Check the back Solding state in 96 pin connector(JP12(Digital),JP701(DTT&Analog))
Check the CC_RD,GD,BD,FB,VD,HD signal in I C.
Check the I2C between Micom and uPD64012 or EEPROM.
Check the Flash Memory or SDRAM.
11. No Caption
Preliminary Checkpoints
Check the Micom_CVBS
(Pin 121)
of IC SDA6001(U29)
CC in Remocon is
O.K. but the CC Does
Not display
Check CC_R,G,B,FB,H,V-sync
of IC SDA6001(U29)
Change the uPD64012
Waveform 24
R,G,B,FB,H-sync
V-sync
Waveform 23
Check Micom CVBS
Connection part
Check the crystal(X2)
and related parts on U29
NG
OK
OK
OK
NG