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ThinkPad 770 (9548, 9549)
Read This First ................. 523
Checkout Guide . . . . . . . . . . . . . . . . 528
Audio Checkout . . . . . . . . . . . . . . . 529
Diskette Drive Checkout ........... 529
Fan Checkout . . . . . . . . . . . . . . . . 530
Game Port Checkout ............. 530
Indicator Panel Checkout ........... 530
Keyboard or Auxiliary Input Device Checkout . 531
Memory Checkout . . . . . . . . . . . . . . 532
Modem (DSP) Checkout ........... 533
Power Systems Checkout .......... 533
System Board and CPU Card Checkout .... 538
TrackPoint Checkout . . . . . . . . . . . . . 538
Power Management Features .......... 540
Standby Mode . . . . . . . . . . . . . . . . 540
Suspend Mode . . . . . . . . . . . . . . . 540
Hibernation Mode . . . . . . . . . . . . . . 541
Symptom-to-FRU Index . . . . . . . . . . . . . 542
Numeric Error Codes ............. 542
Diagnostic Error Codes ........... 546
Beep Symptoms . . . . . . . . . . . . . . . 551
Audio-Related Symptoms . . . . . . . . . . 552
CD-ROM-Related Symptoms . . . . . . . . . 552
DVD-Related Symptoms . . . . . . . . . . . 553
Function-Related Symptoms . . . . . . . . . 555
Indicator-Related Symptoms . . . . . . . . . 556
Indicator Panel-Related Symptoms ...... 556
Infrared-Related Symptoms . . . . . . . . . . 557
Keyboard- or TrackPoint III-Related Symptoms 557
LCD-Related Symptoms . . . . . . . . . . . 558
Modem (DSP)-Related Symptoms ...... 558
PC Card-Related Symptoms ......... 559
Peripheral-Device-Related Symptoms . . . . . 559
Power-Related Symptoms . . . . . . . . . . 560
Other Symptoms . . . . . . . . . . . . . . . 560
Intermittent Symptoms . . . . . . . . . . . . 560
Undetermined Problems . . . . . . . . . . . . . 561
Related Service Procedures ........... 562
Status Indicators . . . . . . . . . . . . . . . 562
Indicator Panel . . . . . . . . . . . . . . . 562
Running the Diagnostics ........... 563
Displaying the Error Log ........... 564
Checking the Installed Devices List ...... 564
Password Combinations (POP, HDP, PAP) . . 565
Running a Low-Level Format ......... 565
Checking the PC Test Card LED ....... 565
Fn Key Combinations ............ 566
Product Overview (770) ............. 567
FRU Removals and Replacements ........ 568
1010 Battery Pack . . . . . . . . . . . . . 569
1020 UltraBay II Device or 2nd Battery Pack . 570
Copyright IBM Corp. 1997 521