DOWNLOAD Sony KD-55X9000A Service Manual ↓ Size: 11.74 MB | Pages: 127 in PDF or view online for FREE

Model
KD-55X9000A
Pages
127
Size
11.74 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kd-55x9000a.pdf
Date
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Sony KD-55X9000A Service Manual ▷ View online

HUS button 
malfunction
Check Harness on HUS and
B* Board properly connected
Check Harness pin Assignment
According to circuit.
OK
OK
Change B* Board
NG
NG
Probe at Key_AD line and 
check the signal
Loose harness Æ
connect properly
Change Harness
Change 
HUS
NG?
OK
3-5. BUTTONS MALFUNCTION
1) Side button malfunction
KD-55/65X9000A(CH)
121
TROUBLE SHOOTING
IR do not response to 
Remote Commander
Check remote
control
Change remote 
control
Center white LED
light at power 
indicator
ok
NG
ok
NG
Check whether center 
white LED blink ,when using
commander near the sensor 
windows
ok
Change SmartCore (mechanical)
NG
Check harness 
connection is OK 
on HIF and HSF
Loose harness Æ
connect properly
NG
Problem with Smart Core
HSF or HIF 
or HSF‐HIF harness
Change B*Board
Check harness 
connection is OK 
on HSF and B*Board
ok
NG
ok
Change 
HSF-B* board Harness
OK
NG
HSF‐B* board harness 
problem
OK
NG
Change SmartCore
2) IR remote commander malfunction
KD-55/65X9000A(CH)
122
TROUBLE SHOOTING
Backlight doesn’t change 
when ambient lighting 
level changed
Check UI setting for light 
sensor .
Make sure it is “on”
ok
Check current Software
Change B* Board
Update Software
NG
Change the UI 
setting to “:ON”
Check whether harness is 
Connected on HIF and
HSF Board
Connect the Harness
properly
Check whether harness 
is 
Connected on HSF and
B Board
NG
NG
ok
ok
ok
NG
NG
Change Smart 
Core
Problem with Smart Core
HSF or HIF 
or HSF‐HIF harness
OK
Change 
HSF-B* board Harness
HSF‐B* board harness 
problem
OK
3) Light Sensor Error
KD-55/65X9000A(CH)
123
TROUBLE SHOOTING
[Network Set-up]
>[Wired Set-up]
on the TV
Ethernet Cable
Connection Results
Cable Connection
Proxy setting
OK
Connection Results
Local Access
Connection Results
Internet Access
Failed
OK
Failed
Failed
Wired Set-up
IP address setting
Auto
Check
Local router
DHCP server
Manual
Check IP address
&
Local router setting
Check cable
B board
OK
NG
B board
OK
3-6. NETWORK MALFUNCTION
1) Ethernet (Wired)
KD-55/65X9000A(CH)
124
TROUBLE SHOOTING
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