Instruction/ maintenance manual of the product L37X01E Hitachi
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USER'S MANUAL READ THE INSTRUCTIONS INSIDE CAREFULL Y . KEEP THIS USER'S MANUAL FOR FUTURE REFERENCE For future reference, record the serial number of your television. SERIAL NO. This serial number is located on the rear of the television. Colour LCD T elevision Model Name L37X01U L37X01E This is the image of the model L37X01U.
ENGLISH USER'S MANU AL Thank you for purchasing the Hitachi LCD T elevision. Please read this user ’s manual carefully before operating this product. T o ensure proper operation, please read and follow ALL the instructions, especially the “IMPORT ANT SAFETY INSTRUCTIONS” and “SAFETY PRECAUTIONS”.
2 IMPORT ANT SAFETY INSTRUCTIONS ......... 2 INTRODUCTION ........................................... 3 About This Manual ................................................ 3 T rademark Credits ................................................. 3 About Software .
3 ENGLISH INTRODUCTION Thank you for purchasing the Hitachi LCD T elevision. We hope that you will enjoy the great performance of this product. This LCD T elevision has been designed to meet the international standards. However , it could cause personal injuries and property damage if improperly handled.
4 The following are the symbols used in this manual and affi xed on the unit itself. Please fully understand the meanings of the symbols before reading the instructions in this section. W ARNING Never ignore the instruction. There are risks of serious injuries or possible death to the user .
5 ENGLISH Disconnect the plug from the power outlet. Do not disassemble SAFETY PRECA UTIONS (continued) W ARNING Ther e is a risk of fi re, electric shock, or serious injur y . ʄ Do not inser t liquids or any foreign objects (such as metals or fl ammable items) inside the unit.
6 SAFETY PRECA UTIONS (continued) CAUTION ʄ Do not place the unit at a dusty place. It could cause malfunction. ʄ Do not co ver or bloc k any ventila tion holes on the product. The unit would overheat, and it could cause fi re or damage the product which may shorten its service life.
7 ENGLISH SAFETY PRECA UTIONS (continued) CAUTION ʄ Adjust the headphone volume properl y . Excessive sound pressure from headphones might cause hearing loss. ʄ W ipe the front bezel with the soft c loth. As the glossy part of the front bezel might be easily damaged, be sure to use the soft cloth.
8 ABOUT LCD P ANEL Common Phenomena of LCD P anel The following are the common phenomena when operating LCD Panel due to its structural reason. Please note that they are not malfunctions. Defectiv e Spots on Panel The LCD panel is manufactured with high-precision technology .
9 ENGLISH O VERVIEW Large-screen and Full HD LCD panel (1920X1080). Improved Digital signal processor . High quality sound with deeper , richer and dynamic bass tones. V arious functions as Digital T errestrial T elevision (More TV channels, EPG, etc).
10 COMPONENT NAMES Main Unit F r ont P anel R ear Panel Control Panel (inc luding side input) 1 Sub Power button 2 Channel Down/ ź button 3 Channel Up/ Ÿ button 4 V olume Down/ Ż button 5 V olume U.
11 ENGLISH COMPONENT NAMES (Continued) R emote Contr ol NOTE The function indicated by [ ] are only for T eletext mode. Refer to 57 , 58 . 1 Sub Power 23 2 Device Select (TV/DTT , DVD, SA T) 27 , 73 Press these buttons to select device mode. The selected button blinks once.
12 PREP ARA TION This remote control operates on 2 “AA” batteries. 1. Open the batter y compar tment co ver Slide open the battery compartment cover on the backside in the direction of an arrow , and remove the cover .
13 ENGLISH PREP ARA TION (continued) Safety Precaution on Main Unit Installa tion R ead SAFETY PRECA UTIONS ( 4 to 7 ) carefull y besides this page. *The Desktop Stand has been used for the illustration in this manual. Anti-T umble Measur es Install in a stable place and implement safety measure against overturning.
