RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
441
Troubleshooting
3-5. No Picture
3-5-9. NO PICTURE: @ Tuner AEP-S2 / AEP-T2C2S2 (SAT part)
No Picture
of SAT
Sound is normal ?
Check IC9001(Brownie)/
IC9001(Ayu2)
Yes
Confirm ANT connection
OK
No sound
Connect ANT Cable
correctly
NG
NG
Error free
Confirm BER of digital RF
By Service mode
Check Brownie and
M’t condition in TS line
Confirm Power supply
for IC2031
DDEM1.2V / DDEM2.5V/DDEM3.3V
A2.5V
Confirm IC2031 control line
I2CB_SCL / I2CB_SDA
SAT_RESET / SAT_OSC_EN
OK
OK
Check Power supply
circuit
Check M’t condition
for control line
Check M’t condition
SAT RF input circuit
NG
Check IC2031
Luxor
Confirm RF Level and AGC
of Digital RF by Service mode
NG
AGC = Low
AGC = high
Note:
(AYU2L) – IC9000
(Brownie)- IC9001
Size B* Board Type
(Segment: LW)
OTHERS EUROPE JP
24” BLX BLE BLJ
32” BKX/BLX BKE/BLE BKJ/BLJ
42” BKX/BLX BKE/BLE BKJ/BLJ
50” BLX BLE -
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