Adjustment Procedure - Sharp LC-32LE700E Service Manual

LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
9. Video signal adjustment procedure
The adjustment process mode menu is listed in Section 5.
Signal generator level adjustment check (Adjustment to the specified level)
•Composite signal PAL/SECAM
•RGB signal
•15K component signal (50 Hz)
•33K component signal (30 Hz)
•Analog RGB signal
9.1. Entering the adjustment process mode
Enter the adjustment process mode according to Section 2.
9.2. PAL signal adjustment
Adjustment point
1 Setting
2 Auto adjustment perfor-
mance
• ATTENTION: Please execute (4) TUNER adjustment afterwards if you adjust PAL signal of (2) after all adjustments are completed.
9.3. Tuner adjustment
Adjustment point
1 Setting
2 Auto adjustment perfor-
mance
: 0.7Vp-p ± 0.02Vp-p (Pedestal to white level)
: 0.7Vp-p ± 0.02Vp-p
: Y level : 0.7Vp-p± 0.02Vp-p (Pedestal to white level)
: 0.7Vp-p ± 0.02Vp-p
: PB/PR level
: 0.7Vp-p ± 0.02Vp-p (Pedestal to white level)
: Y level
: 0.7Vp-p ± 0.02Vp-p
: PB/PR level
: 0.7Vp-p ± 0.02Vp-p
: RGB level
Adjustment conditions
[Signal] •
PAL
Full field colour bar com-
posite signal
[Terminal]
EXT1 SCART IN
Adjustment process Bring the cursor on [PAL ADJ] and press [OK].
[PAL ADJ] [PAL ADJ OK] appears when finished.
page 4/17
Adjustment conditions
[Signal] •
PAL •
PAL sprit field colour Bar
Signal level: 55 dB µ V ± 1dB (75Ω LOAD)
RF signal UV
[Terminal]
TUNER
Adjustment process Bring the cursor on [TUNER ADJ] and press [OK].
[TUNER ADJ] [TUNER ADJ OK] appears when finished.
page 3/17

Adjustment procedure

Feed the PAL full field colour bar signal (75% colour saturation) to EXT1
SCART IN.
[VIDEO input signal]
100% white
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.
5 – 13
Black
[E-12CH]
100% white