14 CONNECTION T er minal P ositions 1 1 Power Cord Socket 2 Aerial Socket 3 AV 1 4 AV 2 5 AV 3 6 AV 4 7 Monitor Out 8 Service Use only 9 Service Use only 0 Power Swivel T erminal ! Optical Out (Digita.
15 ENGLISH Connecting Procedur e This unit is ready for various kinds of connections. Make a connection in the following steps. Be sure to turn off the Main Power fi rst when connecting external equipments. 1. Connect Power Cord to the rear panel. 2.
16 3. Connecting to Exter nal Equipment T er minals on R ear AV 1 can be connected to the equipment with Composite/S-Video/Audio output, and Composite/Audio input. The output signal can support not only Analogue but also Digital T errestrial TV signals.
17 ENGLISH AV 4 can be connected to the equipment with either Component or Composite output. When using as Composite, do not insert the jacks into P B or P R . If your external device has a Component terminal, COMPONENT connection is recommended for higher quality picture .
18 HDMI 2 and 3 terminal can be connected to the devices with HDMI output. If the external device has DVI output, this can be available with HDMI-DVI cable. In case of using the HDMI-DVI cable, connect to audio terminal besides HDMI input terminal. Refer to 20 about HDMI1 terminal on side.
19 ENGLISH PC terminal (D-sub 15 pin) is connected to PC, which allows Analogue RGB signal. Connect to also audio terminal on the rear besides PC (RGB) terminal. Sub Woofer terminal can bring the deep bass sound from the external speaker equipped with a built-in amplifi er .
20 CONNECTION (continued) Connecting Procedur e (continued) AV 5 can be connected to the equipment with S-video output and composite output. If your external device has S-video terminal, S-VIDEO connection is recommended for higher quality picture.
21 ENGLISH CONNECTION (continued) Connecting Procedur e (continued) Photo Input terminal can be connected to a digital still camera or USB card reader with USB cable. For details, refer to the Photo Input function shown on 65 ~ 69 . SD Memory Card slot can be used for the Photo Input function with the SD (or MMC) card memory containing pictures.
22 Information How to secure the cables. After connecting all of the cables to the terminals, secure them with the clamps. When you secure the cables, please be careful not to tighten too much. CAUTION Use only the Power Cord provided. Do not use a power supply voltage other than that indicated (AC220-240V , 50Hz).
23 ENGLISH BASIC OPERA TION P ower On/Off Now , turn On the main power to the unit. Make sure that the power cord is plugged into the wall socket. T o tur n On the power of the unit: 1. Press the Main Power switch on the unit. The Indicating Lamp will illuminates in Red (Standby mode).
24 BASIC OPERA TION (continued) Easy Setup When you turn ON the TV for the fi rst time, your TV automatically leads to the settings of “ Language ,” “ T arget ,” and “ Country (TV and DTT).” (Also, refer to the attached Quick Guide.) The integrated DVB-T tuner will only receive MPEG2 compressed signals.
25 ENGLISH Channel Up/Down button BASIC OPERA TION (continued) Channel Selections There are 4 ways to select the channels: stepping through the channel, selecting by number , selecting from the on-screen channel list, and using the Electronic Programme Guide (EPG).
26 BASIC OPERA TION (continued) V olume Up/Down 1. T o increase the sound volume, press button on the remote control, or V olume Up button on the control panel. The V olume Indicator value on the screen will shift right. 2. T o decrease the sound volume, press button on the remote control or V olume Down button on the control panel.
27 ENGLISH BASIC OPERA TION (continued) Input Switching to DTT/TV/A V1~5/HDMI1~3/RGB There are several ways to change the input mode as mentioned below . Please select your preferred way . z Y ou can select DTT and TV mode directly . Press button on the remote control.
28 English Spanish 30min. 01h 59m 17 : 45 ABTV 12 10 30min. 01h 59m 17 : 45 ABTV 1 30min. 01h 59m 17 : 45 AV1 Component AV VIDEO Channel number DTT TV Audio language *1 Subtitle language (DVB) *1 Chan.
29 ENGLISH MENU OPERA TION Ho w to use On-Scr een Display (OSD) system With the On-Screen Display system, you can access the various kinds of the features and functions in this product. There are two setting menus of Main Menu and Function Menu. As usage, press MENU button to show Main Menu or FUNCTION button to show Function Menu.
