DOWNLOAD LG 50PV350T-ZD (CHASSIS:PD11L) Service Manual ↓ Size: 9.21 MB | Pages: 72 in PDF or view online for FREE

Model
50PV350T-ZD (CHASSIS:PD11L)
Pages
72
Size
9.21 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pv350t-zd-chassis-pd11l.pdf
Date
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LG 50PV350T-ZD (CHASSIS:PD11L) Service Manual ▷ View online

Speaker
Jack for Speaker connection
1.Check whether speaker jack was inserted properly on Main B/D side & speaker side or not.
2. Check whether speaker cable have problem (disconnection wire) or not.
A25
Making 
Revision 
PDP TV
Symptom
Repair Process-Reference data
Speaker cable checking method
C. Sound Problem
A25
Making 
Revision 
PDP TV
Symptom
D. General function defect
Repair Process-Reference data
1.Check connector was inserted properly 
on Main board  and IR board. 
2. Check +3.3V_ST Voltage at Pin10
3. Check whether appear voltage on multi meter
when operate remote control.
※ Test Condition for case 3
→ Check Point: Pin 1( IR)
→ TV: power on status
→ Multi meter: Select DC 10V
▣ Checking method
Check Remote control IR operation
IR & Local key Board for 2/3/4/550 TOOL 
IR Board
A26
A26
TOUCH_VER_CHK
NC
NC
IR
GND
KEY1
KEY2
LED-RED
GND
SCL
SDA
GND
3.3V ST
NC
NC
Making 
PDP TV
Repair Process-Reference data
1.Check connector was inserted properly 
on Main board and IR board. 
2. Check whether appear voltage on multi meter
when operate Local switch.
※ Test Condition for case 3
→ Check Point: Pin 2,3( Key1,Key2)
→ TV: power on status
→ Multi meter: Select DC 10V
A27
P+
P-
Vol+
Vol-
OK
Menu
Input
Power
D. General function defect
Check Local Key operation
Symptom
A27
TOUCH_VER_CHK
NC
NC
IR
GND
KEY1
KEY2
LED-RED
GND
SCL
SDA
GND
3.3V ST
NC
NC
IR & Local key Board for 2/3/4/550 TOOL 
Making 
PDP TV
Repair Process-Reference data
1.Check connector was inserted properly 
on Main board and RF emitter board.
2. Check whether appear voltage on multi meter
when operate RF emitter board.
※ Test Condition for case 3
→ Check Point: Pin 12
→ TV: power on status
→ Multi meter: Select DC 10V
A28
D. General function defect
Check RF emitter operation
Symptom
A28
3D_L/R_SYNC
3D_RF_GPIO2
+3.3V
GND
3D_RF_RXD
3D_RF_TXD
3D_RFMODULE_RESET
3D_RFMODULE_DC
3D_RFMODULE_DD
GND
3D_RF_GPIO0
3D_RF_GPIO1
RF emitter Board
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