Service Modes, Error Codes and Fault Finding
Index:
1. Supporting Overviews
2. Test Points.
3. Service Modes.
4. Problems and Solving Tips (related to CSM).
5. ComPair.
6. Error Codes.
7. The Blinking LED Procedure.
8. Protections.
9. Repair Tips.
Supporting Overviews
Block Diagram
I2C and Supply Voltage Diagram
Test point Overview Mono Carrier
Test point Overview CRT panel
Test Points
The chassis is equipped with test points printed on the circuit board assemblies. These
test points refer to the functional blocks: