Dell Inspiron Lm Service Guide
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Removing and Replacing Parts 4-45 Cache Board Figure 4-37. Cache Board Removal To remove the cache board, follow these steps: 1. Open the cover. 2. Remove the main board. See the previous subsection, “Main Board.” 3. Turn the main board over. 4. Remove the cache board from the main board. The cache board is held in place on the bottom of the main board by two connectors. audio boardmain board cache board
Index 1 Index A AC adapter connector, 1-2 AC Power indicator, 1-4 audio board removal, 4-42 B back bezel illustrated , 4-29 removal, 4-29 battery main, removal , 4-3 optional, removal, 4-4 Battery Activity indicator, 1-4 battery charge gauge, 1-5 Battery Status indicator, 1-4 beep codes during boot routine , 3-1 list of, 3-2 board assembly illustrated , 4-43 removal, 4-43 boot routine observing when troubleshooting , 2-3 bottom assembly, 4-39 C cache board removal, 4-45 Caps Lock indicator, 1-3 CD-ROM disassembly, 4-21 CD-ROM/Hard-Disk Drive indicator, 1-3 computer features , 1-1 illustrated, 1-2 power conservation modes, 1-6 technical specifications, 1-8 computer power, 1-6 D Dell diagnostics, 3-6 dimming the display, 1-6 diskette drive bay, 1-2 diskette drive disassembly, 4-20 diskette drive removal, 4-4 diskette-based diagnostics, 3-6 display close button, 1-2
2 Index Template E eliminating resource conflicts, 2-5 error messages, 3-3, 3-6 ESD, 4-3 expansion connector, 1-2 exploded view bottom assembly , 4-10 computer, 4-7 LCD assembly, 4-8 top assembly, 4-9 external video connector, 1-2 F factory repair parts and assemblies list of , 4-11 field-replaceable parts and assemblies, 4-1, 4-7 front bezel removal, 4-24 G getting help, 2-5 H hard-disk drive location , 1-2 removal, 4-19 headphones/speakers connector, 1-2 heat sink, 4-31 help, 2-5 I I/O panel, 1-2 infrared device removal, 4-36 infrared port, 1-2 initial procedures beep codes , 3-1 system error messages, 3-3 troubleshooting, 2-1 initialization error messages , 3-6 Internal Diskette-Drive Access indicator, 1-4 interrupt assignments list of , 1-7 inverter board removal, 4-26 K keyboard location , 1-2 removal, 4-30 keyboard/keypad/mouse connector, 1-2 L LCD assembly, 1-2 latch, 1-2 removal, 4-23 LCD assembly latches removal, 4-27 LCD panel removal, 4-25
Index 3 M main battery location , 4-3 removal, 4-3 main-battery compartment, 1-2 memory maximum configuration , 1-1 system memory, 1-1 memory module capacities supported , 1-1 removal, 4-22 microphone, 1-2, 4-26 microphone jack, 1-2 microprocessor, 1-1 N naming conventions, 4-17 Num Lock indicator, 1-3 O options bay, 1-2 P Pad Lock indicator, 1-3 parallel port connector, 1-2 password about , 1-5 changing, 4-18 PC Card door , 1-2 indicator, 1-4 removal, 4-5 POST beep codes about , 3-1 list of, 3-2 power computer , 1-6 power button location , 1-2 removal, 4-37 power conservation, 1-6 power status indicator, 1-2 power status indicator removal, 4-28 power supply board removal, 4-41 precautionary measures, 4-3 processor board removal, 4-40 R removal and replacement procedures field-replaceable parts and assemblies , 4-1 precautionary measures, 4-3 recommended tools, 4-1 resource conflicts eliminating , 2-5 S screws identification and tightening , 4-2 Scroll Lock indicator, 1-3 secondary battery removal, 4-4 serial port connector, 1-2 service tag number, 1-2 speaker removal, 4-34 specifications technical , 1-8 standby mode, 1-6
4 Index Template status display board removal, 4-35 status display panel about , 1-3 location, 1-2 subsystems testing , 3-6 suspend mode, 1-6 Suspend Mode indicator, 1-3 suspend-to-disk mode, 1-6 system error messages about , 3-3 Dell diagnostics, 3-6 list of, 3-3 system power, 1-6 T technical specifications, 1-8 tools recommended field replaceable parts and assemblies , 4-1 top assembly removal, 4-32 touch pad location , 1-2 removal, 4-38 touch pad buttons, 1-2 troubleshooting boot routine , 2-3 initial procedures, 2-1 initial user contact, 2-1 POST beep codes, 3-1 running the Dell diagnostics, 3-6 system error messages, 3-3 visual inspection, 2-1 turning off the hard-disk drive, 1-6 U user contact initial , 2-1 V visual inspection, 2-1 Z ZIF connectors disconnecting , 4-6 reconnecting, 4-6