Aiwa TV-SA2055 Service Manual page 17

PAGE 3
3-1. SECAM B - Y SECAM Video, Chroma Adjustment
Adjustment Menu No. 25 (Page 3-1)
Input signal : Black signal
Measuring instrument : Oscilloscope
Measuring instrument :
Test point : CNA3013PIN
1. Connect oscilloscope to the test point.
2. Use the volume keys of the jig remote controller and adjust the
pedestal & blank levels to be linear as shown in the Fig. 3-1.
3-2. SECAM R - Y SECAM Video, Chroma Adjustment
Adjustment Menu No. 26 (Page 3-2)
Input signal : Black signal
Measuring instrument : Oscilloscope
Measuring instrument :
Test point : CNA3011PIN
1. Connect oscilloscope to the test point.
2. Use the volume keys of the jig remote controller and adjust the
pedestal & blank levels to be linear as shown in the Fig. 3-2.
3-3. RGB CONT Sub-Contrast Adjustment
Adjustment Menu No. 27 (Page 3-3)
This model does not support this function.
Set the data value to "00". (Fig. 3-3)
3-4. H SIZE Horizontal Size Adjustment
Adjustment Menu No. 28 (Page 3-4)
This model does not support this function.
Set the date value to "00". (Fig. 3-4)
Pattern generator / SECAM
Pattern generator / SECAM
NG
Pedestal Level
OK
NG
NG
– 17 –
Blank Level
Fig. 3-2