Philips 21PT5007/56 User Manual

Service Modes, Error Codes, and Fault Finding
EN 8 TC8.1A CA5.
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
Figure 5-1 Flow chart “No Picture, No Sound, No Raster, Fuse Broken”.
No Picture, no sound, no raster, Fuse Broken
Is D833+
(B+)
Shorted to
earth?
Is D of Q801
Shorted to
to earth?
Is D801-
D804
OK?
Replace
D801-D804
Check
(B+)
C of Q402
Check
Q801
Check
IC 801
NO
NO
NO
YES
YES
YES
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Philips 21PT5007/56 Specifications

General

Display Technology	CRT
Screen Size	21 inches
Aspect Ratio	4:3
Audio Output	Mono
Sound Output	2 x 3W
Tuner	Analog
TV System	PAL
Connections	AV input