Sharp Aquos LC 26D7U, Service Manual

Page: 37 / 214

37
LC-26D7U
LC-32D7U
LC-37D7U
7. Special features
* STANDBY CAUSE (Page 1/14)
Display of a cause (code) of the last standby
The cause of the last standby is recorded in EEPROM whenever possible.
Checking this code will be useful in finding a problem when you repair the troubled set.
* EEP SAVE (Page 14/14)
Storage of EEP adjustment value
* EEP RECOVER (Page 14/14)
Retrieval of EEP adjustment value from storage area
8. Video signal adjustment procedure
* Adjustment process mode menu is listed in section 5.
(1) Signal check
Signal generator level adjustment check (Adjustment to the specified level)
»
Composite signal : 0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
»
15K component signal : Y level : 0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
PB, PR level : 0.7Vp-p ± 0.02Vp-p
»
33K component signal : Y level : 0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
PB, PR level : 0.7Vp-p ± 0.02Vp-p
»
DVI-I (analog RGB) signal : RGB level : 0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
(2) Entering the adjustment process mode
Enter the adjustment process mode according to the steps described in section 3.
(3) N358 composite signal adjustment (Main, Sub and Tuner)
Adjustment item Adjustment conditions Adjustment procedure
1 Adjustment N358 signal
2 Auto adjustment Page 3/14
performance
Feed the PAL split field color bar signal (75% color saturation) to VIDEO 1
input.
Feed the RF signal (by use of US-10ch) to TUNER-A.
Bring the cursor on [
Ë
N358 ALL ADJ] and press [ENTER].
[
Ë
N358 ALL ADJ FINISH] appears when finished.
[Video input signal] [US-10CH]
↑
100% white
↑
100% white