Sharp LC-40LE820E Service Manual page 53

11.3. TUNER adjustment
Adjustment point
1 Setting
2 Auto adjustment
performance
11.4. SECAM adjustment
Adjustment point
1 Setting
2 Auto adjustment
performance
11.5. ADC adjustment (Component 15K)
Adjustment point
1 Setting
2 Auto adjustment
performance
Adjustment conditions
[Signal]
PAL split field colour Bar
RF signal UV
[Terminal]
TUNER
Adjustment process
[TUNER ADJ]
page 3/21
Adjustment conditions
[Signal]
SECAM
Full field colour Bar Signal
[Terminal]
EXT1 SCART IN
Adjustment process
[SECAM ADJ]
page 4/21
Adjustment conditions
[Signal]
COMP15K, 50Hz
100% Full field colour bar Signal
[Terminal]
EXT3 COMPONENT IN
Adjustment process
[COMP15k ALL ADJ]
page 6/21
Adjustment procedure
• Feed the PAL Split Field colour bar signal (E-12ch) to TUNER.
• Make sure the PAL colour bar pattern has the sync level of 7:3 with the
picture level.
Signal level: 55 dB µV ± 1dB (75Ω LOAD)
Bring the cursor on [TUNER ADJ] and press [OK].
[TUNER ADJ OK] appears when finished.
Adjustment procedure
• Feed the SECAM full field colour bar signal (75% colour saturation) to
EXT1 SCART IN.
[VIDEO input signal]
100% white
Bring the cursor on [SECAM ADJ] and press [OK].
[SECAM ADJ OK] appears when finished.
Adjustment procedure
• Feed the COMPONENT 15K 100% full field colour bar signal (100%
colour saturation) to EXT3 COMPONENT IN.
100% white
Bring the cursor on [COMP15k ALL ADJ] and press [OK] [COMP15k ALL
ADJ] [OK] appears when finished.
6 – 15
LC-40/46/52LE820E (1st Edition)
[E-12CH]
100% white
Black
Black