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QOSMIO G50
Toshiba QOSMIO G50 Maintenance Manual
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4 Replacement Procedures
4.26 CPU fin
/North bridge fin/CPU fan/CPU
3.
Re
m
ove the following
screws
and separate the
CPU fan
and
CPU fin
.
•
M2.5
×
6B
FLAT HEAD screw
×
2
CPU fin
M2.5x6B FLAT HEAD
CPU fan
Figure 4-49 Removing the CPU fan
4-78
[CONFIDENTIAL
]
QOSMIO G50 Maint
enance Manua
l (960-683)
Downloaded from LpManual.com Manuals
307
309
Table of Contents
Table of Contents
6
Chapter 1 Hardware Overview
11
Table of Contents
14
Default Chapter
15
Features
15
Battery Pack
16
Figure 1-1 Front of the Computer and the System Units Configuration
22
Figure 1-2 System Block Diagram
23
System Block Diagram
23
Figure 1-3 2.5-Inch HDD
28
Inch Hard Disk Drive
28
Table 1-2 2.5-Inch HDD Specifications
29
Figure 1-4 DVD Super Multi Drive
31
DVD Super Multi Drive Specification
32
Figure 1-5 Keyboard
34
Keyboard
34
Figure 1-6 LCD Module
35
Table 1-4 LCD Module Specifications
35
FL Inverter Board Specifications
37
TFT Color Display
35
Power Supply
38
Table 1-6 Power Supply Output Rating
39
Batteries
40
Table 1-7 Battery Specifications
40
Data Preservation Time
41
Time Required for Charges of Main Battery
41
Time Required for Charges of RTC Battery
42
AC Adapter
43
Table 1-11 AC Adapter Specifications
43
Chapter 2 Troubleshooting Procedures
45
Troubleshooting Flowchart
47
Default Chapter
49
Figures
49
Tables
49
Troubleshooting
51
Troubleshooting Flowchart
53
System Board Troubleshooting
56
Power Supply Troubleshooting
58
Procedure 1
58
Procedure 1 Power Status Check
58
Error Code Check
60
Procedure 3 Connection Check
66
Procedure 4 Charging Check
66
Procedure 5 Replacement Check
67
System Board Troubleshooting
68
Procedure 1 Message Check
68
Procedure 1
69
Debugging Port Check
71
Procedure 3 Diagnostic Test Program Execution Check
80
Procedure 4 Replacement Check
80
USB FDD Troubleshooting
81
Procedure 1 FDD Head Cleaning Check
81
Procedure 2 Diagnostic Test Program Execution Check
81
Procedure 3 Connector Check and Replacement Check
83
HDD Troubleshooting
85
Procedure 1
85
Procedure 1 Partition Check
85
Procedure 2 Message Check
85
Procedure 3 Format Check
85
Procedure 4 Diagnostic Test Program Execution Check
85
Connector Check and Replacement Check
89
Keyboard Troubleshooting
90
Procedure 1
90
Procedure 1 Diagnostic Test Program Execution Check
90
Connector Check and Replacement Check
91
Touch Pad Troubleshooting
92
Procedure 1 Diagnostic Test Program Execution Check
92
Procedure 2 Connector Check and Replacement Check
93
Troubleshooting Procedures
93
Display Troubleshooting
94
Procedure 1
94
Procedure 1 External Monitor Check
94
Procedure 2 Diagnostic Test Program Execution Check
94
Connector and Cable Check
95
Procedure 4 Replacement Check
96
Optical Disk Drive Troubleshooting
97
Procedure 1 Diagnostic Test Program Execution Check
97
Procedure 2 Connector Check and Replacement Check
97
Modem Troubleshooting
98
Procedure 1 Diagnostic Test Program Execution Check
98
Procedure 2 Connector Check and Replacement Check
98
LAN Troubleshooting
100
Procedure 1 Diagnostic Test Program Execution Check
100
Procedure 2 Connector Check and Replacement Check
100
Wireless LAN Troubleshooting
101
Procedure 1
101
Procedure 1 Transmitting-Receiving Check
101
Procedure 2 Antennas' Connection Check
101
Procedure 3 Replacement Check
101
Procedure 2
102
Procedure 3 Replacement Check
103
Bluetooth Troubleshooting
104
Sound Troubleshooting
106
Procedure 1 Diagnostic Test Program Execution Check
106
Procedure 2 Connector Check
