Hp 7925H Power-Up Troubleshooting Flowchart - HP 7925D Service Manual

Appendix A
7925
NOTE:
Referenced figures are in Section IV of main manual.
Refer to DOOR UNLOCKED indicator
trouleshooting flowchart. fig. 4-14.
Aefer to DRIVE READY indicator trouble-
shooting flowchart, fig. 4-17.
Refer to self-test information contained
in paragraphs A-77 through A-81.
Refer to DRIVE READY indicator trouble-
shooting flowchart, fig. 4-17.
Refer to DRIVE FAULT indicator trouble-
shooting flowchart, fig. 4-3.
Refer to door unlocked solenoid trouble-
shooting flowchart, fig. 4-13.
Refer to blower troubleshooting flowchart,
fig. 4-2.
Refer to Unit Select indicator troubleshooting
flowchart, fig. 4·15.
Check +5V power supply. Refer to para-
graph 4-3.
Set RUN/STOP
Switch to RUN
Refer to DOOR UNLOCKED indicator
troubleshooting flowchart, fig. 4-14.
Refer to DRIVE FAULT indicator trouble·
shooting flowchart, fig. 4·3
Refer to READ ONLY indicator trouble-
shooting flowchart, fig. 4·16.
Reter to door unlocked solenoid trouble-
shooting flowchart, fig. 4·13.
1. Set RUN/STOP switch to STOP.
2.
Turn disc drive power on.
7311-95
Figure A-13. HP 7925H Power-Up Troubleshooting Flowchart
A-48