30 MAIN MENU OPERA TION Initial Setup Menu This menu allows you to access various kinds of initial settings. The menu items indicated by * can be automatically stored. Selected Items Setup hint Colour System* System1 Do not change the original setting.
31 ENGLISH MAIN MENU OPERA TION (continued) Initial Setup Menu (continued) Selected Items Setup hint RGB Input Input Level* 0.7V Normally , select [0.7V]. Select [1.0V] only when the whole display becomes too white. 1.0V Frequency Display* Off Select whether indicating the PC signal frequency information on Input Signal Screen Display or not.
32 MAIN MENU OPERA TION (continued) Channel Manager Menu (TV mode) With this menu, you can check channel list and access various kinds of features relating to TV channel settings.
33 ENGLISH MAIN MENU OPERA TION (continued) Channel Manager Menu (DTT mode) With this menu, you can check channel list and access various kinds of features relating to DTT channel settings.
34 MAIN MENU OPERA TION (continued) Confi guration Menu This menu provides various ways to protect your panel, reduce power consumption, and set up utilizing the useful functions, such as DVB subtitle setting. The menu items indicated by * can be automatically stored.
35 ENGLISH Selected Items Setup hint Default Audio* This can set DTT initial audio from the following. For L37X01U model: English ĺ Welsh ĺ Gaelic ĺ Irish ĺ Undefi ned For L37X01E model: English .
36 MAIN MENU OPERA TION (continued) Picture Menu (TV/A V mode) In this menu, you can make specifi c adjustments for the picture based on your preference. By pressing ź button at the bottom of each menu page, the next Picture menu page will appear on the screen.
37 ENGLISH MAIN MENU OPERA TION (continued) Picture Menu (TV/A V mode) (continued) Selected Items Setup hint Contrast Mode* Dynamic It allows you to choose from 2 modes. Dynamic: Sharpen the gradation to improve the contrast feeling. Normal: Reproduce as faithful gradation as possible.
38 MAIN MENU OPERA TION (continued) Picture Menu (TV/A V mode) (continued) Selected Items Setup hint MPEG NR* Off This is a noise reduction system for MPEG picture signal. (ex. against mosquito noise and block noise.) Low High Back Light 0~100% Adjust the brightness of the Back Light for the maximum visibility .
39 ENGLISH MAIN MENU OPERA TION (continued) Picture Menu (RGB mode) In this menu, you can make specifi c adjustments for the RGB picture based on your preference. By pressing ź button at the bottom of each menu page, the next Picture menu page will appear on the screen.
40 MAIN MENU OPERA TION (continued) Picture Menu (Photo mode) In this menu, you can make specifi c adjustments for the picture of photo mode based on your preference. By pressing ź button at the bottom of each menu page, the next Picture menu page will appear on the screen.
41 ENGLISH MAIN MENU OPERA TION (continued) Picture Menu (Photo mode) (continued) Selected Items Setup hint L TI* Off Adjusts the sharpness of the picture signals. Low Middle High CTI* Off Adjusts the sharpness of the colour signals. Low Middle High Black Enhancement* Off Adjusts the black level compensation.
42 MAIN MENU OPERA TION (continued) Audio Menu With this menu, you adjust and customize the audio condition as you like. Y ou can move on to the next menu screen by pressing ź button at the bottom. The menu items indicated by * can be automatically stored.
43 ENGLISH MAIN MENU OPERA TION (continued) Audio Menu (continued) Selected Items Setup hint Headphone V olume* 0 ~ 60 It allows you to adjust the volume of the headphone. Headphone Select* TV+H.Phone Y ou can hear the sound from both speakers and headphone.
44 FUNCTION MENU OPERA TION Basic Mode This can access to various kinds of useful features, such as EPG and timers. If you press FUNCTION button on remote control at normal mode, the following menu appears. Selected Items Setup hint Favourite This gives access to Favourites page which allows you to set a channel as Favourite.
