RB1G
CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
74
Troubleshooting
3-3-2. No Sound : Audio (Additional : For Europe models only)
#1
Check the SCART
(use Digital RF
Tuner input)
#1
OK
Check the IC4511
pin 3
VCC 3.3V
DC/DC converter is NG
See to section “3-1-2. No
POWER: Ayu2 Control
NG
OK
Check the
CNT pin7 (IC4511)
is HIGH?
IC4511 NG
OK
No Problem
NG
Solder NG
NG
NG
OK
IC4511 NG
OK
IC9001 is NG
No signal
NO
This is MUTE situation.
Check IC9000
OK
Check the
IC4511 pin 6
VEE-3.3V
INR & INL
pin10 &1 (IC4511)
(at CL4512 and CL4511)
Signal is coming?
Check the solder
Of IC4511 CP & CN
(4&5pin) & C4511
Note:
(AYU2) – IC9000
(Brownie)- IC9001
Size
B* Board Type
(Segment: LW)
OTHERS EUROPE
JP
32”
BKX
BKE
BKJ
42”
BKX
BKE
BKJ