LG 50PG6000-ZA (CHASSIS:PD81A) Service Manual ▷ View online
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14. SET factoring condition
(1) This adjustment is setting factory shipment mode.
(2) Push the IN-STOP key of adjustment remote controller before
(2) Push the IN-STOP key of adjustment remote controller before
the factory shipment.
15. Flash Memory Download
15-1. Configuration Environment
(1) To installation the ‘LG Term’, extract ‘lgterm.zip’ to a folder.
(2) Execute ‘lgterm.exe’.
(2) Execute ‘lgterm.exe’.
(3) Before downloading epk file, change the baud-rate value.
1) Press the ‘IN-START’ button.
2) Select the ‘System’ menu.
3) Enter ‘115200bps’ on the ‘Baudrate’.
4) Exit the menu.
2) Select the ‘System’ menu.
3) Enter ‘115200bps’ on the ‘Baudrate’.
4) Exit the menu.
15-2. Download epk file using ‘LG Term’
(1) Execute ‘lgterm.exe’
(2) Select a serial port and change a baud-rate value.
(2) Select a serial port and change a baud-rate value.
1) Select a serial port which is connected through a RS-
232 cable on ‘Setup’ Menu.
* If the selected port is not connected, a warning message
will appear.
2) Change the baud-rate from a default value to
‘115200bps’ on ‘Setup’ Menu.
(3) Press the OK button.
(4) Turn on the TV set and press the ‘Enter’ key at the same
(4) Turn on the TV set and press the ‘Enter’ key at the same
time.
(5) Douglas prompt will appear.
(6) Insert ‘swuhz’ and enter.
(7) Change the baud-rate to ‘460800bps’ on ‘Setup’ Menu.
(8) Press ‘Alt+F’, ‘T’, ‘Z’, ‘S’ in order.
(9) Select the epk file.
(6) Insert ‘swuhz’ and enter.
(7) Change the baud-rate to ‘460800bps’ on ‘Setup’ Menu.
(8) Press ‘Alt+F’, ‘T’, ‘Z’, ‘S’ in order.
(9) Select the epk file.
(10) It will take 4~5 minutes.
(11) To apply last epk file, TV set should be restarted.
(11) To apply last epk file, TV set should be restarted.
1
2
3
4
5
6
7
8
9
10
Antenna
10
Off
16:9
1
Vivid
Medium
Off
Auto
Standard
Off
0
On
On
--
Off
On
Off
Normal
Off
Item
Condition
No
Remark
Input Mode
Volume Level
Mute
Aspect Ratio
SET ID
Picture PSM
Color Temp.
Advanced
Cinema
Black level
SoundSSM
AVL
Balance
TV Speaker
Time
Auto Clock
Manual Clock
Off Timer / On Timer
Sleep Timer / Auto Off
Option
SIMPLINK
Key Lock
ISM Method
Power Saving
Channel Memory Analog
Digital
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TROUBLE SHOOTING GUIDE
1. Power Board
1-1. The whole flowchart which it follows in voltage output state
Start check
Manufacture enterprise
meaning of a passage
1. Check the Power Off
condition.
Doesn't the
screen whole come
out?
Is it identical
with Power Off
condition?
Yes
Yes
No
No
No
No
No
2. Check the Interface
signal condition.
Is the Interface
signal operated?
Yes
3. Check the St-by 5V
signal circuit.
Doesn't the
low pressure output
come out?
Doesn't the
St-by 5V signal
come out?
Yes
Yes
No
4. Check the 5V Monitor
signal circuit.
Doesn't the
5V Monitor signal
come out?
Yes
7. Check the VSC Vs-ON
signal
Doesn't the
high tension output
come out?
Doesn't the
VSC signal Vs-ON
come out?
Yes
Yes
Does
high tension
output voltage Drop
occur?
When the
Y B/D Module
input connector is
removed, does output
voltage drop
occur?
When the
Y, Z B/D Module
input connector is remove,
does Power Board hightension
output voltage Drop
occur?
Yes
No
No
9. Check the Power
Board Output high
tension circuit
Yes
10. Check the Z B/D
Module output circuit
Yes
When the
Z B/D Module
input connector is
removed, does output
voltage Drop
occurs?
11. Check the Y B/D
Module output circuit
Yes
No
8. Check the Vs, Va
voltage output circuit.
Doesn't the
Vs, Va voltage output
come out?
Yes
No
No
5. Check the VSC RL-ON
signal.
Doesn't the
VSC signal RL-ON
come out?
Yes
6. Check the VSC low
pressure output
Doesn't the
VSC low pressure
output come out?
Yes
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1-2. Power Board Structure
(1) Pin Layout
(2) Pin Spec
CN1
P11
P12
AC INLET
PDP MODULE
AC
NC
AC
YH396-03P
Vs
Vs
NC
GND
GND
Va
Va
GND
M5V
M5V
YH396-10P
Vs
Vs
NC
GND
GND
Va
Va
GND
M5V
M5V
YH396-10P
1
2
3
4
5
6
7
8
9
10
Wafer P/N
NO
P21
SMW200-22C
VSC BOARD
1/2
3/4
5/6
7/8
9/10
11/12
13/14
15/16
17/18
19/20
21/22
Wafer P/N
16V
GND
12V
GND
5V
5V
GND
GND
5V_MNT
RL_ON
M5V_ON
16V
GND
12V
GND
5V
5V
GND
GND
AC_DET
VaVs_ON
GND
NO
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2. No Power
(1) Symptom
1) Doesn’t minute discharge at module.
2) Non does not come in into the front LED.
2) Non does not come in into the front LED.
(2) Check following
A Power cord is plugged with TV set?
Plug in power cord.
Yes
No
Is the AC-INLET connected with
the power board?
Connect the AC-INLET
Yes
No
Is the Fuse(F101,F801) on
Power Board normal?
Replace the Fuses.
Yes
No
Is the Power Board with
VSC Board though Cable connected?
Connect the Cable.
Yes
No
Measure output voltages(16V,12V,5V) on the power board.
If the measured values is not normal, replace power board.
If the measured values is not normal, replace power board.
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