45 ENGLISH FUNCTION MENU OPERA TION (continued) Basic Mode (continued) Selected Items Setup hint Lock & Rating Channel Lock Off If set On, the selected channels can be locked so that it cannot be selected without 4 digit codes. T o select the channel to lock, go to “Channel Manager” from main menu.
46 FUNCTION MENU OPERA TION (continued) Guide Mode [DTT mode only] If you press FUNCTION button on the remote control during EPG mode, the following menu appears. See 52 for the details about EPG. Selected Items Setup hint Matrix View/Channel V iew Matrix View Select a type of the EPG display .
47 ENGLISH FUNCTION MENU OPERA TION (continued) Prog r amme Search Mode [DTT mode only] If you press FUNCTION button on the remote control during programme search, the following menu appears. Selected Items Setup hint Search Condition Channel Category Y ou can search for programmes.
48 FUNCTION MENU OPERA TION (continued) Photo Input Mode If you press FUNCTION button on the remote control whilst using Photo Input function, the following menu appears. See 65 , 66 for the details. Selected Items Setup hint Rotate The selected picture is rotated in the sequence of the following.
49 ENGLISH FEA TURES Channel List (TV mode) Y ou can adjust channel setting on channel list from Channel Manager menu. 1. Press MENU button on the remote control in TV mode. 2. Select “ Channel Manager ” from Main Menu. 3. Channel list shows up with those status marks.
50 FEA TURES (continued) Channel List (DTT mode) Y ou can adjust channel setting on channel list from Channel Manager menu. 1. Press MENU button on the remote control in DTT mode. 2. Select “ Channel Manager ” from Main Menu. 3. Channel list shows up with those status marks.
51 ENGLISH FEA TURES (continued) Channel List (DTT mode) (continued) 5. Y ou can use the detailed setting by using setting section shown on the lower right. Hide Off Y ou can hide/show the channel which sets as “Skip On” by pressing OK button whilst selecting “ Hide ”.
52 EPG screen displays a list of the stored channels along with information on what programmes are being broadcast, if the service is available. 1. Press button to display EPG screen.
53 ENGLISH T itle 1. Use ◄► button to change the position to input. 2. Input the title by using and numeric button on the remote control. 3. Press OK button to set up the title. • Limit: 40 characters • See 54 for the selectable characters by using numeric button.
54 z Check the status of the selected channel/programme: Check the following marks on the T imer List, which might refl ect on your setting. ON The selected channel has Channel Lock. See 45 for the details. ON The selected channel has Rating Lock. (Only for L37 X01E model.
55 ENGLISH Y ou can register your favourite list of channels. 1. Select “ Favourite ” in Function Menu. Refer to 44 . 2. Change pages using ◄► button and select channels using button. And then select the following buttons. Red (Del.) Deletes a registered channel.
56 Y ou can set DVB Subtitle On here, and the available DVB Subtitle Language provided in the current programme can be selected. 1. Press button on the remote control during DTT mode.
57 ENGLISH FEA TURES (continued) Analogue/Digital T elete xt This teletext supports the following. • TV mode: All models • DTT mode: L37X01E How to operate the T eletext The T eletext can be simply displayed by pressing the remote control buttons.
58 This teletext is for L37X01U model in DTT mode. MHEG Digital T eletext can provide various information with text on the screen. • T o access/exit from T eletext screen, press button or Colour button depending on the programme being broadcast. Please follow the instructions on the screen when using Colour button.
59 ENGLISH FEA TURES (continued) Size Switc hing DTT/TV/A V signal input Each time button of the remote control is pressed (or press and then ◄► button), the screen display size is switched in sequence, and the status will be displayed at the bottom of the screen.
60 FEA TURES (continued) Size Switc hing (continued) DTT/TV/A V signal input (continued) Input Signal Display Screen Display Size T o display suitable scr een as f ollows. W hen Wa tching High Defi nition Pictures: (16:9 Signal) Full/Full 1 Play a 16:9 image faithfully showing 95% of the size.
61 ENGLISH FEA TURES (continued) Size Switc hing (continued) RGB signal input Y ou can select suitable size depending on the resolution. Normal Full Real Display Area Selection Diagram Resolution Inpu.
