Read Sharp LC-32LE700E (serv.man7) Service Manual online
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
5 – 13
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)
9.1. Entering the adjustment process mode
Enter the adjustment process mode according to Section 2.
9.2. PAL signal adjustment
• ATTENTION: Please execute (4) TUNER adjustment afterwards if you adjust PAL signal of (2) after all adjustments are completed.
9.3. Tuner adjustment
•Composite signal PAL/SECAM
: 0.7Vp-p
± 0.02Vp-p (Pedestal to white level)
•RGB signal
: 0.7Vp-p
± 0.02Vp-p
•15K component signal (50 Hz)
: Y level
: 0.7Vp-p
± 0.02Vp-p (Pedestal to white level)
: PB/PR level
: 0.7Vp-p
± 0.02Vp-p
•33K component signal (30 Hz)
: Y level
: 0.7Vp-p
± 0.02Vp-p (Pedestal to white level)
: PB/PR level
: 0.7Vp-p
± 0.02Vp-p
•Analog RGB signal
: RGB level
: 0.7Vp-p
± 0.02Vp-p
Adjustment point
Adjustment conditions
Adjustment procedure
1
Setting
[Signal]
PAL
Full field colour bar com-
posite signal
PAL
Full field colour bar com-
posite signal
[Terminal]
EXT1 SCART IN
EXT1 SCART IN
• Feed the PAL full field colour bar signal (75% colour saturation) to EXT1
SCART IN.
2
Auto adjustment perfor-
mance
mance
Adjustment process
[PAL ADJ]
page 4/17
[PAL ADJ]
page 4/17
Bring the cursor on [PAL ADJ] and press [OK].
[PAL ADJ OK] appears when finished.
[PAL ADJ OK] appears when finished.
Adjustment point
Adjustment conditions
Adjustment procedure
1
Setting
[Signal]
PAL
PAL sprit field colour Bar
RF signal UV
PAL
PAL sprit field colour Bar
RF signal UV
[Terminal]
TUNER
TUNER
• 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
• Make sure the PAL colour bar pattern has the sync level of 7:3 with the picture
level.
Signal level: 55 dB
µ V ± 1dB (75Ω LOAD)
2
Auto adjustment perfor-
mance
mance
Adjustment process
[TUNER ADJ]
page 3/17
[TUNER ADJ]
page 3/17
Bring the cursor on [TUNER ADJ] and press [OK].
[TUNER ADJ OK] appears when finished.
[TUNER ADJ OK] appears when finished.
100% white
Black
[VIDEO input signal]
[E-12CH]
100% white
Click on the first or last page to see other LC-32LE700E (serv.man7) service manuals if exist.