DOWNLOAD Sony KLV-26NX400 / KLV-32NX400 / KLV-32NX500 / KLV-40NX500 (serv.man2) Service Manual ↓ Size: 2.12 MB | Pages: 52 in PDF or view online for FREE

Model
KLV-26NX400 KLV-32NX400 KLV-32NX500 KLV-40NX500 (serv.man2)
Pages
52
Size
2.12 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-26nx400-klv-32nx400-klv-32nx500-klv-40nx500-sm.pdf
Date
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Sony KLV-26NX400 / KLV-32NX400 / KLV-32NX500 / KLV-40NX500 (serv.man2) Service Manual ▷ View online

-40-
KLV-26,32 NX400(S/B), 32,40 NX500
RM-GA018
OK
TV 3x blinking
Remove spk
connector (CN4000), ok?
Spk Impedance 
7~8ohm, ok?
F4001
Ok?
Change 
spk wire
Change 
main spk
High Z 
(>100Kohm)
NG
OK
L4004, L4005, L4006 & 
L4007 impedance to ground.
Low Z 
(<100Kohm)
Check impedance
CN6200 pin1 <-> C4049 (+ve)
CN6200 pin1 <-> C4050 (+ve)
High Z 
(>0ohm)
Low Z 
(~0ohm)
NG
OK
NG
B
B
Change BAA Board
Amp IC 
NG
Output short to 
GND / Amp IC 
NG
CN6200 pin1, 12.6V ok?
Refer “Standby 
LED Blink”
NG
OK
3-2-9. FLOWCHART I (3x Blinking For Audio Error)
-41-
KLV-26,32 NX400(S/B), 32,40 NX500
RM-GA018
Picture On Screen 
Distorted Or Missing
Backlight 
turns ON?
Check LED 6x 
times blink?
Refer to Power Troubleshoot (STANDBY LED 
BLINK 
 6x  times blinking
Change 
BAA 
board
Tuner, OK?
Video 1, OK?
Monitor Out, 
OK?
Video 2, OK?
Video 3, OK?
Component, OK?
HDMI, OK?
PC, OK?
Refer 
“Component 
Problem”
Refer “Video 
1 Problem”
Refer 
“Monitor Out 
Problem”
Refer “Video 
2 Problem”
Refer “Video 
3 Problem”
Refer “Tuner 
Problem”
Refer “HDMI 
Problem”
Refer “PC 
Problem”
Finish
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
Yes
Check Eco 
Power Saving 
ON?
Refer to IM Eco 
Power Saving 
Setting
No
Yes
3-3. Troubleshooting Video Problem
-42-
KLV-26,32 NX400(S/B), 32,40 NX500
RM-GA018
Tuner Problem
Check RF source cable 
and antenna
Change BAA board
Raster, OK?
Tuning, OK?
OK
NG
OK
OK
NG
NG
Change RF cable and antenna
Check LVDS 
harness 
connection 
between BAA 
board, OK?
Reconnect LVDS cable 
or change new LVDS 
cable
NG
Check  
C6346 = 
+5V? 
Check F6304 
OK?
NG
Change BAA board
OK
OK
Change BAA board
OK
NG
Check “R1056 
= +33V?
NG
A
A
OK
3-3-1. TUNER PROBLEM
-43-
KLV-26,32 NX400(S/B), 32,40 NX500
RM-GA018
Video 1 Problem
Check Video input source 
signal or cable.
OK
NG
OK
NG
NG
Video Signal Source Problem or 
cable problem
Check LVDS 
harness 
connection between 
BAA board.
Reconnect LVDS cable 
or change new LVDS 
cable
OK
Check Input 
jack ”J2001”
Check 
Video1/Monitor 
Out Setting.
Refer to IM Video1/Monitor 
Out Setting
NG
OK
OK
Change BAA 
board
Change BAA board
3-3-2. VIDEO 1 Problem
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