Read Sharp LC-32GD9EK (serv.man8) Service Manual online
18
LC-26GA5E
LC-32GA5E
LC-32GD9E
LC-37GD9E
18
LC-26GA5E
LC-32GA5E
LC-32GA8/LC-32BV8
LC-37GA8/LC-37BV8
5.5. PAL Signal & Tuner Adjustment
5.4. RF AGC Adjustment (SMPTE RF SIGNAL- Alternative Method)
Adjustment Point
Adjustment conditions
Adjustment procedure
1
Setting
[Signal]
PAL
SMPTE Field Color Bar
RF signal
[Terminal]
TUNER
• Feed the PAL SMPTE color bar signal (E-12ch) to TUNER.
Signal level: 50 ±1dB µV (75Ω LOAD)
2
Auto adjustment
performance
Adjustment process page 6.
Bring the cursor on [▪RF AGC ADJ] and press [OK].
[▪RF AGC ADJ OK] appears when finished.
↑ 100% white
Adjustment Point
Adjustment conditions
Adjustment procedure
1
Setting
[Signal]
PAL
FULL Field Color Bar
Composite or RF signal
[Terminal]
EXT3 VIDEO IN
TUNER
• Feed the PAL full field color bar signal (75% color saturation) to
EXT3 VIDEO IN.
• Feed the RF signal PAL color bar (E-12) to TUNER.
• Make sure the PAL color bar pattern (E-12) has the sync level of 7:3
with the picture level.
2
Auto adjustment
performance
Adjustment process page 3.
Bring the cursor on [▪PAL +TUNER ADJ] and press [OK].
[▪PAL+ TUNER ADJ OK] appears when finished.
↑ 100% white
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↑ 100% white
5.6. PAL Signal & Tuner Adjustment (SMPTE RF SIGNAL-Alternative Method)
Adjustment Point
Adjustment conditions
Adjustment procedure
1
Setting
[Signal]
PAL
FULL Field Color Bar
Composite or
RF SMPTE
signal
[Terminal]
EXT3 VIDEO IN
TUNER
• Feed the PAL full field color bar signal (75% color saturation) to
EXT3 VIDEO IN.
• Feed the RF signal SMPTE color bar (E-12) to TUNER.
• Make sure the SMPTE color bar pattern (E-12) has the sync level of
7:3 with the picture level.
2
Auto adjustment
performance
Adjustment process page 6.
Bring the cursor on [▪PAL +TUNER ADJ] and press [OK].
[▪PAL+ TUNER ADJ OK] appears when finished.
↑ 100% white
↑ 100% white
[EXT 3]
[TUNER]
[EXT 3]
[TUNER]
[TUNER]
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