Sony KDL-40W580B / KDL-40W590B / KDL-40W600B / KDL-40W605B / KDL-40W607B / KDL-40W609B / KDL-48W580B / KDL-48W590B / KDL-48W600B / KDL-48W605B / KDL-48W607B / KDL-48W609B / KDL-60W605B / KDL-60W607B / KDL-60W610B / KDL-60W630B Service Manual ▷ View online
Chassis: RB2G, HM
Chassis: RB2G, HM
21
2-2. LED Blinking
TUNER
3-time blinking
2 2. LED Blinking
Note: For location details, refer to troubleshooting Reference for parts location.
2-2-1. 3x (DC Alert & Communication Error)
AUDIO
I2C bus dumping or
AYU2 / AYU2L
NG
Check D+1.0V at
JL9003 / JL9127 on
F9105,IC9103,
DC_ALERT
NG
DMD_TU_I2C
or I2CB bus check:
Probe CL2101, CL2102 /
CL2318, CL2101 on
TU* Board
Speaker
Check
Speaker Impedance
at SP Connector
NG
Brownie
JL9003 / JL9127 on
the B* Board
Etc (B* Board)
OK
SPIC check
OK
SPI dumping
TU Board
Check
Audio +12.5V
at pin 18/20 of CN9101
on the B* Board
G* Board
NG
OK
OK
Check
+3.3V_MAIN_1
at JL9117 on
the B* Board
F9104,IC9104,
etc (B* Board)
NG
SPIC check
Probe RB8522 /
RB8517
p g
resistor
or AYU2 /
AYU2L
on the B Board
(except Adapter model)
Check
F4401 / F4601,
OK
I2C_CCP check
R8502 and R8506 /
R8546 and R8547
I2C_CCP Pull
Up
OK
Check
IC9201 etc
NG
+12.5V / +19.5V
at Power Amp side
of F4401 / F4601 on
the B* Board
F4401 / F4601,
IC4901 / IC4601
,etc
(B* Board)
NG
OK
#2
HDMI
OK
Up
+1.8V_MAIN on
Pin 2 of IC9201
IC9201,etc
(B* Board)
OK
IC4901 / IC4601,etc
(B* Board)
OK
#2
#3
I2CA bus check:
Probe CL5023,
CL5024
I2CA bus
dumping
resistor
or AYU2
NG
OK
NG
Check
+5.0V_MAIN
at JL9113 / JL9112 on
the B* Board
IC9102 / IC9101
,etc (B* Board)
#3
OK
2.2-1 - LED Blinking: 3x (DC Alert & Communication Error)
Chassis: RB2G, HM
Chassis: RB2G, HM
22
Troubleshooting
Board
Name
Name
Board PWB (A side)
Detail
Troubleshooting Reference
Name
BAXL
(F9104)
F9104
F9104
Troubleshooting Reference
Chassis: RB2G, HM
Chassis: RB2G, HM
23
Troubleshooting
Board
Name
Name
Board PWB
Detail
BAXL
(IC9104)
IC9104
BAXL
(IC9201)
IC9201
BAXL
(IC9101)
IC9101
Troubleshooting Reference
Chassis: RB2G, HM
Chassis: RB2G, HM
24
Troubleshooting
Board
Name
Name
Board PWB
Detail
BAXL
(JL9112)
JL9112
B-Side
TU-S
(CL2101,
(CL2101,
CL2102)
CL2102)
CL2102
CL2101
BAXL
(
RB8517
)
RB8517
Troubleshooting Reference
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