26LD340H (CHASSIS:LA06F) - LG TV Service Manual (repair manual). Page 14

- 14 -

- 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.

• TEST voltage

- GND: 1.5KV/min at 100mA
- SIGNAL: 3KV/min at 100mA

• TEST time: 1 second
• TEST POINT

• LEAKAGE CURRENT: At 0.5mArms

Measurement condition: 
1. RF input : Mono, 1KHz sine wave signal, 100% Modulation 
2. CVBS, Component : 1KHz sine wave signal 0.4Vrms 
3. RGB PC : 1KHz sine wave signal 0.7Vrms

No Item  Min 

Typ 

Max 

Unit 

Remark

1. Audio practical max

9.0 10.0 

12.0  W 

Measurement

32/37/42LD320H-UA

Output, L/R 

8.5

8.9

9.8

Vrms

condition

(Distortion=10%  

6.3

7.0

8.4 

W

EQ Off 

26LD320H-UA

max Output) 

7.09

7.48

8.19

Vrms

AVL Off 

Clear Voice Off

2. Speaker (8

Ω

10.0 15.0

W 

Measurement

32/37/42LD320H-UA

Impedance) 5.0

15.0

W

condition

26LD320H-UA

EQ Off 

AVL Off

Clear Voice Off