106
Procedure 3 Replacement Check
106
Sound Troubleshooting
107
PCI-E-Mini Card Slot3 Troubleshooting
108
Procedure 1 Connector Check and Replacement Check
108
FM Tuner Troubleshooting
110
Procedure 1 Connector Check and Replacement Check
110
Bridge Media Slot Troubleshooting
111
Procedure 1 Check on Windows os
111
Procedure 2 Connector Check and Replacement Check
111
PCI Expresscard Slot Troubleshooting
112
Fingerprint Sensor
113
Procedure 1
114
Registration of Fingerprint
114
Setting Windows Log-ON Password
114
Procedure 3 Authentication of Fingerprint
115
Connector Check and Replacement Check
116
Procedure 4
116
Procedure 4 Connector Check and Replacement Check
116
Web Camera Troubleshooting
117
Intel Turbo Memory Troubleshooting
119
Procedure 1
119
Procedure 1 Check on Windows os
119
Chapter 3 Tests and Diagnostics
121
Error Code
123
Default Chapter
127
The Diagnostic Test
127
Diagnostics Menu
127
H/W (Hardware) Initial Information Setting Tool
128
Heatrun Test Program
129
Executing the Diagnostic Test
130
Diagnostics Menu (T&D)
131
H/W Initial Information Setting Tool
134
Heatrun Test Program
134
Setting of the Hardware Configuration
135
Heatrun Test
137
Subtest Names
138
System Test
140
Memory Test
142
Keyboard Test
143
Display Test
144
Floppy Disk Test
147
Printer Test
149
Async Test
151
Hard Disk Test
152
Real Timer Test
155
NDP Test
157
Expansion Test
158
CD-ROM/DVD-ROM Test
160
Error Code and Error Status Names
161
Hard Disk Test Detail Status
164
Only One Test
166
Operations
166
Program Description
166
Head Cleaning
175
Function Description
175
Operations
175
Log Utilities
176
Function Description
176
Operations
177
Running Test
178
Function Description
178
Operations
178
Floppy Disk Drive Utilities
179
Function Description
179
Operations
180
System Configuration
184
Function Description
184
Operations
185
Wireless LAN Test Program (Atheros)
186
Wireless LAN Test Program (Intel-Made B/G ,A/B/G)
188
Wireless LAN Test Program (Intel-Made A/B/G/N Setting up of REF PC)
188
Wireless LAN Test Program (Intel-Made A/B/G/N)
193
Lan/Modem/Bluetooth/Ieee1394 Test Program
197
LAN Test
197
Modem Test
200
Bluetooth Test
201
IEEE1394 Test
203
Sound Test Program
204
Setup
205
Function Description
205
Accessing the SETUP Program
207
Chapter 4 Replacement Procedures
223
Table of Contents
225
Overview
231
Battery Pack
240
Expresscard & PC Card / Bridge Media
243
Expresscard/Bridge Media
243
Expresscard
243
(SD Card/Memory Stick/XD Picture Card/ Multimedia Card)
244
Bridge Media
244
Hdd
245
Memory Module
250
Fan Hood
252
Keyboard
253
Optical Disk Drive (DVD-Super Multi Drive)
255
Cover Assembly
259
Volume Board
265
Power Switch Board
267
Touch Sensor
269
Bluetooth Module
271
Touch Pad/Fingerprint Sensor Board/Led Board
272
Wireless LAN Card
278
LCD Assembly/Base Assembly
278
Cover Assembly/Base Assembly
279
Wireless LAN Card
282
Back Cover
284
TV Tuner
286
Gps
288
Wireless USB Card
290
MDC
292
FM Tuner
294
RTC Battery
296
System Board
300
VGA Fin/Vga/Spurs Fin/Spurs
302
CPU Fin/North Bridge Fin/Cpu Fan/Cpu
306
Speaker
312
Woofer
315
VGA Fan
317
VGA Fan Cover
318
Usb/Jack Board
319
Hinge
321
Modem Jack/Fm Jack/DC-IN Jack/Right LED
324
F-Jack
326
Battery Lock/Battery Latch
328
Battery Lock/Battery Latch
329
LCD Unit/Fl Inverter
330
LCD Unit/Fl Inverter
331
Internal Microphone/Camera Module
336
Internal Microphone/Web Camera
339
Wireless LAN Antenna/Gps Antenna/Wireless USB Antenna
341
Fluorescent Lamp
343
Replacing the 18.4-Inch HD+ Samsung Fluorescent Lamp
344
Replacing the 18.4-Inch FHD Samsung Fluorescent Lamp
347
Appendices
351
Appendix
