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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 : 1RV216 (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 : 1RV64 (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 : 1RV215 (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 : 1RV65 (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 : 1RV214 (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 : 1RV66 (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