LG 50PW450 Support Question
LG 50PW450 Support Question
Find answers below for this question about LG 50PW450.Need a LG 50PW450 manual? We have 1 online manual for this item!
Question posted by srisan1234 on March 30th, 2014
Please Let Me Know Where Is The Rc Out For Connecting External Amplifier
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Related LG 50PW450 Manual Pages
Service Manual - Page 3
... Instrument's exposed METALLIC PARTS
0.15uF
Good Earth Ground such as antenna terminals, phone jacks, etc. Measure the AC voltage across the two AC plug prongs.
Connect 1.5K/10watt resistor in this chassis have special safety-related characteristics. Reverse plug the AC cord into the AC outlet. Place the AC switch in...
Service Manual - Page 6
...©2011 LG Electronics Inc. All rights reserved. In case of keeping module is displayed, Check connection between computer, jig, and set.
(5) Click "Auto" tab and set as below . (6) ... itself. 3) After function inspection, Push "In-stop" key.
3. If "Can't" is displayed, Check connection between computer, jig, and set will reboot automatically 2) Push "In-stop" key 3) Push "Power on...
Service Manual - Page 8
...RGB (PC : 1024 x 768 @ 60hz) (5) HDMI (6) PC Audio In
* Display and Sound check is connected to push the INSTOP KEY after completion if the function inspection.
7.
ad 00 10 [Adjust 480i Comp1] -...0.002
Warm
0.313
0.329 6500K
0.002
* Connecting picture of
a internal pattern)
Adjust Sequence - Connect to CSM and Module
CSM
PLASMA
Cool
11000K
Medium
9300K
Warm
6500K
O CS-1000/...
Service Manual - Page 9
...is failure, Re-try downloads.
* To check the coordinates of screen without
Signal
*Caution: Never connect HDMI & D-sub Cable when EDID downloaded. key on 0xC0, and adjust other two lower than ... Process in advance.
7-5 DDC EDID Write (HDMI 256Byte) -> Not used any more , Use Auto D/L
(1) Connect D-sub Signal Cable to D-Sub Jack. (2) Write EDID DATA to EEPROM (24C02) by using DDC2B
protocol. ...
Service Manual - Page 10
... EDID Writing. -
Use the proper cables below for training and service purposes
- 10 - Download HDMI1, HDMI2 separately because HDMI1 is different from HDMI2.
(3) 3D - Never connect HDMI & D-sub Cable at the same time. - HD HDMI2 EDID data
No. HD HDMI3 EDID data
(2) 3D - Analog EDID : Pin3 exists - HD RGB EDID data...
Service Manual - Page 11
... Glasses (LEFT:CLOSED, RIGHT:OPEN[TEST]) And check the middle sides of service remocon.(Baud rate : 115200 bps)
(2) Connect RS232 Signal Cable to RS-232 Jack. (3) Write Serial number by side (If you don't wear a 3D Glasses, ... TEST (DVB T2 model only, PP11B/L)
* This test is to check Network operation. (1) Connect LAN cable from Computer to below
11. Copyright ©2011 LG Electronics Inc.
Service Manual - Page 12
... photo.
4) Check the model name Instart menu ? Check the method of CI+ Key value
(1) check the method on " button of a service R/C.(Baud rate : 115200 bps)
(2) Connect RS232-C Signal Cable. (3) Write CI+ Key through RS-232-C. (4) Check whether the key was downloaded or not at 'In Start'
menu. (Refer to download by...
Service Manual - Page 27
... Sound
Making Revision
2010. 11. 16
전자 - 6-2 2/10
☞A1
Check Module pattern by using "TILT" key on Power B/D
Normal N voltage? Y
Check Speaker jack connection & Speaker Cable open
Close
Close
Normal N Sound? Inc.2010
SVC Bulletin?
Service Manual - Page 28
...;A5
Check voltage . -VY / VSC (Y-Sus B/D)
Normal Picture? Y Close
☞A13
N 1.Check Control B/D 2.Replace Board
Replace Module
N
Normal Picture? Y Close
Picture Noise
Check RF Cable Connection
Dark Picture
Check Picture mode
setting
Normal Picture?
☞A6-1, 2
N Check Tuner & Replace
Y Close
Normal Picture?
☞A9
N 1. Inc.2010 Repair Process
PDP TV
Symptom...
Service Manual - Page 29
...;Press red key on R/C →Signal TEST) - Y Check whether other equipments have problem or not. (By connecting RF Cable at other equipment) → DVD Player ,Set-Top-Box, Different maker TV etc
N
Check RF Cable Connection
1. Y
N
Move
No Picture/ Sound Ok
Section
■ Menu→Setup →Booster
Normal
N
Picture?
Repair Process...
Service Manual - Page 30
... foreign material on SVC R/C
Normal Pattern? Y Replace Module
Vertical Line/Bar
Irregular Vertical Line / Bar
☞A13 N
1.Check CTRL B/D 2.Replace Board
☞A20
Check connection of Connector (FFC)
on Connector
※CTRL B/D: Control board
Normal N Picture? Y Close
Check Main B/D Replace Module (If Main B/D doesn't cause)
Half No picture
☞A18
1....
