Apple Macintosh PowerBook 1400 Manuel d'utilisateur Page 85
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- Table des matières
- DEPANNAGE
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
Troubleshooting Troubleshooting Flowchart—Startup Problems - 33
Troubleshooting Flowchart—Startup Problems
START
Reset the
Power Manager.
Press power button to
begin boot sequence.
Do you
hear the
startup
tones?
No
Yes
Are the
startup tones
normal?
Yes
Does any
video
appear?
No
Yes
See "Startup" in the
Symptom Charts.
No
1. Check display/inverter cable
connections.
2. Replace the display and
backlight cables.
3. Replace the inverter.
4. Replace the display.
5. Replace the logic board.
1. Check the volume.
2. Check the keyboard and
display cables.
3. Replace the speaker.
4. Replace the logic board.
Does a
gray screen
appear with
pointer?
Yes
No
1
1. Check the keyboard and
display cables.
2. Replace the keyboard.
3. Replace the logic board.
- Hot Issues 2
- Overview 3
- 1400 CD-ROM Drives (12/97) 7
- 1 GB Hard Drives Formatted 8
- Improperly (2/97) 8
- Product Overview 16
- System Configurations 18
- PowerBook 1400c (October ‘96) 19
- Repair Strategy 22
- USA Ordering 23
- Canadian Ordering 24
- Warranty/AppleCare/ARIS 25
- Front View 26
- Side View 27
- Rear Panel 28
- Cable Matrix 30
- Battery Information 31
- Nickel-Metal-Hydride 32
- Batteries 32
- Battery Handling Guidelines 33
- PC Card Handling 35
- Specifications 38
- Introduction 39
- Processor 40
- Disk Storage 42
- I/O Interfaces 43
- Security 45
- Expansion Interfaces 46
- I/O Devices 47
- Electrical 49
- Physical 50
- Environmental 51
- Troubleshooting 52
- Symptom Charts 54
- Floppy Drive 67
- CD-ROM Drive 72
- PC Card Module (PCMCIA) 74
- Infrared Communication 76
- Peripherals 77
- Miscellaneous 84
- Disk Tools 86
- Update Driver 86
- Format 86
- Take Apart 87
- Screw Information 88
- Pictured Screws 89
- Take Apart - 8 95
- CD-ROM Drive Assembly 96
- Take Apart - 12 99
- Logic Board 100
- PCMCIA Eject 101
- Mechanism 101
- Display Assembly 102
- Take Apart - 16 103
- Take Apart - 17 104
- Clutch Assembly 105
- Modules You 107
- Must Remove 107
- Caution: 109
- Replacement Caution: 110
- Top Case Assembly 111
- Speaker Grill 112
- 1 Firmly slide the grill to 113
- Replacement Note 114
- Keyboard & Heatsink 115
- Hard Drive 119
- Replacement Notes: 123
- End Clutch Covers 124
- Center Hinge Cover 126
- Top Case 129
- Replacement Note: 130
- 6 Remove the 4 screws 134
- Trackpad 137
- Backup Battery 143
- Replacement Notes 145
- Note: Two panels —graphite 149
- Replacement Note: Notice 150
- Caution: Be careful not to 153
- Note: The bezel is secured 157
- Warning: The brightness 158
- Replacement Note: Push 158
- Note: If the name plates are 159
- Note: The bezel bumpers 160
- Note: The display module 161
- Replacement Steps: 164
- Inverter Board 166
- 1 Disconnect the cable 167
- Note: The inverter board 168
- Caution: If the double 169
- Do not attempt to 169
- Display Housing 173
- 1 Remove the display latch 174
- 2 Lift off the display 175
- Bottom Case 176
- Assembly 176
- 4 Remove the CD-ROM 178
- Floppy Drive Assembly 180
- 1 Remove the 9 screws 181
- 2 Lift off the top cover 181
- PCMCIA Eject Board 183
- Caution: Avoid touching the 184
- Memory Expansion 185
- Note: The customer 186
- Note: To access any 187
- Microprocessor 189
- Daughterboard 189
- (117 MHz) 189
- Note: If you are removing 190
- Microprocessor Unit 191
- (133 MHz) 191
- Replacement Note: Align 193
- No additional removals are 194
- 1 Remove the feet 195
- Note: If a video card was 197
- Note: Inside the video port 198
- Replacement Note: Angle 198
- 5 Remove the 2 screws 200
- Replacement Note: Install 201
- ADB EMI Shield 204
- 1 Remove the ADB EMI 205
- : Carefully angle the PCMCIA 210
- Hard Drive Cable 211
- PCMCIA Door 213
- Replacement Note: Snap 214
- I/O Door 215
- Caution: Remove the door 216
- Note: The bottom case 219
- 2 Remove the transparent 220
- Upgrades 221
- Video Connector 222
- Video Port 223
- Dummy Plug 223
- Factory Upgrade Slot 224
- Additional Procedures 228
- Battery 229
- Verification 229
- Power Adapter 231
- Power Manager 232
- Power Manager Reset 233
- PRAM and Power Manager Reset 234
- Parts Identification 236
- Procedure 237
- Replacement 237
- Exploded View 240
- Exploded View 1 241
- Exploded View 2 242
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