1. Operations for Adjustment For the general operations method, see the User's Manual for the TW/TX/TXB Series. 1.1. ROM version information TX ROM ver. TX only (except TXC623) Ver 1.XX.XX.XX TW/TX-L all model Ver 2.XX.XX.XX (*1) TW/TX-N and TW/TX-L all Ver 3.XX.XX.XX model *1: for Japan only...
1.3. Contents of Service Menu The service mode configuration (menu configuration diagram) is shown below. [Normal Range (guideline)] Display example Span after aging 0 to ± 3 (TW/TX) ← If no error has occurred, ppm/ °C 0 to ± 5 (TXB) "NOERR"...
Items in the figure framed in thick lines denote execution items, while those framed in thin lines denote menu items. Shaded items are not displayed when the setting information lock is on. Use the arrow keys to move between items. Explanation →...
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Function General Model selection Selection of the model name automatically sets the basic information for weighing capacity, minimum display, and reference mass for adjustment. Shipping Unit for Japan settings SI unit Set the units users can use, depending on shipping Overseas unit destination.
2. Disassembling and Assembling the Balance 2.1. TW/TX Series 2.1.1. Precautions 1) Pull the connector straight out when disconnecting. Never pull it out at a bent angle. * Pulling out at a bent angle could bend the terminal pins, making it difficult to re-insert the connector.
2.1.2. Inspecting the Balance Interior (Removing the Case and Pan Support) [Disassembly] 1) Detach the AC adaptor, then: [Carat/small pan only] Remove the pan (6), pan support (4), windbreak ring (7) (carat only), and sole plate (8). [Large pan only] Remove the pan (6), pan support cap (5), and sole plate (8). 2) [Carat/small pan only] Remove the knob (C10) on the inside of the ceiling glass set (C5), and slide the ceiling glass set (C5) backward to remove.
Fig. 3-A Fig. 3-B 2.1.3. Replacing Components 2.1.3.1. Replacing the Front Glass (C8) 1) Detach the AC adaptor, and remove the pan (6), pan support (4), windbreak ring (7) (carat only), and sole plate (8). 2) Remove the knobs (C10) on the inside of the ceiling glass set (C5) and side glass sets (C6, C7) and slide the ceiling glass set (C5) and side glass sets (C6, C7) backward to remove.
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2.1.3.2. Replacing the Main Board Assy (B2) 1) Use the procedure in " 2.1.2 Inspecting the Balance Interior (Removing the Case and Pan Support)" to remove as far as the case Assy (3). 2) Remove the three P4 M4×8 screws (B22) fixing the main board Assy (B2) in place. (Fig.6) Fig.6-A Fig.6-B 3) Disconnect the J2,J3 and J4 connectors that are connected to the main board Assy (B2).
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2.1.3.3. Replacing the Analog Board Assy (B3) 1) Use the same procedure as steps 1) to 3) in " 2.1.3.2 Replacing the Main Board Assy (B2)" to remove as far as the main board Assy (B2). 2) [Large pan only] Loosen the two P4 M4×8 screw (22), and remove the large unit cover (9). (Fig.8) 3) [Large pan only] Insert the OPF positioning pin (J1) as far as the line set in the lever fixing hole on the OPF surface.
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7) Follow steps 1) to 6) in reverse to attach the new analog board Assy (B3). * During assembly, use the CS-5 clip (B26) to securely hold the cables for Main board Assy(B2),the weight loader Assy(27) (TW only) and Unit assy,TX(1) downward so that the large pan support Assy (4) and the cables do not contact.
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2.1.3.4. Replacing the Power Board Assy (B4) 1) Use the procedure in " 2.1.2 Inspecting the Balance Interior (Removing the Case and Pan Support)" to remove as far as the case Assy (3). 2) [Large pan only] Loosen the two P4 M4×8 screw (22), and remove the large unit cover (9). 3) [Large pan only] Insert the OPF positioning pin (J1) as far as the line set in the lever fixing hole on the OPF surface.
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9) Disconnect the J4 connector that is connected to the power board Assy (B4). 10) Follow steps 1) to 9) in reverse to attach the new power board Assy (B4). * During assembly, use the cable clamp and the CS-5 clip (B26) to securely hold the cables for Power board Assy(B4) downward so that the large pan support Assy (4) and the cables do not contact.
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8) Follow steps 4) to 7) in reverse to attach the new detector Assy (U11). 9) Adjust the detector height by following " 4.1.1 Adjusting the Height of the Detector Assy (U11)". 10) Follow steps 1) to 4) in reverse to restore the original status. * Clamp to securely hold cable,ILS 7S-7S-130(U19) with short loose length so that the Assy,Detector (U11) do not receive upward or downward force by it.
