Read Sharp LC-37GE1E (serv.man6) Service Manual online
LC-37GE1E
6 – 9
6. Special features
* ERROR STANDBY CAUSE (Page 1/13)
The total time when the unit enters the standby due to operational error and cause of error are recorded on EEPROM as much as possible.
The values can be used to locate the fault for repair.
* EEP CLEAR (Page10/13)
Clear of process adjustment EEP value.
7. Video signal adjustment procedure
* The adjustment process mode menu is listed in Section 5.
1. Entering the adjustment process mode
Enter the adjustment process mode according to Section 3.
2. RF AGC adjustment
3. Tuner adjustment
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
PAL
Split Field Colour Bar
RF signal UV
PAL
Split Field Colour Bar
RF signal UV
[Terminal]
TUNER
TUNER
•Feed the PAL Split Field colour bar signal (E-12ch) to TUNER.
Signal level: 65 dB
Signal level: 65 dB
μ V ±1dB (75Ω LOAD)
2
Auto adjustment
performance
performance
Adjustment process
page3
page3
Bring the cursor on [
RF-AGC BG ADJ] and press [OK]
[
RF-AGC BG ADJ OK] appears when finished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
PAL
Split Field Color Bar
RF signal
PAL
Split Field Color Bar
RF signal
[Terminal]
TUNER
TUNER
•Feed the RF signal (PAL colour bar) to TUNER
•Make sure the PAL colour bar pattern (E-12) has the sync level of 7.3 with the picture
level.
•Make sure the PAL colour bar pattern (E-12) has the sync level of 7.3 with the picture
level.
2
Auto adjustment
performance
performance
Adjustment process
page3
page3
Bring the cursor on [
TUNER ADJ] and press [OK]
[
TUNER ADJ OK] appears when finished.
[E-12CH]
χ
100% white
[E-12CH]
χ
100% white
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