Read LG 47LM7600 (CHASSIS:LC22E) Service Manual online
No
Item
Min
Typ
Max
Unit
Remark
9
10
12
W
1.
Audio practical max
Output, L/R
(Distortion=10%
max Output)
(Distortion=10%
max Output)
8.10
10.8
Vrms
EQ Off
AVL Off
Clear Voice Off
2. Speaker (8Ω
Impedance)
10
12
W
EQ On
AVL On
Clear Voice On
1. Set TV in Adj. mode using POWER ON.
2. Connect cable between satellite ANT and test JIG.
4. Press Yellow Key (ETC+SWAP) in Adj Remocon to make LNB on.
5. check LED light ‘ON’ at 18V menu.
6. check LED light ‘ON’ at 22KHz tone menu.
7. Press Blue Key (ETC+PIP INPUT) in Adj Remocon to make LNB off.
8. check LED light ‘OFF’ at 18V menu.
9. check LED light ‘OFF’ at 22KHz tone menu.
Test result
1. After press LNB On key, ‘18V LED’ and ‘22KHz tone LED’ should be
ON.
2. After press LNB OFF key, ‘18V LED’ and ‘22KHz tone LED’ should
be OFF.
5.11 Option selection per country
5.11.1 Overview
▪ Option selection is only done for models in Non-EU
5.11.2 Method
1) Press ADJ key on the Adj. R/C, then select Country Group Meun
2) Depending on destination, select Country Group Code 04 or
Country Group EU then on the lower Country option, select US, CA,
6.0 Tool Option selection
▪
Method: Press Adj. key on the Adj. R/C, then select Tool option.
6.1 Ship-out mode check (In-stop)
▪ After final inspection, press In-Stop key of the Adj. R/C and check
that the unit goes to Stand-by mode.
6.2.1 Method
- Check that Power Cord is fully inserted to the SET.
(If loose, re-insert)
- Unit fully inserted Power cord, Antenna cable and A/V arrive to
the auto-check process.
- Connect D-terminal to AV JACK TESTER
- Auto CONTROLLER(GWS103-4) ON
- Perform GND TEST
- If NG, Buzzer will sound to inform the operator.
- If OK, changeover to I/P check automatically.
(Remove CORD, A/V form AV JACK BOX)
- Perform I/P test
- If NG, Buzzer will sound to inform the operator.
- If OK, Good lamp will lit up and the stopper will allow the pallet to
move on to next process.
Measurement condition:
1. RF input: Mono, 1KHz sine wave signal, 100% Modulation
2. CVBS, Component: 1KHz sine wave signal 0.5Vrms
3. RGB PC: 1KHz sine wave signal 0.7Vrms.
3. RGB PC: 1KHz sine wave signal 0.7Vrms.
8.1 SET Factoring Condition
No
1
6.2.2 Checkpoint
▪ TEST voltage
- GND: 1.5KV/min at 100mA
- SIGNAL: 3KV/min at 100mA
▪ TEST time: 1 second
▪ TEST POINT
- GND TEST = POWER CORD GND & SIGNAL CABLE METAL GND
▪ LEAKAGE CURRENT: At 0.5mArms.
7. Audio
No.
Item
Condition
Remark
1. Power
Off
2. Volume Level
10
3. Main Picture Input
DTV
DTV&ATV
4. Main Last Channel
N.A.
5. Mute
Off
6. ARC
16:9(DTV)
Energy Saving
Auto
3D Settings
Standard
Backlight
Energy Saving
Contrast
100
Brightness
50
Sharpness
25
Colour
60
Tint
0
7. PICTURE
Picture Mode
Colour Temp
0
- 14-
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