Citizen GSX-190 Service Manual Page 101
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- Table of contents
- TROUBLESHOOTING
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PN 4237242C
4.3-1
SERVICE AND REPAIR PROCEDURES
REMOVING THE TOP COVER
4
4.3 REMOVING THE TOP COVER
1. At the rear of the unit, unscrew the three, #2 Phillips-head screws, Figure 4.3-1.
2. Slide the cover off toward the front of the instrument.
Figure 4.3-1 Top View into Upper Chassis
AT
MOTHERBOARD
MEMBRANE
KEYPAD/DISPLAY
7242018A
AC POWER CABLE
AT
POWER SUPPLY
SCREWS
J15 SER1
J14 SER2
J17 FLOPPY
J18 PARALLEL
P9
SW1
J19
EXT BATT
BATTERY
J20 IDE
BANK 0 BANK 1 BANK 2 BANK 3
W3
P8
789
45
6
12
3
_
0
.
FLOPPY
DISK
DRIVE
COVER
SCREWS
AT
POWER SUPPLY
SPAD
CARD
URA
CARD
DRA
CARDS
C
- Service Manual 1
- LEGAL NOTICES 2
- REVISION STATUS 3
- CONTENTS 10
- ILLUSTRATIONS 14
- INTRODUCTION 21
- Conventions 22
- 1.2 SAFETY PRECAUTIONS 23
- Troubleshooting 24
- INSTRUMENT DESCRIPTION 29
- Software Menu System 30
- Software Tables 30
- SYSTEM OVERVIEW 31
- Aspirate Table 33
- Power-up Table 34
- 2.2 POWER SUPPLY 35
- POWER SUPPLY 37
- AC POWER/VACUUM 39
- 2.3 FLUIDICS PANEL 43
- Diluter Panel 44
- FLUIDICS PANEL 45
- Vacuum Regulator 51
- 2.3-10 52
- 2.4 SYSTEM CONTROL 53
- SYSTEM CONTROL 54
- Test Points 63
- 2.5 DATA ACQUISITION 65
- DATA ACQUISITION 66
- 7242013A 67
- Power Supply Conditioning 71
- Oscillator Circuit 71
- Control Functions 71
- 2.6 PERIPHERALS 75
- PERIPHERALS 76
- INSTALLATION PROCEDURES 79
- PREINSTALLATION CHECKS 80
- 3.2 INITIAL SETUP 81
- Connect the Reagents 82
- Connect the Printer 83
- Enter the Initial Settings 84
- 3.3 INSTRUMENT VERIFICATION 85
- INSTRUMENT VERIFICATION 86
- 3.4 OPTIONAL TICKET PRINTERS 87
- OPTIONAL TICKET PRINTERS 88
- SERVICE AND REPAIR PROCEDURES 97
- GUIDELINES 98
- Accessing Service Report 99
- Accessing Service Diagnostic 99
- System Reboot 100
- 4.3 REMOVING THE TOP COVER 101
- REMOVING THE TOP COVER 102
- 4.4 OPENING THE LOWER CHASSIS 103
- OPENING THE LOWER CHASSIS 104
- 4.5 AT POWER SUPPLY 105
- Verification 106
- 4.6 AT MOTHERBOARD 107
- Installation 108
- AT MOTHERBOARD 110
- Tools/Supplies Needed 111
- 4.12-4 124
- 4.13 LINEAR POWER SUPPLY CARD 125
- 4.13-4 128
- 4.14 VACUUM SENSOR CARD 129
- MOTOR/SOLENOID DRIVER CARD 132
- 4.15-4 134
- 4.16-4 138
- 4.17 PROBE AND PROBE WIPE 139
- 4.17-4 142
- 4.18 PROBE MOTOR 143
- 4.18-2 144
- 4.19 TRAVERSE DRIVE BELT 145
- 4.19-4 148
- 4.20 TRAVERSE MOTOR 149
- 4.20-4 152
- 4.21 SYRINGE ASSEMBLY 153
- 4.21-2 154
- 7242023A 157
- to check 158
- to check PM1 158
- 4.23 VACUUM PUMP 159
- 4.23-2 160
- 4.24-4 164
- 4.25 DILUTER PANEL SOLENOIDS 165
- 4.25-2 166
- 4.26 SWEEP-FLOW TUBING 167
- 4.27 LATEX GAIN ADJUSTMENT 169
- 4.27-2 170
- 4.28 AIM ADJUSTMENT 171
- AIM ADJUSTMENT 172
- 4.29 HGB PREAMP ADJUSTMENT 173
- 4.29-2 174
- 4.30 VACUUM ADJUSTMENT 175
- 4.30-2 176
- Procedure 177
- 4.31-2 178
- MAINTENANCE PROCEDURES 181
- 5.2 PMI RECOMMENDATIONS 183
- Adjustment Procedures 184
- Verification Procedures 184
- SCHEMATICS AND BLOCK DIAGRAMS 187
- 6.2 SCHEMATICS 189
- SCHEMATICS 190
- TROUBLESHOOTING 193
- Service Menu 194
- 7242046A 195
- 7242044A 196
- GENERATING A SERVICE REPORT 197
- 7.3 SERVICE DIAGNOSTIC 199
- SERVICE DIAGNOSTIC 200
- PN 4237242C 201
- PARTS LISTS 211
- MASTER PARTS LISTS 212
- (Continued) 213
- 8.2 ILLUSTRATED PARTS 219
- ILLUSTRATED PARTS 220
- (OPTIONAL) 223
- REAR OF TRAVERSE HOUSING 224
- 8.2-10 228
- 8.2-12 230
- 8.2-14 232
- QUICK REFERENCE INFORMATION 235
- AC Power/Vacuum Relay Card 237
- AT Motherboard 237
- DRA Card 238
- Hgb Preamp Card 238
- Linear Power Supply Card 238
- Motor/Solenoid Driver Card 239
- Sensor Preamp Adapter Card 240
- SPAD Card 240
- URA Card 240
- Vacuum Sensor Card 240
- A.3 PRINTER SETTINGS 241
- PRINTER SETTINGS 242
- A.4 FUNCTIONS 243
- FUNCTIONS 244
- A.5 MENU TREE 245
- MENU TREE 246
- MESSAGE/ERROR CODE LISTINGS 249
- C.3 AMIBIOS BEEP CODES 253
- AMIBIOS BEEP CODES 254
- OPTIONAL PRINTERS 255
- DIP Switch SW1 Settings 256
- Installation Procedure 256
- Printer Self-Test 256
- E.1 ISL OPTION FOR RALS 257
- ISL OPTION FOR RALS 258
- Numerics 259
- PN 4237242 260
- TRADEMARKS 271
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