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5) [TW only] Loosen the two P4 M3×6 screw (30), and remove the leaf supring,weight loaderr (29) and the weight(28). (Fig.25) 6) Disconnect the J2 and J3 connectors that are connected to the analog board Assy (B3). 7) Loosen and remove the four P4 M4×14 socket head bolts (23) fixing the TX unit Assy (1) in place. (Fig. 26) * When lifting up the TX unit Assy (1), do not grab the parallel guide or movable column.
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2.1.3.7. Replacing the Weight loader Assy (27) Use the procedure in " 2.1.3.6 Replacing the TX Unit Assy (1)" to remove the TX unit Assy (1). Open the CS-5 clip for the cables of the weight loader assy(27) and disconnect the connector that are connected to the main board Assy (B2) Loosen and remove the three P4 M3×6 screws (30) fixing the weight loader Assy (27) in place.
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2.1.3.8. Replacing the Force Coil Assy (L1) 1) Use the procedure in " 2.1.3.6 Replacing the TX Unit Assy (1)" to remove the TX unit Assy (1). 2) Remove the soldering on the lever Assy (U7) side of the two Pt-Ni bands (U17). * Do not break or damage the PT-Ni bands.
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Fig. 34 Fig. 35 13) Looking at the TX unit Assy (1) from the top, tighten the force coil Assy (L1) at the position where the center of the magnet Assy (U9) aligns with the center of the force coil Assy (L1). 14) Slide in and attach the four magnet lids (U16) from the horizontal direction and use four M2.5×6 screws (U54) to tighten in place.
2.2. TXB Series 2.2.1. Precautions 1) Pull the connector straight out when disconnecting. Never pull it out at a bent angle. * Pulling out at a bent angle could bend the terminal pins, making it difficult to re-insert the connector. Fig.
2.2.2. Inspecting the Balance Interior (Removing the Case and Pan Support) [Disassembly] 1) Detach the AC adaptor, and remove the pan (1), pan support (2), and windbreak ring (3). To remove the windbreak ring (3), rotate it clockwise as viewed from above. (1) Pan (2) Pan support (3) Windbreak ring...
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3) Lift up the upper case (6) from the back, and disengage from the hooks at the front of the lower case (7). (6) Upper case (7) Lower case Back: Two hooks Fig. 5 Removing the Upper Case * In this condition, the main board Assy (B1), analog board Assy (B2), and power board Assy (B3) can be inspected.
2.2.3. Replacing Components (10) Analog board ASSY (12) Load cell ASSY (9) Main board ASSY (13) Cable 9-9 (11) Power board ASSY (14) Cable 10-10 (15) Battery cable 2.2.3.1. Replacing the Main Board Assy (9) 1) Use the procedure in " 2.2.2 Inspecting the Balance Interior (Removing the Case and Pan Support)" to remove as far as the upper case (6).
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6) Remove the two CDHWE101S00 screws (24) fixing the power board Assy (11) and back plate (16) in place. 7) Temporarily tighten the two CDHWE101S00 screws (24) fixing the new power board Assy (11) and back plate (16) in place. 8) Slide the back plate (16) down, and set the back plate (16) so that it is held down by the M3×6 truss screw (25).
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Cable hole (22) (22) Front hooks 6) Remove the hexagonal socket head bolt on the back of the base Assy (17). * Be careful not to apply force to the load cell Assy. Also be careful not to drop the load cell Assy. 7) Follow steps 2) to 5) in reverse to attach the new load cell Assy (12).
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9) Adjust the four displacement stop screws for the load cell Assy. Raise the screws until they touch the pan support projection, and then lower them by turning backward by 270 degrees. Confirm that the gap jig t=0.4 (32) can be inserted but the gap jig t=0.6 (32) cannot be inserted. Use Loktite (26) to fix the screws in place. Adjustment range: 0.5 mm 10) Input EEPROM data of attached with load cell assy.
3. Checking the Electronic Board 3.1. TW/TX Series The TW/TX Series boards and their signal allocations are summarized below. Numbers in parenthesis ((1), (2), (3), and so on) show pin numbers, and a checkmark ( ) indicates a point that needs checking, if possible. 3.1.1.
3.1.3. Power Board Assy (B4) Assy P/N 321-64550 Board P/N 321-64552 Smoothes out AC adaptor input (DC 12 V/1 A), generates ±12 V and +5 V for communications Circuits Mounted DATA I/O and RS-232C communications J4 (1) Signal GND (0 V) J4 (2) Signal GND (0 V) J4 (3)
3.2. TXB Series The TXB Series boards and their signal allocations are summarized below. Numbers in parenthesis ((1), (2), (3), and so on) show pin numbers, and a checkmark ( ) indicates a point that needs checking, if possible. 3.2.1. Power Board Assy Assy P/N 321-63855...
