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[CONFIDENTIAL]
Chapter 1
Hardware Overview
1
2
...
6
7
8
9
10
11
12
13
14
15
16
...
412
413
Toshiba Personal Computer
1
Maintenance Manual
1
Preface
3
Format complete
5
System transferred
5
Table of Contents
6
Hardware Overview
11
Chapter 1
11
1 Hardware Overview
12
Chapter 1 Contents
13
1 Hardware Overview
15
1.1 Features
17
1.2 System Block Diagram
22
Item Specifications
26
HDD2191VZK01
27
1.5 CD-ROM Drive
29
1.6 DVD-ROM Drive
31
1.8 DVD Super Multi drive
37
1.9 Keyboard
40
1.10 TFT Color Display
41
1.11 Power Supply
44
1.12 Batteries
46
Condition Time
48
1.13 AC Adapter
49
Chapter 2
51
Troubleshooting Procedures
51
2 Troubleshooting Procedures
52
Chapter 2 Contents
53
2.1 Troubleshooting
56
? Main Battery
64
? Second Battery
64
? S3V output (P60)
64
? E5V output (P61)
65
? E3V output (P62)
65
? 1R8-B1V output (P64)
65
? PPV output (P65)
66
? PTV output (P66)
66
? PTV output (P73)
66
<System board>
91
Keyboard
92
2.8 Display Troubleshooting
93
<FL inverter>
94
<LCD module>
94
Touch pad
96
2.11 Modem Troubleshooting
98
2.12 LAN Troubleshooting
99
2.13 Sound Troubleshooting
100
Chapter 3
104
Tests and Diagnostics
104
3 Tests and Diagnostics
105
Chapter 3 Contents
106
3.1 The Diagnostic Test
109
3.2.3 Heatrun test program
117
3.4 Heatrun Test
121
3.5 Subtest Names
122
3.6 System Test
124
3.7 Memory Test
126
3.8 Keyboard Test
127
3.9 Display Test
128
3.10 Floppy Disk Test
131
3.11 Printer Test
133
3.12 Async Test
135
3.13 Hard Disk Test
136
HARD DISK TEST XXXXXXX
137
3.14 Real Timer Test
139
Current date : 12-31-1999
141
Current time : 23:59:58
141
Current date : 01-01-2000
141
Current time : 00:00:00
141
3.15 NDP Test
142
3.16 Expansion Test
143
3.17 CD-ROM/DVD-ROM Test
145
3.20 ONLY ONE TEST
151
3.21 Head Cleaning
157
3.22 Log Utilities
158
3.23 Running Test
160
1:FDD is
164
Another dump (1:Yes,2:No) ?
165
3.25 System Configuration
166
3.25.2 Operations
167
Error count = 00000
184
[Modem loopback test !]
186
Table 3-5 Error message
189
Error code
190
Error code
194
3.30 Sound Test program
197
Press any key to continue…
198
Manual (960-534)
199
[Ctrl]+[Break] ; test end
200
[Ctrl]+[C] ; key stop
200
3.31 SETUP
203
10. I/O Ports
204
(a) Serial
204
(b) Parallel
204
Are you sure? (Y/N)
208
Master+User is set in the
211
Alarm Time = 00:00:00
215
This cannot be changed
218
PCI BUS = IRQ10, IRQ11
218
= Left Ctrl + Left Alt
219
KEYBOARD
219
Chapter 4
221
Replacement Procedures
221
4 Replacement Procedures
222
Chapter 4 Contents
223
4.1 Overview
227
4.2 Battery Pack/PC Card
234
Eject Button
236
4.3 Memory Module
237
4.4 MDC
240
4.5 HDD
242
4.6 Wireless LAN card
245
4.7 Cooling Fin/CPU
247
M2x4B BIND
248
CPU Holder
248
Cooling Fin
249
( Opened)
249
( Closed)
249
Triangle mark
250
CPU Chip
251
4.8 Keyboard
252
Keyboard Hold Plate
253
M2.5x2.8B THIN BIND
253
4.9 Switch membrane board
256
4.10 Optical Drive
258
4.11 Display Assembly
260
Display Assembly
262
Base Assembly
262
4.12 Sound Board
264
4.14 Fan
272
4.16 PC card cover
276
4.17 Battery Latch
277
4.18 Battery Lock
279
4.19 Touch Pad
281
4.20 LCD Unit/FL Inverter
283
4.21 Latch Assembly
287
[Samsung
288
4.23 Fluorescent Lamp
297
PCB cover
298
Panel assembly
301
Mold frame
301
Lamp wire
304
Lamp assembly
305
(H) Backlight unit
310
(I) LCD panel
310
Do not make any sheet over
318
Top case
325
Cover assembly bottom
328
Source PCB
334
Gate PCB
334
Appendices
342
Appendix Contents
344
Appendix. A
350
Appendix B Board Layout
356
B.2 System Board Back View
358
B.3 Sound Board (FLGSN*)
360
B.6 S-Video Board (FLKCS*)
363
Appendix C Pin Assignment
364
SPOUT (L-)
386
SPOUT (L+)
386
SPOUT(R+)
387
SPOUT (R-)
387
Sound Board (FLGSN*)
389
Switch Board (FLKSW*)
390
Parallel Board (FLGCP*)
391
S-Video Board (FLGCS*)
393
1 GND - 2 GND
394
Serial Board (FLGSR*)
395
Appendix. D
398
Appendix E Key Layout
406
Appendix F Wiring Diagrams
408
Appendix H Reliability
412
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