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DOWNLOAD Sony KLV-32EX330 / KLV-32EX33A / KLV-32EX33B / KLV-40EX430 / KLV-40EX43A / KLV-40EX43B Service Manual ↓ Size: 4.53 MB | Pages: 83 in PDF or view online for FREE

Model
KLV-32EX330 KLV-32EX33A KLV-32EX33B KLV-40EX430 KLV-40EX43A KLV-40EX43B
Pages
83
Size
4.53 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-32ex330-klv-32ex33a-klv-32ex33b-klv-40ex430-kl.pdf
Date
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Sony KLV-32EX330 / KLV-32EX33A / KLV-32EX33B / KLV-40EX430 / KLV-40EX43A / KLV-40EX43B Service Manual ▷ View online

KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-6-1.  HDMI 1/2 Troubleshooting
Check 5V on 
CN3601(pin18, 
15 16)
Check 
CN3601(pin1,3,4,6,7
HDMI1,
no
Change Board
OK
OK
Check IC3602 Pin 
14 = 5V ?
OK
15, 16), 
HPD(CL3603)
,9,10,12)  = 3.3V?
no 
picture
Change Board
NG
NG
14   5V ?
NG
Check input source, 
R3686, R3698, 
R3699, Q3612 ,  
RB3601 and R3652 
connectivity
Check R3654~R3661 
connectivity 
Check R3653 
connectivity and 
MHL_CBL_DET 
status = LOW
Check 5V on 
CN3600(pin18, 
15 ,16) 
Check 
CN3600(pin1,3,4,6,7
9 10 12) = 3 3V?
HDMI2,
no 
Change Board
OK
OK
Short circuit check 
on L3600 & L3601 
(P
ff)
OK
HPD(CL3600)
,9,10,12)  = 3.3V?
picture
Check input source
Check L3600 L3601
NG
NG
(Power off)
Check L3600 L3601
NG
Check input source, 
R3602, R3626, 
R3600, RB3602 
connectivity
Check L3600, L3601 
connectivity
Check L3600, L3601 
on all pins condition
41
KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-6-2.  MHL No picture 
No picture
NO
Change
Check IC3603 pin 3 voltage 
= 5Vdc
IC3603 NG
YES
YES
NO
Change 
phone or 
source
NO
Phone or source supported 
MHL (phone spec and OS 
support etc)
Check Pin 13 IC3602
NO
NO
Change MHL 
cable
NO
YES
Use supported MHL cable
Check Pin 13 IC3602 
voltage = 5Vdc
IC3602 NG
Q3605 NG
NG
OK
Check D2_S voltage = 
3.0Vdc
Change B* Board
Check VBUS voltage = 
5Vdc
NG
OK
Check MHL_CBL_DET 
voltage (CL5016) = 5Vdc
IC3602 NG 
or IC5000 
NG
OK
(*)
Size
B* Board Type
32”
BWM
42
32
BWM 
40’’
BFM 
KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-6-3.  MHL Cannot charging 
No charging
NO
YES
Check VBUS  voltage = 
5Vdc
YES
NO
IC3603 NG
YES
NO
Check IC3603 pin3 voltage 
= 5Vdc
NO
IC3602 NG
YES
Check Pin 13 IC3602 
voltage = 5Vdc
NO
YES
Change B* Board
(*)
Size
B* Board Type
32”
BWM
43
32
BWM 
40’’
BFM 
KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-7.  Tuner – Troubleshooting flow
Analog RF input no picture
Change RF cable and antenna
Check RF source cable 
and antenna, OK?
NG
Check JL1003 = 
+3 3V?
Change B* board
OK
NG
Check R1030 =
+3.3V? 
OK
NG
Check R1030 = 
+3.3V?
Change B* board
OK
NG
(*)
Raster, OK?
T
i
OK?
Check LVDS 
harness 
connection 
OK
OK
NG
( )
Size
B* Board Type
32”
BWM 
40’’
BFM 
Change B* board
Reconnect LVDS cable 
or change new LVDS 
cable
Tuning, OK?
between B* board, 
OK?
NG
44
OK
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