3.2.3. Analog Board Assy Assy P/N 321-63845 Board P/N 321-63847 A/D converter, generates analog +5 V Circuits Mounted Temperature sensor output amplification +5 V for logics is generated by Display board. Signal AGND (0 V): A/DC reference (-), bridge power (-) J1 (1) J1 (2) Signal AGND (0 V)
*3) All of the EEPROM data of address No. 288 – 28D are set to “0”(zero). *4) TW series only 4.1.1. Adjusting the Height of the Detector Assy (U11) 1) With the ILS 2S-90 cable (U20) connector that is connected to the analog board Assy (B3) disconnected, attach the AC adaptor and turn on the power.
Fig. 37 4.1.2. Adjusting the Tilt Error 1) Use the procedure in " 2.1.2 Inspecting the Balance Interior (Removing the Case and Pan Support)" to remove as far as the case Assy (3). 2) Use the two front caster Assys (B6) to adjust the level of the balance so that the air bubbles in the level come to the center of the framed area.
4.1.3. Adjusting the Cornerload Error * This adjustment is only effective for minor errors (within ±30 counts). If the error is larger, replace the TX unit Assy (1). 1) Use the procedure in " 2.1.2 Inspecting the Balance Interior (Removing the Case and Pan Support)" to remove as far as the case Assy (3).
4.2. TXB Series When replacing the following components, balance performance may be altered. After replacement, check the performance and make adjustments if necessary. Main Board Analog Board Power Board Load Cell Assy Service Assy(9) Assy (10) Assy (11) Version (12) Adjustments required Tools required replacement...
4.2.1. Adjusting ZERO balance of load cell It can adjust zero balance of load cell by length of AD wire when too changing zero balance. It need digital multi-meter and AD wire for adjustment. 1) Check “WAD” of no loading(zero gram condition) and within from “60,000”...
4.2.2. Adjusting the Corner load Error * This adjustment is only effective for minor errors (within ±30 counts). If the error is larger, replace the TXB unit Assy (1). 1) Use the procedure in " 2.2.2 Inspecting the Balance Interior (Removing the Case and Pan Support)" to remove as far as the case Assy (3).
5) When initialization is completed, return to the service menu AD value display. 5.2. Model Selection Select the Shimadzu standard model name. The operation procedure is as shown below. 1) In the service menu, press either the [FUNC] or [UNIT] key, and then select [Model Selection] (TYPE). 2) Press the [MENU/Enter] key.
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"." dot.) - If the OEM setting is set to ON, and the specified model name has not been input, a corresponding Shimadzu standard model name will be displayed. [Model Settings] For TX/TXC,TXB of Ver 1.00,XX,XX...
5.3. Setting Information Lock There will be cases where the setting information lock must be released due to calibration error, etc., to reselect the model and perform readjustment. In such cases, follow the procedure below to release and set the setting information lock. 5.3.1.
5.4. Inputting Reference Weight Values for Linearity Adjustment Before executing linearity adjustment, input the reference weight values to be used. (1) Enter service mode and select [LINEAR] -> [L.W.SET]. (2) Determine the reference weight required for linearity adjustment, depending on the model setting. (The mass of the weight and the number of measurements required) (3) The reference weights required are displayed.
(4) When all adjustment data measurement is completed, the correction coefficient is calculated and saved in EEPROM automatically. 5.6. Calibration of internal weight ( PCAL ) (Only TW series) Execute internal weight calibration in the same way as user mode. Reference weight for PCAL is shown in the bellow table.
5.7. Sensitivity Calibration by External weight Execute sensitivity calibration in the same way as user mode. If sensitivity calibration is executed in service mode while setting information is locked, any errors that occur result in display of detailed error codes. Execute sensitivity calibration using the same operation as user mode.
TXB6200L 5000 5.8. Sensitivity Calibration by internal weight (Only TW series) Execute sensitivity calibration in the same way as user mode. If sensitivity calibration is executed in service mode while setting information is locked, any errors that occur result in display of detailed error codes.
5.9. Weight loader check ( Only TW series ) Execute confirmation of weight loader function. Procedure 1) Push the [MENU] key and select ”LD.W” . 2) Select ”HOME” or ”LD.UNLD”. “HOME” = Return to initial position “LD.ULD” = Internal weight is loaded or unloaded to UNIT ASSY.
