Sharp LC-60XF3DT, Service Manual

Page: 17 / 32

LC-60XF3DT
3 – 8
10. Video signal adjustment procedure
The adjustment process mode menu is listed in Section 5.
Signal generator level adjustment check (Adjustment to the specified level)
10.1. Entering the adjustment process mode
Enter the adjustment process mode according to Section 3.
10.2. TUNER adjustment
10.3. NTSC signal 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 (50 Hz) : Y level : 0.7Vp-p
±
0.02Vp-p (Pedestal to white level)
: PB, PR level : 0.7Vp-p
±
0.02Vp-p
Adjustment point Adjustment conditions Adjustment procedure
1 Setting [Signal]
NTSC split field colour Bar
RF signal UV
[Terminal]
TUNER
• Feed the NTSC Split Field colour bar signal to TUNER.
• Make sure the NTSC colour bar pattern has the sync level of 7:3 with the
picture level.
[US-10CH]
2 Auto adjustment
performance Adjustment process
[TUNER ADJ]
page 3/21 Bring the cursor on [TUNER ADJ] and press [ENTER].
[TUNER ADJ OK] appears when finished.
Adjustment point Adjustment conditions Adjustment procedure
1 Setting [Signal]
N358
Full field colour Bar Signal
[Terminal]
INPUT2 video input
• Feed the NTSC full field colour bar signal (75% colour saturation) to
INPUT2 video input.
[VIDEO input signal]
2 Auto adjustment
performance Adjustment process
[N358 ADJ]
page 3/21 Bring the cursor on [N358 ADJ] and press [ENTER].
[N358 ADJ OK] appears when finished.
100% white
100% white Black