16
TPS 1.0A LA
5. Service Modes, Error Codes and Fault Finding
7.LED and function
key poor
Check circuit around
control board and cable
between control board
and scaler board
8.No HDMI picture
Enter CSM mode
to check item 6
Invalid Change U701 writen
HDCP KEY
Valid
Check Scaler Board
6.No remote function
Tty another
remote control
No
Replace one good
remote control
Yes
Check IR receiver
Summary of Contents for 20PFL4122/93
Page 34: ...34 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board Layout top left ...
Page 35: ...35 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board Layout top right ...
Page 36: ...36 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board Layout button left ...
Page 37: ...37 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board Layout button right ...
Page 38: ...38 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board Layout 1 ...
Page 39: ...39 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Baord Layout 1 top left ...
Page 40: ...40 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board layout 1 top right ...
Page 41: ...41 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board layout 1 button left ...
Page 42: ...42 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts Scaler Board layout 1 button right ...
Page 53: ...53 TPS 1 0A LA 7 Circuit Diagrams and PWB Layouts IR Board Layout ...
Page 67: ...67 TPS 1 0A LA 9 Circuit Descriptions Abbreviations List and IC Data Sheets ...
Page 69: ...69 TPS 1 0A LA 10 Recommended Spare Parts List Type 20PFL4122 93 ...