6. EEPROM Flash Memory in CPU [INIT] ROM program area OUTPUT EEPROM data [EDIT] by ENTER key Back Up area (EEPROM data area) EEPROM [PRINT] When the turn on the power, [RESTR] copying automatically. [BKUP] Address No. Ref. Temperature coefficient data 004 05A Creep coefficient data 14A 158...
6.2. Data Edit (EDIT) Operations (1) In the service menu, select “NVRAM” -> “EDIT”(Data edit). (2) Data with address in EEPROM are displayed as shown below. The flashing value can be changed. Flashing (3) Input the address of the data to be edited. The address data is displayed (in the right four digits). (4) Press the [MENU/Enter] key to confirm the address, and editing of that address data is enabled.
6.5. All Initialization (INIT) Operations (1) In the service menu, select “NVRAM” -> “INIT”(All Initialize). (2) The execution confirmation display “OK?” appears. (3) Press the [MENU/Enter] key to execute. (4) The initialization progress indicator appears. (5) When initialization is completed, return to the service menu AD value display. 6.6.
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4) Editing NVRAM menu 1. Input address number. 2. Get data from left side data table. appeare unit Reflect edit data to left information from the Downloading data It back previous downloading side data table. EEPROM data. from PC. data when missing input data It changes red color after reflecting.
7. Updating the Program The TW/TX/TXB Series has a Flash memory microcomputer. You can use a special tool to easily update the program at customer site. 7.1. Programming Tools Programming is performed using the following tools. Name 774-49154 Flash Programmer SW-K0LX2 774-41751 Cable, Program Writer 7.2.
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In the Windows Start menu, select [StickWriter] -> [StickWriter] and start up the application. The window shown below is displayed. Click the [Download] button (1). - 48 -...
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The window below is displayed. Select the program file (*.HEX) to download. Selecting the folder containing the program file displays that program file (*.HEX). Click the file name, and click [Open] to start downloading the program file to Flash programmer SW-K0LX2. When the download is completed, "HEX File Information Upload Completion"...
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The downloaded program file information is displayed in the "HEX File" area (3). Check the file name and file time stamp. Close the application. 10) Remove Flash programmer SW-K0LX2 from the PC. - 50 -...
7.2.2. Preparing the Tool Procedure 1) Check that the Flash programmer SW-K0LX2 (774-49154) switches are set as shown in the figure below. (1) Output: 5 (2) Power: T 2) Connect the program writer cable (774-41751) to the accessory FP4 adaptor for the Flash programmer SW-K0LX2 (774-49154).
Connect the FP4 adaptor and program writer cable (774-41751). - Be careful not to injure your fingers or hands with the unconnected pins. - Since a wiring disconnection will prevent programming from being completed, be careful when handling. 3) Connect the Flash programmer SW-K0LX2 (774-49154) to the cable prepared in step 1). To connector for display board program writer 7.2.3.
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3) Switch on the power to TW/TX/TXB. TW/TX: Attach the AC adaptor to the power jack. TXB: Attach the AC adaptor to the power jack, and keep pressing the [BREAK] key. Status LED 4) Programming starts and the Status LED [P] flashes. Blue LED flashing during uploading.(one LED only) Note: Shutting off the power while the Status LED [P] is flashing could cause programs in display board CPU and programs in the Flash programmer SW-K0LX2 to disappear.
8. Performance Inspection Before starting the performance inspection, turn on the power and leave the balance in the mass display state (backlight turned on) for at least an hour. Also be sure that the location is not subject to wind, vibrations, or sudden temperature changes. 8.1.
9. Problems and Solutions 9.1. General Problem Solutions Problem Cause Solution TW/TX Nothing appears on the 1) Power voltage not compatible. Check the power supply, and connect display correctly. 2) Problem with supply voltage or Replace the AC adaptor. AC adaptor 3) Power board Assy (B4) fault Replace the power board Assy (B4).
Problem Cause Solution TW/TX Large linearity 1) Linearity adjustment fault Readjust linearity. If over 10 d, replace the unit. error 2) Damage to OPF (U1) Replace the unit Assy (1). 3) Load cell breakdown Replace the load cell Assy. "ERR H" is - StickWriter used to write a Restart the power.
9.2.2. Service Mode Errors When entering service mode, detailed error codes are displayed for the errors generated in user mode, as shown in the table below. In this state, press the -> key to display a history of the most recent errors, up to a maximum of five errors.
10. Troubleshooting 10.1. Display Won't Appear Display won't appear. Press the [BREAK] [CHE 5,4,3,2,1] TW/TX?TXB? key. ↓ [OFF] display TW/TX (Normal) Dry batter drive? If AC adaptor is connected, recheck the AC jack, If using dry battery drive in TXB, check the battery and restart the power.
