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Service Modes, Error Codes and Fault Finding
Index:
1. Test points.
2. Service Modes.
3. Problems and Solving Tips (related to CSM).
4. Compair.
5. Error Codes.
6. The Blinking LED Procedure.
7. Protections.
8. Repair Tips.
Supporting Overviews
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I2C-IC overview
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Test points overview Main Panel
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Test points overview CRT Panel
Test Points
The chassis is equipped with test points printedon the circuit board assemblies. These test
points refer to thefunctional blocks:
Table: TestpointOverview
Test point Circuit Diagram
A1-A2-A3-.. Audio processing A8, A9 / A11
C1-C2-C3-.. Control A7
F1-F2-F3-.. Frame drive and output A3
I1-I2-I3-.. Tuner & IF A4
L1-L2-L3-. Line drive and output A2
P1-P2-P3-.. Power supply A1
S1-S2-S3-.. Synchronisation A6
V1-V2-V3-.. Video processing A5, B1
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e 1 of 16SPMS
7/8/2004