Troubleshooting Guide - GE Aespire 7100 Technical Reference Manual

Aespire 7100
7.3 Troubleshooting guide
A cU on
1.
Blown fuses in Control Module's AC receptacle 1
1.
Checkjreplace fuses.
2. Universal powersupply
3. Front panel keyboard (LED is part of it)
4. Control board
1.
Cable from
J
11 of Control Board to SICB.
2. Cable from System Switch to SICB.
3. Seriallsolation Connector Board (SICB)
7-28
2. Check power supply output (Section 2.7.2).
3. Check ribbon cable connection; replace front
panelkeyboa叫.
4.+6V
......
-R11
...---
to LED; replace Control Board.
Actlon
1.
Checkjjumper cable connection; replace cable.
2. Check cable connection; replace cable.
3. Replace SICB.
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