Aiwa TV-SA2055 Service Manual page 14

Menu screen adjustment:
• Operate after inputting the following initial figures when replacing EEP ROM.
These initial figures are only for reference purposes and meant for rough adjustment.
• Check the condition and adjust the area where the general repair is carried out.
TV-A2115
PAGE 1
1. H POS
2. V POS
–––––
4. OSD H
5. PIF VCO
6. RF AGC
PAGE 2
1. R CUT OFF
2. G CUT OFF
3. B CUT OFF
4. G DRV GAIN
5. B DRV GAIN
6. BRIGHT
PAGE 3
1. SECAM B-Y
2. SECAM R-Y
3. RGB CONT
4. H SIZE
5. V SIZE
6. TINT
PAGE 1
1-1. H POS Horizontal Positioning Adjustment
PAL
Adjustment Menu No. 14 (Page 1-1)
Input signal : Crosshatch
Measuring instrument : Pattern generator / PAL
• Use the volume keys on the jig remote controller to adjust the dot mark in the centre of
crosshatch screen to the exact centering position by allocating an equal number of squares
on the left and right side of the dot. A=B (Fig. 1-1)
NTSC
Adjustment Menu No. 87
Input signal : Crosshatch
Measuring instrument : Pattern generator / NTSC
• Using the "CHANNEL" key, scroll through the adjustment menu and select No.87.
To adjust, follow the same procedure as PAL.
1-2. V POS Vertical Positioning Adjustment
PAL
Adjustment Menu No.15 (Page 1-2)
Input signal : Crosshatch
Measuring instrument : Pattern generator / PAL
• Using the volume keys on the jig remote controller, adjust the dot mark to the
exact vertical centre position in the crosshatch screen. (Fig. 1-2)
* In case of being unable to adjust by the above mentioned procedure, adjust
S501.
NTSC
Adjustment Menu No. 86
Input signal : Crosshatch
Measuring instrument : Pattern generator / NTSC
• Use the "CHANNEL" key to scroll through the adjustment menu and select
No. 86. To adjust, follow the same procedure as PAL.
* Do not adjust S501 for NTSC.
Initial Figures PAL (NTSC)
0B
03
––
15
80
3F
7F
7F
7F
40
40
40
08
08
00
00
20
3F
Fig. 1
Sample Indication for Adjustment Menu No.
Each adjustment should be carried out after checking the
adjustment menu no. (Refer to the above Fig.)
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