3-19 (E)
HDCU-900 MM
3-5-4. GRB Output Level Adjustment
Measure : SD waveform monitor
Preparation
Board extension : VDA-57 board (rear side)
Adjustment Procedure
1.
G signal level adjustment-1
Measuring point : TP205 (D-8)/IF-789A/789P
Adjusting point :
1
RV216 (D-7)/IF-789A/789P
Specifications :
A = 1000
±
5 mV p-p
(terminated at 75
Z
) (100% color bar)
2.
G signal level adjustment-2
Measuring point : Y/G OUTPUT connector/VDA-57
Adjusting point :
1
RV64 (H-5)/VDA-57
Specifications :
B = 700
±
5 mV
(terminated at 75
Z
)
3.
R signal level adjustment-1
Measuring point : TP207 (D-7)/IF-789A/789P
Adjusting point :
1
RV215 (D-7)/IF-789A/789P
Specifications :
C = 1000
±
5 mV p-p
(100% color bar)
4.
R signal level adjustment-2
Measuring point : R-Y/R OUTPUT connector/VDA-57
Adjusting point :
1
RV65 (K-5)/VDA-57
Specifications :
D = 700
±
5 mV p-p
(terminated at 75
Z
)
5.
B signal level adjustment-1
Measuring point : TP206 (D-8)/IF-789A/789P
Adjusting point :
1
RV214 (D-8)/IF-789A/789P
Specifications :
E = 1000
±
5 mV p-p
(100% color bar)
6.
B signal level adjustment-2
Measuring point : B-Y/B OUTPUT connector/VDA-57
Adjusting point :
1
RV66 (J-5)/VDA-57
Specifications :
F = 700
±
5 mV p-p
(terminated at 75
Z
)
C, D
E, F
3-5. SD Signal System Adjustment (HKCU-901)
A
B
