Instruction/ maintenance manual of the product VT1200S Leica
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Operating Manual Leica VT1200 and VT1200 S V1.1 English – 05/2007 Always keep this manual with the instrument. Read carefully before working with the instrument.
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3 Leica VT1200 and VT1200 S – Microtome Published by: Leica Microsystems Nussloch GmbH Heidelberger Str. 17 – 19 D-69226 Nussloch Germany Phone: +49 62 24 143-0 Fax: +49 62 24 143-200 E-mail: histo_info@leica-m icrosystems.com Internet: http://www.
4 Operating Manual V1.1 – 05/2007 Contents 1. Important Notes .............................................................................................................. ............ 5 1.1 Symbols in the Text and their Meanings ..................
5 Leica VT1200 and VT1200 S – Microtome Instrument model: All information provided in this manual applies only to the VT1200 and VT1200S instruments de- scribed here. A nameplate indicating the instrument serial num- ber is attached to the rear side of the instrument.
6 Operating Manual V1.1 – 05/2007 2. Safety This Operating Manual contains important instructions and information regarding the operational safety and maintenance of the instrument. The Operating Manual is an important part of the product, and must be read carefully prior to startup and use and must always be kept near the instru- ment.
7 Leica VT1200 and VT1200 S – Microtome Caution: Extremely sharp blades pose risk of injury when touched! Fresh tissue poses risk of infection! Fire hazard from uncovered magnifier! Cover the magnifier during work breaks! 2.
8 Operating Manual V1.1 – 05/2007 3. Instrument Characteristics 3.1 Technical Data for the VT1200 General data: Cutting frequency (± 10 %) ..................................................................................................... .......
9 Leica VT1200 and VT1200 S – Microtome 3.1.1 Technical Data for the VT1200 S General data: Cutting frequency (± 10 %): .................................................................................................... ..................... 85 Hz (± 10 %) Amplitude: .
10 Operating Manual V1.1 – 05/2007 Fig. 8, Control panel m VT1200 S mm Blade holder 3. Instrument Characteristics 3.2 General Overview of the VT1200/VT1200S Cutting head Fig. 2, Basic instrument Fig. 7, Control panel VT1200 Fig. 3, Magnifier Fig. 4, Microscope Fiber optic light guide Fig.
11 Leica VT1200 and VT1200 S – Microtome Specimen plate for specimens of 1 cm in height for specimens of 2 cm in height Directional 3. Instrument Characteristics Attachments on dovetail receptacle I.
12 Operating Manual V1.1 – 05/2007 3. Instrument Characteristics LED for feed rate LED on, for enabled amplitude adjustment Sets the current specimen position between 0 (lower) and 20,000 μm (upper.
13 Leica VT1200 and VT1200 S – Microtome Sets the blade feed rate. Select the values using setting dial 1. Sets the amplitude. Select the values using setting dial 1. Moves the speci- men into the lowest position, (LED is illuminated when the lowest position is reached) Starts or stops the sectioning process.
14 Operating Manual V1.1 – 05/2007 4. Installation 4.1 Standard Scope of Delivery for the VT1200 VT1200 basic instrument .................................................................... 0481 42065 1 control panel ................................
15 Leica VT1200 and VT1200 S – Microtome 4.1.1 Standard Scope of Delivery for the VT1200 S VT1200 S basic instrument ................................................................. 0481 42066 1 control panel .......................................
16 Operating Manual V1.1 – 05/2007 4.2 Packing and Setting up the Instrument 4. Installation 1 . Have 2 people grab the instrument by the transport handles ( 1 ), place it on the wooden pallet and screw it to the pallet using the 4 size 6 hexa- gon-head screws ( 2 ).
17 Leica VT1200 and VT1200 S – Microtome 4. Installation 4.3 Before Commissioning the Instrument 1 1 Fig. 13 Once the instrument is in its final location, unscrew the transport handles ( 1 ) from the instrument us- ing the size 6 Allen key provided and store them, along with the screws, in a safe place.