62 Activate in DTT/TV/A V1~5/HDMI1~3 mode With this feature, you can watch different channels simultaneously on one screen. AV 1 5 AB TV AV [Split] FEA TURES (continued) Multi Picture Mode [PinP] There are two modes (Split and PinP) in Multi-Picture mode.
63 ENGLISH Activate in R GB mode When you activate the Multi Picture mode in RGB Input, the large screen (Main- screen) is RGB Input. The picture is displayed in PinP mode where the sub- screen is displayed inside of the large screen (Main-screen). 1.
64 FEA TURES (continued) Picture F r eezing By pressing button, you can change to freeze mode easily anytime you like. Press it again to return to normal picture. It displays 2 pictures from the same source. One is active (left), whilst the other is still picture (right).
65 ENGLISH FEA TURES (continued) Photo Input Function With this Photo Input function, you can enjoy watching Photos from such devices as Digital Still Camera and SD card along with useful features such as Slide Show . Operating the Photo Input 1. Before operating this function, make sure to turn the power OFF /Standby .
66 FEA TURES (continued) Photo Input Function (continued) T humbnail-Size Image (Inde x) to Full-Size Image 4 8 12 16 3 7 11 15 2 6 10 14 1 5 9 13 20 24 28 32 19 23 27 31 18 22 26 30 17 21 25 29 20 24 28 32 19 23 27 31 18 22 26 30 17 21 25 29 OK OK 4 8 12 16 3 7 11 15 2 6 10 14 1 5 9 13 Prev.
67 ENGLISH FEA TURES (continued) Photo Input Function (continued) Slide Show Function 20 24 28 32 19 23 27 31 18 22 26 30 17 21 25 29 20 24 28 32 19 23 27 31 18 22 26 30 17 21 25 29 Prev./Next Thumbnail Jump 0-9 23/60 30 Jan 2008 1600 x 1200 ABCDEF Function Menu Rotate Slideshow Select Device OK OK OK Select Adjust Cancel Slideshow Interval 10 Sec.
68 FEA TURES (continued) Photo Input Function (continued) Other • Y ou can access to Picture menu directly by pressing MENU button during Photo Input mode. Y ou can set up the picture setting only for Photo Input images. Please note that some of the picture menu are not available for Photo Input mode.
69 ENGLISH FEA TURES (continued) Photo Input Function (continued) CAUTION In case of copying, viewing or editing a picture by computer , etc., it may not be displayed in this function. Do not connect any apparatus other than DSC, USB card reader , and SD card/MMC to the Photo Input connector .
70 FEA TURES (continued) P ower Swiv el With the Desktop stand, you can adjust the angle of the panel side to side by pressing button on the remote control. Swivel CAUTION • Do not push the panel with your hands whilst operating the Swivel. It could damage the panel and/or stand.
71 ENGLISH FEA TURES (continued) Audio Switc hing NICAM / Sound Multiple x (inc luding A2) (TV mode) Y ou can make optimum use of available audio by pressing I / II button of remote control.
72 FEA TURES (continued) P ower Sa ve Mode W hen A V/RGB input is selected • Y ou are provided with the function to save power consumption when no signal is detected in A V/RGB input.
73 ENGLISH FEA TURES (continued) D VD Player / STB Selection Y ou can use this remote control to operate DVD Player and Set T op Box of Hitachi or other manufacturers as well as this set. Set Up Example: Hitachi DVD 1. Set up the manufacturer . Hold down button and press button.
74 TROUBLESHOO TING Before calling service technician, check the following tables fi rst. If the problem is not be solved with the suggested procedures, contact your local dealer .
75 ENGLISH TROUBLESHOO TING (continued) Symptom and Check List (continued) Symptoms Check list Page • No picture The Indicating lamp ĺ Off • Check if the Power Cord is plugged into the socket fi rmly .
76 Symptoms Check list Page • The image on the screen is moving in an oblique direction. (RGB mode only) • Adjust “Horizontal Clock” and “Clock Phase”. 30 • The coarse horizontal stripes could be seen in full-display mode. (RGB mode only) • Adjust “Horizontal Clock”.
