Service Modes, Error Codes, And Fault Finding - Philips 21PT2327/79 Service Manual

EN 8 5. TC8.1A CA

5. Service Modes, Error Codes, and Fault Finding

Index of this chapter:
5.1 Service Modes
5.2 Error Codes
5.3 Fault Finding
5.1 Service Modes
For an explanation of the Factory Mode, see chapter 8
"Alignments".
5.2 Error Codes
Not applicable for this chassis.
5.3 Fault Finding
5.3.1 No Picture, No Sound, No Raster, Fuse Broken
No Picture, no sound, no raster, Fuse Broken
Is D833+
(B+)
Shorted to
earth?
YES
Check
(B+)
C of Q402
Service Modes, Error Codes, and Fault Finding
Is D of Q801
NO
Shorted to
to earth?
YES
Check
Q801
Figure 5-1 Flow chart "No Picture, No Sound, No Raster, Fuse Broken".
Is D801-
NO
D804
OK?
YES
Check
IC 801
Replace
NO
D801-D804
H_17130_010.eps
070507