Service Manual - Page 33
....
Repair Process
PDP TV
Symptom
C.
Y Close
Y Close
N
☞A22
Check 17V (Audio IC B+) on
☞A2
Problem in OSD Menu
Normal N Sound?
Check Speaker jack connection & Speaker Cable open -
RF & external
(HDMI,SCART,,,)
Normal N Sound? N
Apply SVC Bulletin (S/W Upgrade etc)
Normal Y Sound? Inc.2010 N
SVC Bulletin? Y
SVC
Y
Bulletin?
Service Manual - Page 34
... error
Check local key
Operation
Normal Y operating? N
☞A27
Check & Repair Cable connection Connector solder
Move Power problem
Section
Normal N operating?
☞A27
Check Key Output signal
... error
Check R/C itself Operation
Normal Y operating? N
☞A26
Check & Repair Cable connection Connector solder
Check R/C Operating When turn off light in room
If R/C operate, Explain the...
Service Manual - Page 35
N
☞A28
Check & Repair Cable connection Connector solder
Check the RF emitter SW Ver. Y
Close
Display normally
N
☞A28
Replace RF emitter board
Y Close
Y
Normal operating? Inc.2010
N Replace Main B/D
10
&#...
Service Manual - Page 39
or L+
2.Check whether speaker jack was inserted properly or not. Audio output waveform A2
ⓒ LG Electronics. Repair Process-Reference data
PDP TV
Symptom
A. or R+ or L-
Inc.2010 Picture Problem
Audio check method
Making Revision
2010. 11. 16
전자 - 6-2 A2
Jack for Speaker connection
1.Check Audio output by using oscilloscope
GND ↔ R-
Service Manual - Page 54
Inc.2010 Y
Check HDMI Cable for damage or open conductors
Y N
Check EDID D/L
Y
Check JK200 / J201 / J202
N
for proper connection or damage
Y
Replace MSTAR(IC400)
Re-Download EDID Replace Connector
Making Revision
2010. 11. 16
전자 - 6-2 A6-6
A6
ⓒ LG Electronics. Repair Process-Reference ...
Service Manual - Page 63
... display (Picture 3.) ↔ Check/replace left X B/D
Partly display (abnormal)
abnormal
2010. 11. 16 Picture 2.
전자 - 6-2 A18
Picture 3.
※ Check connections (TCP - Inc.2010 abnormal
▣ Connections between CTRL board and X board. -. Picture Problem
Symptom (Half picture) X- B/D Checking method(50R1)
Making Revision
▣ Half / partly display (or...
Service Manual - Page 64
... (CTRL B/D, X B/D)
2. Check Y-Sus B/D 3. Inc.2010 Check CTRL B/D 3. Check CTRL B/D 3. Replace Y-Sus B/D
A19
ⓒ LG Electronics. Check connection (CTRL B/D, X B/D)
2. Replace CTRL B/D
Many irregular vertical lines
1. Replace CTRL B/D
Horizontal Line or Bar
1. Symptom picture
defects description
Regular vertical lines
To action
1. Check CTRL B/D 3. Replace ...
Service Manual - Page 65
... 2. Check bad soldering
on Chip resistance
▣ Defect symptom
TCP (Tape Carrier Package) is film for IC connect with Electrode pattern (Direct Bonding) on PDP Module
COF Type
TCP Type
96 Out Put
192 Out Put
Making Revision
2010. 11. 16
전자 - 6-2 ...
Service Manual - Page 70
... speaker cable have problem (disconnection wire) or not.
Sound Problem
Speaker cable checking method
Making Revision
2010. 11. 16
전자 - 6-2 A25
Jack for Speaker connection
Speaker
1.Check whether speaker jack was inserted properly on Main B/D side & speaker side or not. 2. Repair Process-Reference data
PDP TV
Symptom
C.
LG Knowledge Base Results
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Plumbing Noises - LG Consumer Knowledge Base
...on the valve you hear. (Everyone who has been to Hawaii knows how annoying the sound of the noise problem. It is often the tube connecting a toilet or sink to temporarily remove some research. The problem is...time of Jack and Jill, and the reason Jack fell down to 1 second as the tank amplifies the sound. Most plumbing supply stores will take it back if it is going to have ... -
Plasma Display Panel (PDP) - LG Consumer Knowledge Base
... the tube, which are only about 6 inches (15 cm) thick. a red light, a green light and a blue light. Just like a CRT television, the plasma display varies the intensities of the different lights to its balance. If you also have been built around the same technology: the CRT. The address... -
Z50PX2D Technical Details - LG Consumer Knowledge Base
..., 3D YC comb filter, 3:2 pulldown detection and reversal Connections: Composite (1 in, 1 out), S-Video (2 in), (1 in), RF (2 in the Box Plasma TV, remote control (with stand Built-in improved detail... Amazon.com Product Description The 50-inch Zenith Z50PX2D EDTV-ready plasma television, which allows for an external set-top box. Television: No Power ATTACHING THE TV TO A DESK (Only 32LB9D)...
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