Zenith P42W46X Service Manual - Page 18

In case of occur strange screen into specific mode - specifications

Page 18 highlights

TROUBLE SHOOTING GUIDE 5. In case of occur strange screen into specific mode 5-1. In case of does't display the OSD (1) Symptom ¯ LED is green ¯ The minute discharge continuously becomes accomplished from module (2) Check follow Is normal the LVDS No cable? Is the LVDS cable Yes connected well? No Cable inserts well. Yes Replace cable. Is normal the VSC No Digital Board? Operates the Thine Yes IC(IC1100)? No Operates the Yes IEP(IC500)? No Operates the Scaler(IC700)? No Yes Replace VSC Digital B/D. Replace Thine Replace Replace Yes IC(IC1100). IEP(IC500). Scaler(IC700). Is normal the Ctrl No Board of Module? Replace Ctrl B/D. - 18 -

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TROUBLE SHOOTING GUIDE
5. In case of occur strange screen into specific mode
5-1. In case of does’t display the OSD
(1) Symptom
LED is green
The minute discharge continuously becomes
accomplished from module
(2) Check follow
Is normal the LVDS
cable?
Is normal the VSC
Digital Board?
Is the LVDS cable
connected well?
Cable inserts well.
Yes
No
No
Yes
Operates the Thine
IC(IC1100)?
Replace Thine
IC(IC1100).
No
Is normal the Ctrl
Board of Module?
Replace Ctrl B/D.
No
No
Operates the
IEP(IC500)?
Replace
IEP(IC500).
Yes
No
Operates the
Scaler(IC700)?
Replace
VSC Digital
B/D.
Replace
Scaler(IC700).
Yes
Yes
No
Replace cable.
Yes