DM1上电时序.doc

DM1 Preliminary Troubleshooting Guideline Revision 1A Released date : 30/06/2003 Issued By: Kevin Chien Checked By: Project Leader: Kevin Chien Product Manager: Arthur Chen Hardware Leader: Lit Wu Filed To: Document Center ______________________________________________________________________ The release of this document is under controlled by the company. Any extra copy of this document must be written permission by the product manager. ______________________________________________________________________  1. General  1-1. Power Check  1-2. Power On / Staring Check  1-3. Memory interface check  1-4. CRT interface check  1-5. HDD interface check  1-6. FDD interface check  1-7. Internal keyboard check  1-8. Printer port interface check  1-9. Serial port interface check  1-10 Mini-PCI Interface check  1-11. Charging check 1-12. Audio check  1-12-1. No sound (from speaker)  1-12-2. No sound (from earphone)  1-12-3. CD Audio failed  1-12-4. External Mic. Failed  1-13. LED-ICON check  1-14. Cover close check  1-15. LCD display check  1-16 Touch pad interface check  1-17. CD-ROM interface check  1-18. PCMCIA/1394 interface check  1-19. USB,IR interface check UANTA COMPUTER INC Confidential 25 Start Does the unit boot? Power Power On Staring Memory Interface CRT Interface HDD Interface FDD Interface Internal Keyboard Interface Printer Port Interface Serial Port Interface MINI-PCI Interface Charger Function Audio Interface Icon Indicator Cover close function LCD Display Touch Pad CD-ROM Interface Yes No 1 2 3 4 5 6 7 8 17 16 15 14 13 12 11 10 9 PCMCIA Interface 18 USB,IR Interface 19 1 Check +PWR_SRC =19.5V Check PQ52 PIN4 Check PQ12 pin-1,2,3 Check ACAV_IN =H Check PU4 PIN1 Check 5VALW = 5V Check PU13 PIN5 Check 3VALW =3.3V Check PU14 PIN3 END No No No No VCC1_PWROK=H Check U29 PIN2 No 2 END Check POWER_SW# = low pulse Check SUS_ON = H Check Dash board Check USIO1 PIN B13 No Check U81 PIN U5 Check PCIRST# = H No No Check PU12 Check