77 ENGLISH PRODUCT SPECIFICA TIONS SPECIFICA TION Panel Display dimensions Approx. 37 inches (820 (H) x 461 (V) mm, diagonal 941 mm) Resolution 1920 (H) x 1080 (V) pixels Net dimensions including Stand: 927 (W) x 683 (H) x 366 (D) mm excluding Stand: 927 (W) x 624 (H) x 1 15 (D) mm Net weight including Stand: 25.
78 PRODUCT SPECIFICA TIONS (continued) Signal Input RGB ter minal (D-sub 15-pin connector) Pin Input signal 1R 2G 3B 4 No connection 5 No connection 6 R.
79 ENGLISH PRODUCT SPECIFICA TIONS (continued) R ecommended Signal List W ith HDMI input No. Signal mode Horizontal frequency (kHz) Dot cloc k frequency (MHz) Remarks Signal Name Resolution V er tical frequency (Hz) 1 576i 720(1440) X 576 50.00 15.63 27.
80 LICENSE A GREEMENTS End User License Ag reements for Operating System Softw are OPERA TING SY STEM LICENSE INFORMA TION This HIT ACHI TV incorporates certain open source operating system software distributed under the GNU GENERAL PUBLIC LICENSE V ersion 2 and GNU LESSER GENERAL PUBLIC LICENSE V ersion 2.
81 ENGLISH LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) GNU GENERAL PUBLIC LICENSE V ersion 2, June 1991 Copyright (C) 1989, 1991 Free Software Foundation, Inc.
82 LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) 1. Y ou may copy and distribute verbatim copies of the Program’s source code as you receive.
83 ENGLISH LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) The source code for a work means the preferred form of the work for making modifi cations to it.
84 LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) Each version is given a distinguishing version number .
85 ENGLISH LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) If the program is interactive, make it output a short notice like this when it starts.
86 LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) GNU LESSER GENERAL PUBLIC LICENSE V ersion 2.
87 ENGLISH LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) We call this license the “Lesser” General Public License because it does Less to protect the user’s freedom than the ordinary General Public License.
88 LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) b) Y ou must cause the fi les modifi ed to carry prominent notices stating that you changed the fi les and the date of any change.
89 ENGLISH LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) When a “work that uses the Library” uses material from a header fi le that is part of the Library , the object code for the work may be a derivative work of the Library even though the source code is not.
90 LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) a) Accompany the combined library with a copy of the same work based on the Library , uncombined with any other library facilities. This must be distributed under the terms of the Sections above.
91 ENGLISH LICENSE A GREEMENTS (continued) End User License Ag reements for Operating System Softw are (continued) NO W ARRANTY 15. BECAUSE THE LIBRAR Y IS LICENSED FREE OF CHARGE, THERE IS NO W ARRANTY FOR THE LIBRARY , T O THE EXTENT PERMITTED BY APPLICABLE LAW .
92 Thank you for purchasing this Hitachi T elevision. In the unlikely event that this product should develop a fault, we undertake to repair or replace any part of the product which fails due to a manufacturing defect within 12 months of the date of purchase provided that .
Hitachi Ltd. Consumer Business Group Shin-Otemachi Bldg 5f, 2-1, Otemachi 2-Chome, Chiyoda-Ku, T okyo 100-0004 Japan HIT ACHI EUROPE L TD. Consumer Affairs Department PO Box 3007 Maidenhead Berkshire SL6 8ZE UNITED KINGDOM T e l : 0870 405 4405 Email: consumer .
An important point after buying a device Hitachi L37X01E (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hitachi L37X01E yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hitachi L37X01E - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hitachi L37X01E you will learn all the available features of the product, as well as information on its operation. The information that you get Hitachi L37X01E will certainly help you make a decision on the purchase.
If you already are a holder of Hitachi L37X01E, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hitachi L37X01E.
However, one of the most important roles played by the user manual is to help in solving problems with Hitachi L37X01E. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hitachi L37X01E along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
