DOWNLOAD Sony KLV-22CX350 / KLV-32CX350 Service Manual ↓ Size: 7.01 MB | Pages: 109 in PDF or view online for FREE

Model
KLV-22CX350 KLV-32CX350
Pages
109
Size
7.01 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-22cx350-klv-32cx350.pdf
Date
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KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-3. Video 2/ Component Troubleshooting Flow
Component Problem
OK
NG
Check Video 2 / 
Component 
Setting.
Refer to IM Video2 / 
Component Setting
Check component input 
source signal or cable.
NG
Component Signal Source 
Problem or cable problem
OK
NG
Check Input 
jack ”J3006”( B*)
Change B* board
OK
Check LVDS 
harness 
connection between 
B* board.
Reconnect LVDS cable 
or change new LVDS 
cable
NG
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
Change B* board
OK
29
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-4. Video 2 Troubleshooting Flow
Ref2
Video2
NG picture
Check 
input 
signal 
1Vp-p at 
FB3001
IC5000 defect 
(B* Board)
OK
OK
Confirm waveform at 
C3025 (face to IC5000) 
same as ref2
FB3001
(B* Board)
NG
NG
(CB input pattern)
R3014 or R3017 
defect
(B* Board)
Confirm FB3001 & 
C3025 connection 
and value 
(B* Board) 
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
30
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-5. Component Troubleshooting Flow
Ref3
Ref4
Ref5
Component
NG picture
IC5000 defect
(B* Board)
OK
OK
Check input signal 0.7Vp-p
at  R3034_Y0P line , 
R3036_PB0P line & 
Confirm waveform at C3027 
(face to IC5000) same as 
Ref3. Confirm waveform at 
C3029 (face to IC5000) 
same as Ref4. Confirm 
NG
NG
_
R3037_PR0P line 
(B* Board)
waveform at C3030 (face to 
IC5000) same as Ref5. 
Input CB pattern.
Confirm R3016, 
R3037, C3030 (PR0P 
line)connection and
R3017 orR3018 or 
R3019 defect
(B* Board)
Confirm R3014, 
R3034, C3027 (Y0P 
line)connection and 
Confirm R3015, 
R3036, C3029 (PB0P 
line)connection and
line)connection and 
value (B* Board) 
value 
(B* Board)
line)connection and 
value (B* Board) 
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
31
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-5. Video Problem
3-5-6. Auto Switching Component / Video 2 Troubleshooting Flow
Auto switching NG
Input
Pr-input at 
J3006 and 
check at 
R8123 = 
5V?
IC5000 defect 
(B* Board) 
OK
OK
Take out 
Pr-input at 
J3006 and 
check at 
R8123 = 
0V?
5V?
(B* Board)
NG
NG
0V?
(B* Board)
R3039 defect
(B* Board)
J3006 defect
(B* Board)
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
32
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
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