18 Operating Manual V1.1 – 05/2007 5. Working with the Instrument 5.1 Description of the Typical Application The Leica VT1200 / VT1200 S is a microtome with a vibrating blade and is predominately used for sectioning fixed and unfixed specimens during neu- rological research.
19 Leica VT1200 and VT1200 S – Microtome 5.2 Control Elements on the VT1200 Control Panel Caution: To practice the key functions, always make sure there are no blades installed! Do not install the blades until you are familiar with all of the key functions.
20 Operating Manual V1.1 – 05/2007 5. Working with the Instrument 5.2.2 Fine-adjusting the Blade-to-Specimen proximity and Feeding to the Section Thickness The rotary knob 2 for moving the specimen receptacle vertically can be used both for fine-adjusting the blade-to-specimen proximity and for adjusting the desired section thicknesses.
21 Leica VT1200 and VT1200 S – Microtome 5.2.4 Selecting the Sectioning Parameters SPEED : Blade feed rate – upper display – LED mm/s. The desired blade feed rate can be adjusted from 0.01 – 1.5 mm/s using rotary knob 1: 0.01 – 0.1 in 0. 01mm/s increments 0.
22 Operating Manual V1.1 – 05/2007 5.3 Control Element on the Control Panel of the VT1200 S The Leica VT1200 S is a fully automatic microtome with a vibrating blade that can be operated in semiautomatic or automatic sectioning mode.
23 Leica VT1200 and VT1200 S – Microtome 5. Working with the Instrument Key/setting dial semiautomatic sectioning mode In semiautomatic sectioning mode, before each cut, a manual feed to the desired section thickness must be carried out using the setting dial for section thickness.
24 Operating Manual V1.1 – 05/2007 5. Working with the Instrument Key/setting dial semiautomatic sectioning mode The blade feed rate can be adjusted from 0.01 – 1.5 mm/s: 0.01 – 0.1 in 0.01 mmm/s increments, 0.10 – 0.5 in 0.02 mmm/s increments, 0.
25 Leica VT1200 and VT1200 S – Microtome Key/setting dial semiautomatic sectioning mode The rotary knob for moving the specimen receptacle vertically can be used for fine-adjusting the blade-to-specimen proximity.
26 Operating Manual V1.1 – 05/2007 semiautomatic sectioning mode If the DOWN key is pressed a sec- ond time while the specimen receptacle is moving downwards, the specimen receptacle comes to a stop and the current position ap- pears on the ∑ μm display (lowest position = 0, uppermost position = 20,000 μm).
27 Leica VT1200 and VT1200 S – Microtome 5. Working with the Instrument Key/setting dial General information about the cutting win- dow semiautomatic sectioning mode Not possible. Not possible. Not possible. automatic sectioning mode The horizontal cutting path can be reduced to the specimen size.
28 Operating Manual V1.1 – 05/2007 Key/setting dial semiautomatic sectioning mode Only single stroke ( SINGLE ) is pos- sible. If an attempt is made to switch to continuous stroke ( CONT ), an audible warning signal sounds. Starts the sectioning process using the selected amplitude ( AMPL ) and blade feed rate ( SPEED ).
29 Leica VT1200 and VT1200 S – Microtome Key/setting dial semiautomatic sectioning mode Press the MENU key. 8 sets of user parameters can be saved; Current user selection – User 1: turn rotary knob 2 clockwise, then press Menu again. The blade feed rate ( SPEED ) can be set to 0 – 1.
30 Operating Manual V1.1 – 05/2007 5. Working with the Instrument semiautomatic sectioning mode ➞ Rotary knob 2 Mode: Choice between AUTO and MAN with rotary knob 1; for semiautomatic sectioning mode, MAN must be selected. ➞ Rotary knob 2 Stroke type ( CUT ) – only single stroke ( SINGLE ) can be selected with rotary knob 1.
