Acer Travelmate 420 Service Guide
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Chapter 493 8Fh Determine number of ATA drives (optional) 90h Initialize hard-disk controllers 91h Initialize local-bus hard-disk controllers 92h Jump to UserPatch2 93h Build MPTABLE for multi-processor boards 95h Install CD ROM for boot 96h Clear huge ES segment register 97h Fixup Multi Processor table 98h 1-2 Search for option ROMs. One long, two short beeps on checksum failure. 99h Check for SMART drive (optional) 9Ah Shadow option ROMs 9Ch Set up Power Management 9Dh Initialize security engine...
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94Chapter 4 CodeBeepsFor Boot Block in Flash ROM E0h Initialize the chipset E1h Initialize the bridge E2h Initialize the CPU E3h Initialize the system timer E4h Initialize system I/O E5h Check force recovery boot E6h Checksum BIOS ROM E7h Go to BIOS E8h Set Huge Segment E9h Initialize Multi Processor EAh Initialize OEM special code EBh Initialize PIC and DMA ECh Initialize Memory type EDh Initialize Memory size EEh Shadow Boot Block EFh System memory test F0h Initialize interrupt vectors F1h Initialize...
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Chapter 495 Index of Flash BIOS Error Message Index of flashing BIOS Error Message using PHLASH.EXE. Error MessageAction in Sequence BIOS backup not supported in PLATFORM.BIN Current Platform.bin does not support BIOS backup. Please contact your vendor for latest platform.bin or remove BIOS backup File Open/Read/Close failed on PLATFORM.BIN Make sure that PLATFOR.BIN files is present and not damaged. Also check if there is enough space for rewriting. Unsupported PLATFORM.BIN file version Make sure...
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96Chapter 4 TM420.book Page 96 Monday, September 23, 2002 10:27 AM
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Chapter 597 Top View 23-JP1 Speaker L connector 39-JP33 Inverter connector 20-JP3 VGA board to B connector 19-JP2 VGA board to B connector 24-JP4 Speaker R connector 22-JP6 SD card connector 21-JP5 Keyboard connector 28-JP12, JP32, JP39USB port connector 25-JP10 Audio out jack 26-JP9 Audio in jack 30-SW2 BT switch 36-JP11 MDC connector 34-JP7 Touchpad switch PCB Jumper and Connector Locations Chapter 5 SG_TM420_Ch5.fm Page 97 Thursday, September 26, 2002 9:45 AM
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98Chapter 5 SW1 Settings (Lid switch) SW2 Settings Setting Function 1 NONE Function 2 STAND BY Function 3 HIBERNATE SW2Setting POWER BUTTON ON:SYSTEM ON OFF: SYSTEM OFF SG_TM420_Ch5.fm Page 98 Thursday, September 26, 2002 9:45 AM
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Chapter 599 Bottom View 15-JP37 Docking connector 13-JP14 VGA port connector 9-JP21 PCMCIA connector 14-JP15 Printer port connector 1-U41 CPU socket 12-JP13 S video port 16-JP22 Main fan connector 17-PCN1 DC jack 4-PCN4 Battery connector 2-JP25 DDR connector 3-JP28 DDR connector 37-JP23 2nd fan connector 35-JP26 Battery connector 5-JP29 Module 6-JP24 Mini PCI connector 7-JP31 HDD connector 31 FIR 41 Wireless LED 33 Battery LED 27-JP34 RJ11 8-JP30 1394 connector 18-SW3 ME off 32-JP40 Memory stick...
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100Chapter 5 SG_TM420_Ch5.fm Page 100 Thursday, September 26, 2002 9:45 AM
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Chapter 6101 This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of TravelMate 420 series products. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). Please note that WHEN ORDERING FRU PARTS, you should check the most up-to-date information available on your regional web or channel. For whatever reasons a part number change is made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED...
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102Chapter 6 Exploded Diagram THE SYSTEM TM420.book Page 102 Monday, September 23, 2002 10:27 AM