Sharp LC-26D4U Service Manual page 25

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
(1) Signal check
Signal generator level adjustment check (Adjustment to the specified level)
» Composite signal
» 15K component signal
» 33K component signal
» DVI-I (analog RGB) signal :
(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
1 Adjustment
2 Auto adjustment Page 3/14
performance
* Adjustment process mode menu is listed in section 5.
:
: Y level
PB, PR level :
: Y level
PB, PR level :
RGB level :
Adjustment conditions
Feed the PAL split field color bar signal (75% color saturation) to VIDEO 1
N358 signal
input.
Feed the RF signal (by use of US-10ch) to TUNER-A.
Bring the cursor on [ËN358 ALL ADJ] and press [ENTER].
[ËN358 ALL ADJ FINISH] appears when finished.
0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
: 0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
0.7Vp-p ±0.02Vp-p
: 0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
0.7Vp-p ±0.02Vp-p
0.714Vp-p ± 0.02Vp-p (Pedestal to white level)
Adjustment procedure
[Video input signal]
↑100% white
25
LC-26D4U
LC-32D4U
LC-37D4U
[US-10CH]
↑100% white