- 14 -
No Picture / No Sound
Is any OSD displayed?
Check receiving system in MENU
& execute Auto - Program.
Does the auto - Program
Operate properly.
Store on manual - program MENU
Check / Replace
CPT Board component
Go to
No Sound /
Picture OK
Check IC11 pin71,72,73
(R,G,B out)
No
No
OK
OK
OK
OK
Check pin40(V out 1)
1V
p-p
Check 1.8V, 3.3V,
5V
DC Voltage
No
Check SMPS Trans
Secondary Voltage
Q501, Q503, Q504
(R, G, B out of IC11)
No
No
Check pin18
Reset Voltage
OK
Check IC13
(Reset IC)
No
Check pin57, 58
SCL, SDA
OK
Check IC12(EEPROM)
& SCL, SDA, Line
No
Relace IC11
OK
3.3V swing
3.3V DC
All manuals and user guides at all-guides.com
Summary of Contents for RT-29FB55R
Page 17: ...CPT VM 17 PIP All manuals and user guides at all guides com ...
Page 22: ...SVC SHEET 3854V A0146A S All manuals and user guides at all guides com ...
Page 32: ...P NO 3854VA0146A S1 2004 4 16 All manuals and user guides at all guides com ...
Page 33: ...SVC SHEET 3854V A0146A S All manuals and user guides at all guides com ...
Page 34: ...Aug 2004 Printed in Korea P NO 3828VD0178B All manuals and user guides at all guides com ...