31 Leica VT1200 and VT1200 S – Microtome 5. Working with the Instrument semiautomatic sectioning mode ➞ Rotary knob 2 The feed rate ( FOR/REV ) for the "Blade forward" and the "Blade back" keys can be set between 1 and 5 mm/s in 0.
32 Operating Manual V1.1 – 05/2007 5. Working with the Instrument 5.4 Installing the Accessories 2 5.4.1 Installing the Ice Bath and Buffer Tray • A lever ( 2 ), which needs to be pushed forward, is located on the underside of the ice bath ( 1 ). • Now push the tray onto the dovetail holder ( 3 ) from the front.
33 Leica VT1200 and VT1200 S – Microtome 5. Working with the Instrument 5.4.3 Preparing a Specimen • Fix the specimen to the specimen plate using the cyanoacrylate (included in the standard scope of delivery). • Screw the manipulator ( 6 ) onto the specimen plate, place it in the buffer tray and adjust it to the desired position.
34 Operating Manual V1.1 – 05/2007 5. Working with the Instrument 5.4.4 Installing and Removing the Blade Holder Fig. 19 • Before the blade holder can be replaced, it must be brought into a 45° inclined position. To do so, insert the size 3 Allen key sideways into the blade holder through the hole ( 8 ) and rotate it 45° clockwise.
35 Leica VT1200 and VT1200 S – Microtome 5. Working with the Instrument 5.4.5 Inserting the Blade • Insert a size 3 Allen key sideways into the blade holder through the hole ( 8 ) and rotate it 90° clockwise.
36 Operating Manual V1.1 – 05/2007 5.5 Routine Daily Maintenance and Switching off the Instrument – VT1200/VT1200S After all daily procedures have been finished, perform the following: • Switch off the main switch on the side of the instrument. • Place the magnifier cover on the magnifier.
37 Leica VT1200 and VT1200 S – Microtome 6.1 Using the VibroCheck with the VT1200 Prior to assembly, the dovetail guide ( 3 ) is brought down to the lowest position using the DOWN key! 1.
38 Operating Manual V1.1 – 05/2007 When LED on VC is green and LED in RUN/ STOP is yellow, the blade starts to vibrate with the amplitude set. Speed = 0, amplitude can be changed at any time. On the (5-digit) display, the deviation in height amplitude is shown in μm (e.
39 Leica VT1200 and VT1200 S – Microtome 6. Operating the VibroCheck Prior to assembly, the dovetail guide ( 3 ) is brought down to the lowest position using the DOWN key! 1 .
40 Operating Manual V1.1 – 05/2007 The deviation of the height amplitude is shown on the display in μm ( 1 ). This value can be ei- ther positive or negative. A number (e.g. -0.3) appears in the ∑ μm display ( 2 ). This means a counterclockwise rotation of 0.
41 Leica VT1200 / VT1200 S – Microtome 7. Malfunctions: Meanings and Troubleshooting Error/INF No. Error Troubleshooting Remark - Wrong control panel (VT1200 or VT1200 S) - Head does not swing into place.
42 Operating Manual V 1.0 – 10/2006 7. Malfunctions: Meanings and Troubleshooting Error/INF No. Error Troubleshooting Remark - "Bottom" limit switch of the Z-axis is not reached during initial- ization or operation. - The "top" limit switch of the Z-axis is not reached.
43 Leica VT1200 / VT1200 S – Microtome Error/INF No. Error Troubleshooting Remark - Control board (C1/back panel) and keyboard (C2) have different software versions. - Control board (C1/back panel) and VibroCheck (C3) have different software versions.
44 Operating Manual V 1.0 – 10/2006 Error/INF No. Error Troubleshooting Remark 7. Malfunctions: Meanings and Troubleshooting - Basic calibration of light barrier is not pos- sible for VibroCheck. - VibroCheck blade search not successful. - Communication error between control unit and VT.
