Aiwa TV-C1421, Руководство по обслуживанию

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[TV / Measuring device setting] V POS 50 simple adjustment
Adjustment menu number
MENU1-2
Input signal PAL CONVERGENCE
SPEC CRT center and the center of cross hatch are matched.
MODE VIDEO
1. Input CONVERGENCE signal with a pattern generator.
2. Use the or - key on the remote controller to adjust and match the
dot mark appearing in the center of the cross hatch screen and the CRT center
mark. (Fig. 1-4)
1-3. V SIZE 50 Adjustment of PAL vertical size
[TV / Measuring device setting]
Adjustment menu number
MENU1-3
Input signal PAL mono-scope
SPEC Vertical scale: 3.5 to 4.5 (90% to 94%)
MODE VIDEO
1. Input LION mark signal with a mono-scope.
2. Use the or - key on the remote controller to adjust the upper and
lower scales within the range specified in SPEC. (Fig. 1-5)
[TV / Measuring device setting] V SIZE 50 simple adjustment
Adjustment menu number
MENU1-3
Input signal PAL CONVERGENCE
SPEC The number of boxes: 13 to 13.25
MODE VIDEO
1. Input CONVERGENCE signal with a pattern generator.
2. Use the or - key on the remote controller to adjust the number of
upper and lower boxes within the range specified in SPEC. (Fig. 1-6)
1-4. V LINEA 50 Adjustment of PAL vertical linearity
[TV / Measuring device setting]
Adjustment menu number
MENU1-4
Input signal PAL mono-scope
SPEC True circle
MODE VIDEO
1. Input LION mark signal with a mono-scope.
2. Use the or - key on the remote controller to adjust each of the six
circles to draw a true circle. (Fig. 1-7)
Note: After adjustment, check V POS 50 (PAGE 1-2) and V SIZE 50 (PAGE 1-3).
Adjust irregularity if found.
Fig.1-4 PAL CONVERGENCE
Fig.1-5 PAL MONO-SCOPE
Fig.1-6 PAL CONVERGENCE
Fig.1-7 PAL MONO-SCOPE
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