10.3. Key Operation Does Not Work Key operation does not work. Remove the upper case, and switch on the power. - Replace the main board Assy, Press a key. restart the power, and check Does it operate normally? the key action. - Follow [10.6 When Power is Switched On, Display Stops at "CHE 5"...
10.4. Poor Reproducibility Reproducibility is poor. Remove the upper case * Unit cover is for TX only and unit cover. - Check the cable between the detector and analog boards. - Check the cable around the stopper plate and coil. Is the connection Replace the main board Assy, restart cable contacting...
10.5. "ERR H" Is Displayed "ERR H" is displayed. Switch off the power, and then restart the power. - Check the temperature sensor solder. Is "ERR H" - Replace the main board Assy, restart the displayed? power, and check again. - Replace the temperature sensor.
10.7. When Power is Switched On, Display Stops at "CHE 0" Display stops at "CHE 0". Check the EEPROM on the main board, reset it, and then restart the power. When power is Replace the main board Assy, switched on does it restart the power, and check advance to OFF display?
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TX series (unit assv(carat/small pan)(1) ) TX series (unit assv (large pan)(1) ) - 72 -...
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TW series unit assy(carat/small pan)(1) - 73 -...
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TW/TWC/TX/TXC Series Maintenance Parts Ref. Product name 323/ 323/ Small Large Small (*4) Unit assy, TX (carat) 321-64620-01 *1,*9 TXC323L only Unit assy, TX (small) 321-64620-02 *1,*9 TX223L/323L only Unit assy, TX (large) 321-64620-03 Unit assy, TXC623L 321-64620-04 *1,*10 TXC common Unit assy, TX423L 321-64620-05 *10 TX(small)common...
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Ref. Product name 323/ 323/ Small Large Small (*4) Sheet panel, TX matt 321-64541 Sheet panel, TX clear 321-64541-01 Label type name, TX223L 321-64542-02 Label type name, TX323L 321-64542-03 Label type name, TX423L 321-64542-04 Label type name, TX2202L 321-64542-12 Label type name, TX3202L 321-64542-13 Label type name, TX4202L 321-64542-14...
11.1.2. TX/TXC series dedicated jigs Product name Remarks Lever fixing pin 321-62674 Common with UX Unit assy positioning jig 774-41708 Gap setting shim(t=0.2) 321-69034 Common with UX Handle for corner load adjustment 321-69205 Common with UX Grind stone 321-69206 Common with UX Positioning jig Pin, weight loader 774-41784...
11.2.2. TXB Series Maintenance Parts Large Small Product name Remarks PAN L 321-63871 PAN S 321-41418-10 TRAY L 321-63873 TRAY S 321-63835 PAN RING L 321-63830 PAN RING S 321-63831 TRAY PLATE L 321-63872-01 TRAY PLATE S 321-63872-02 RING SPACER L 321-63832 RING SPACER S 321-63833...
11.2.3. TXB series dedicated jigs CELL ASSY SETTING JIG 774-41712 SPACER 0.4 774-41713-01 For the adjust of overweighing 0.4mm SPACER 0.6 774-41713-02 For the adjust of overweighing 0.6mm 11.3. TW/TX/TXB Series Shared Jigs and Tools Product name Remarks 774-49154 Flash programer SW-K0LX2 Common jigs with TW/TX/TXB 774-41751 Cable, program writer...
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TXB POWER BOARD CIRCUIT (1/3) J2 CN DB9 BODY POWER JACK CN DATA I/O To BATTERY CN 2 CY10 CY11 CY12 CY13 R 10K DVCC DVCC C CER2 0.1UF DVCC R 10K R 10K DVCC R 10K F1J4 C AL 100UF/25V DVCC R 100K DVCC...
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TXB DISPLAY BOARD CIRCUIT (2/3) TARE J2 CN10''''' SW-PB TARE SW-PB SW-PB SW-PB R 10K C EMI 470PF C CER 0.1UF C CER 0.1UF DI 1SS193 DI 1SS193 DI 1SS193 R 10K UNIT MENU Func UPC393 C CER 0.1UF SW-PB SW-PB SW-PB SW-PB...
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C16 C CER 0.1UF 74HC14 AIN2(-)/D0 DOUT C17C CER 0.1UF VBIAS R 10K SCLK R 10K CN10''' MCLK IN GND POINT OSC 4.9152MHZ MCLK OUT DVCC C CER 0.1UF uPC358 S.SUZUKI 74HC14 FGND SHIMADZU CORPORATION KYOTO JAPAN - 85 -...
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