DOWNLOAD Sony KLV-24EX430 Service Manual ↓ Size: 3.6 MB | Pages: 88 in PDF or view online for FREE

Model
KLV-24EX430
Pages
88
Size
3.6 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-24ex430.pdf
Date
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Sony KLV-24EX430 Service Manual ▷ View online

KLV-24 EX430
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-10. HDMI – Troubleshooting flow
HDMI  Problem
Check HDMI input source 
signal or cable.
OK
NG
HDMI Signal Source Problem or 
cable problem
NG
NG
Check HDMI 
jack
Change B* board
Confirm HDMI input source format / 
resolution supported by TV?
OK
Change HDMI input source to TV 
supported format 
NG
Check LVDS harness 
connection between 
B* board
Reconnect LVDS cable or 
change new LVDS cable
jack.
NG
OK
g
B* board.
OK
Change board circuit
Segment
Size
B*
37
Board 
Type
P-2L
24
B2FN
KLV-24 EX430
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-11. HDMI 1 Troubleshooting
(A)
Check 5V on 
CN3601 
pin18, 15 ,16) 
HPD(CL3600)
HDMI1,
no 
picture
OK
Change B* Board
Check input 
source, R3612, 
R3625, 
RB3602,RB3604 
connectivity
NG
connectivity
Segment
Size
B*
38
Board 
Type
P-2L
24
B2FN
KLV-24 EX430
RM-GA022
Troubleshooting
3-5. Video Problem
3 5 11 HDMI 2 T
bl h ti
3-5-11. HDMI 2 Troubleshooting
(B)
Check 5V on 
CN3600
(pin18, 15, 16), 
HPD(CL3603)
Check 
CN3600(pin1,3,4,6,7
,9,10,12)  = 3.3V?
HDMI2,
no 
picture
Change B* Board
OK
OK
Check IC3602 
Pin 14 = 5V ?
OK
( 3 3)
p
Check input 
source, R3686, 
R3700, R3689, 
Check 
R3654~R3661 
connectivity 
NG
NG
Check R3653 
connectivity and 
MHL CBL DET 
NG
R3639, Q3612 ,  
RB3601 and 
R3652 
connectivity
y
_
_
status = LOW
Segment
Size
B*
39
Board 
Type
P-2L
24
B2FN
KLV-24 EX430
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-12. MHL Troubleshooting
No picture
NO
Change
Ph
t d
Check IC3603 pin 3 
voltage = 5Vdc
IC3603 NG
YES
YES
NO
Change 
phone or 
source
Change MHL 
NO
Phone or source supported 
MHL (phone spec and OS 
support etc)
U
t d MHL
bl
Check Pin 13 IC3602 
voltage = 5Vdc
IC3602 NG
NO
NO
g
cable
Q3605 NG
NG
YES
Use supported MHL cable
Check D2_S voltage 
(Pin2 CN 3600)= 3 0Vdc
voltage = 5Vdc
OK
(Pin2 CN 3600)= 3.0Vdc
Check VBUS voltage
(JL3603) = 5Vdc
NG
Change B* Board
OK
Check MHL_CBL_DET 
voltage (CL5016) = 5Vdc
IC3602 NG 
or IC5000 
NG
OK
Segment
Size
B*
40
Board 
Type
P-2L
24
B2FN
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