45 Leica VT1200 / VT1200 S – Microtome 7. Malfunctions: Meanings and Troubleshooting If the 1000 hour limit is exceeded while the interment is in normal operat- ing mode, a flashing "SEr" appears in the upper 3-digit LED for approx. three seconds after the sectioning process has been ended with the RUN/STOP key.
46 Operating Manual V1.1 – 05/2007 7.2 Replacing the Main Fuse Caution: Always unplug the power supply before replacing the fuses! • Remove the fuse housing on the right side of the instrument above the power switch. To do so, push an appropriate tool (small screwdriver) into the slots on the right and the left (Fig.
47 Leica VT1200 and VT1200 S – Microtome Cleaning the blades Always wipe the blade from the back of the blade (sapphire blade) to the cutting edge. NEVER wipe in the opposite direction – risk of injury! Clean using an alcohol-based solution or acetone.
48 Operating Manual V1.1 – 05/2007 9. Ordering Information for Optional Accessories, Consumables and Spare Parts Ice bath ................................................................................................... 0481 42010 Buffer tray Buffer tray, complete (plastic) .
49 Leica VT1200 and VT1200 S – Microtome 9.1 Extension Accessories for Standard Specimens 9. Ordering Information for Optional Accessories, Consumables and Spare Parts Buffer tray, complete (plastic.
50 Operating Manual V1.1 – 05/2007 9. Ordering Information for Optional Accessories, Consumables and Spare Parts Buffer tray, double-walled, incl. integrated hand rest, complete • Buffer tray, dou.
51 Leica VT1200 and VT1200 S – Microtome Fig. 43 Specimen plate, directional • Inc. swivel handle • Inc. marks for angling specimen 5° and 10° Order no. 0481 42068 5° 10° 9. Ordering Information for Optional Accessories, Consumables and Spare Parts 9.
52 Operating Manual V1.1 – 05/2007 a 9.1.5 Microscope, Complete 9.1.6 Magnifier, Complete - Microscope support - S6 Stereozoom microscope - 2 eyepieces, 10x23 B, adjustable - Protective objective glass - Bearing cylinder with 3 screws - Dust cover, large - Adapter for the fiber-optic light guide slot - Cover for the LED connection Order no.
53 Leica VT1200 and VT1200 S – Microtome 9.1.7 Installing the Magnifier Support or Microscope Support Fig. 49 2 3 4 • First, remove the cover ( 3 ) from the basic in- strument and store it in a safe place. • Insert the provided Allen screws ( a ) into the hole ( 4 ) in the bearing bush.
54 Operating Manual V1.1 – 05/2007 9.1.8 Fiber-optic Illumination, Cold Light Source Fiber-optic illumination • The fiber-optic illumination is installed after the magnifier has been installed in the magni- fier holder and then connected to the cold light source.
55 Leica VT1200 and VT1200 S – Microtome 9.1.9 Cyanoacrylate Adhesive 9.1.11 Foot Switch 9.1.10 Minichiller (circulating cooler) Insert the foot switch into the uppermost socket marked "FS" ( 5 ) on the left side of the basic in- strument.
10. EC Declaration of Conformity We herewith declare, in exclusive responsibility, that the instrument Leica VT1200/ VT1200 S – Microtome with vibrating blade was developed, designed and manufacture.
57 Leica VT1200 and VT1200 S – Microtome Warranty Leica Microsystems Nussloch GmbH guarantees that the contractual prod- uct delivered has been subjected to a comprehensive quality control procedure.
58 Operating Manual V1.1 – 05/2007 Notes.
An important point after buying a device Leica Leica VT1200S (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Leica Leica VT1200S 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 Leica Leica VT1200S - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Leica Leica VT1200S you will learn all the available features of the product, as well as information on its operation. The information that you get Leica Leica VT1200S will certainly help you make a decision on the purchase.
If you already are a holder of Leica Leica VT1200S, 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 Leica Leica VT1200S.
However, one of the most important roles played by the user manual is to help in solving problems with Leica Leica VT1200S. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Leica Leica VT1200S 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