353
Appendix A Handling the LCD Module
353
Appendix A Handling the LCD Module
361
Appendix Contents
361
Appendix B Board Layout
367
System Board (FDUSY*) Front View
367
System Board (FDUSY*) Back View
369
LED Board (FDULE*) View
372
POWER SW Board (FDUPW*) View
373
Finger Sensor Board (FDUFS*) View
374
SPRINT Board (FSPRN*) View
375
NB9P/9M Board (FDUNP*) View
377
NB9E Board (FDUNE*) View
378
Appendix C Pin Assignment
379
Appendix C Pin Assignments
379
System Board (FDUSY*)
379
CN1400 Memory a Connector (200-Pin
379
CN1410 Memory B Connector (200-Pin
382
CN2420 PCI TV Tuner Interface Connector (124-Pin
387
CN2440 BCAS Interface Connector (8-Pin
389
CN2520 EXPRESS CARD Interface Connector (26-Pin
389
CN2600 PCI-E Mini CARD(W-LAN) Interface Connector (52-Pin
390
CN2650 PCI-E Mini CARD(Slot2) Interface Connector (52-Pin
391
CN2700 PCI-E Mini CARD(Slot3) Interface Connector (52-Pin
392
CN2710 RF Interface Connector (3-Pin
393
CN2711 RF Interface Connector (3-Pin
393
CN2800 PCI-E Mini CARD(Slot4) Interface Connector (52-Pin
394
CN2801 POWER Connector (20-Pin
395
CN3010 MDC Interface Connector (12-Pin
395
CN3240 FDULE* Board Interface Connector (30-Pin
397
CN3300 Power SW Connector (3-Pin
397
CN3330 Volume Interface Connector (4-Pin
397
CN4630 FDUJK* Board Interface Connector (8-Pin
399
CN4631 FDUJK* Board Interface Connector (20-Pin
399
CN5310 LCD Interface Connector (40-Pin
400
CN5311 LCD Interface Connector (9-Pin
400
CN5320 RGB Interface Connector (15-Pin
401
CN5350 HDMI Interface Connector (19-Pin
401
CN5900 GFX Interface Connector (230-Pin
402
CN6170 SPEAKER Right / Subwoofer Interface Connector (4-Pin
405
CN6171 SPEAKER Left Interface Connector (2-Pin
405
CN8711 CPU FAN Interface Connector (4-Pin
406
CN8781 VGA FAN Interface Connector (4-Pin
406
CN8800 DC-IN Connector (5-Pin
406
CN8810 Battery Connector (10-Pin
406
CN9550 Web Camera Interface Connector (8-Pin
407
CN9570 FELICA Interface Connector (6-Pin
407
CN9650 Touch Sensor Interface Connector (10-Pin
407
CN9700 Left SPEAKER LED Interface Connector (3-Pin
408
CN9701 Right SPEAKER LED Interface Connector (3-Pin
408
J4100 LAN Interface Connector (8-Pin
408
J9600 IR BRUSTER1 Interface Connector (6-Pin
409
J9601 IR BRUSTER2 Interface Connector (6-Pin
409
IS2140 MEDIA BRIDGE Interface Connector (46-Pin
410
Usb/Sound Jack Board (FDUJK*)
411
CN6510 System Board Interface Connector (8-Pin
412
CN6511 System Board Interface Connector (20-Pin
412
LED Board (FDULE*)
414
CN9511 FDUFS* Interface Connector (6-Pin
415
CN3310 System Board Interface Connector (3-Pin
416
POWER SW Board (FDUPW*)
416
CN9541 FDULE* Interface Connector (6-Pin
417
Finger Sensor Board (FDUFS*)
417
CN7900 Mini PCI-Exp Interface Connector (52-Pin
418
SPRINT Board (FSPRN*)
418
CN7901 POWER Connector (20-Pin
419
B-CAS Board (FTUBC*)
420
CN2451 BCAS Interface Connector (10-Pin
420
CN5960 System Board Interface Connector (230-Pin
421
NB9P/9M Board (FDUNP*)
421
CN5960 System Board Interface Connector (230-Pin
425
NB9E Board (FDUNE*)
425
Appendix D Keyboard Scan/Character Codes
429
Appendix D Keyboard Scan/Character Codes
432
Appendix E Key Layout
437
Appendix F Wiring Diagrams
439
Appendix F Wiring Diagrams
440
Appendix G BIOS Rewrite Procedures
441
Appendix Gbios Rewrite Procedures
441
Appendix H EC/KBC Rewrite Procedures
443
Appendix Hec/Kbc Rewrite Procedures
443
Appendix I Reliability
445
Appendix I Reliability
446
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Toshiba QOSMIO G50 Specifications
General
Brand
Toshiba
Model
QOSMIO G50
Category
Laptop
Language
English
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