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  • KDL-32R435A, KDL-40R485A, KDL-46R485A, KLV-24R402A, KLV-24R422A, KLV-32R402A, KLV-32R407A, KLV-32R422A, KLV-40R452A, KLV-40R457A, KLV-40R472A, KLV-46R452A, KLV-46R472A

DOWNLOAD Sony KDL-32R435A / KDL-40R485A / KDL-46R485A / KLV-24R402A / KLV-24R422A / KLV-32R402A / KLV-32R407A / KLV-32R422A / KLV-40R452A / KLV-40R457A / KLV-40R472A / KLV-46R452A / KLV-46R472A Service Manual ↓ Size: 5.23 MB | Pages: 70 in PDF or view online for FREE

Model
KDL-32R435A KDL-40R485A KDL-46R485A KLV-24R402A KLV-24R422A KLV-32R402A KLV-32R407A KLV-32R422A KLV-40R452A KLV-40R457A KLV-40R472A KLV-46R452A KLV-46R472A
Pages
70
Size
5.23 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / COMMON
File
kdl-32r435a-kdl-40r485a-kdl-46r485a-klv-24r402a-kl.pdf
Date
PREV: Sony KD-55X8505A Service Manual

Sony KDL-32R435A / KDL-40R485A / KDL-46R485A / KLV-24R402A / KLV-24R422A / KLV-32R402A / KLV-32R407A / KLV-32R422A / KLV-40R452A / KLV-40R457A / KLV-40R472A / KLV-46R452A / KLV-46R472A Service Manual ▷ View online

ITC2
CHASSIS
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
Troubleshooting
Troubleshooting References (BB Board)
Q3602
Q3603
R3709
R3710
R3601
R3740
Q3602
CN3601
Pin19
R3709
RB3603
Pin1
RB3607
RB3602
RB3606
CN3600
Pin1
RB3605
Pin19
RB3609
RB3604
RB3608
45
ITC2
CHASSIS
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
Troubleshooting
3-7-2. HDMI Power Off Checking
HDMI
Checking Item
OK 
NG
1 and 2
Check RB3602 RB3603 RB3606 RB3607 RB3604
1 and 2
Check RB3602, RB3603, RB3606, RB3607, RB3604, 
RB3605, RB3608, RB3609
Pin 1 & Pin 2
Pin 2 & Pin 3
Pin 3 & Pin 4
No Short
No Short
No Short
No Short
Short
Short
Short
Short
Pin 5 & Pin 6
Pin 6 & Pin 7
Pin 7 & Pin 8 
No Short
No Short
No Short
Short
Short
Short
46
ITC2
CHASSIS
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
Troubleshooting
3-8. MHL No picture 
No picture
NO
Change 
phone or 
source
Phone or source 
supported MHL (phone 
spec and OS support etc)
YES
Change MHL 
cable
NO
Use supported 
MHL cable
cab e
Q3605 NG
NG
YES
Check MHL_SENSE 
lt
2 5Vd
IC3603 or 
IC5000 NG
Q3605
G
OK
voltage = 2.5Vdc
Check VBUS voltage
NG
Check MHL EN voltage
Change BB PAA Board
IC5000 NG
OK
Check VBUS voltage
= 5Vdc
OK
Check MHL_EN voltage 
(CL3605) = 3.3Vdc
IC5000 NG
Change BB PAA Board
IC5000 NG
47
ITC2
CHASSIS
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
Troubleshooting
3-8-1. MHL Cannot charging 
No charging
Check VBUS  voltage at 
IC3603 PIN 6 = 5Vdc
Change MHL 
cable
YES
IC3603 NG
YES
Check IC3603 pin3 voltage 
= 3.3Vdc
NO
NO
Ch
B B
d
Change B Board
48
Page of 70
Display

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