Y Out Level Adjustment 1; Y Out Level Adjustment 2 - Sony CCU-590 Maintenance Manual

4-3-5. Y OUT Level Adjustment 1

Adjustment category: A
Measuring instrument: Waveform monitor
Extended board: EN-156B board
Preparation:
. BARS button/RM or RCP → "ON"
. S701-4 (RGB-YCd)/EN-156B board → "ON (YCd)"
. S702-1 (G/Y-SYNC)/EN-156B board → "ON"
. S702-4 (SET UP)/EN-156B board → "ON" (UC) NTSC
. S702-4 (SET UP)/EN-156B board → "OFF" (CE) PAL
Measurement point:
Y/G OUT terminal/CCU rear
panel
Adjustment procedure:
EN-156B board
Adjustment
point
1RV106
Y level adjustment
[For NTSC]
A
4-6
Specification
A = 100 ±1 IRE (for NTSC)
A = 700 ±7 mV (for PAL)
[For PAL]
A

4-3-6. Y OUT Level Adjustment 2

Adjustment category: A
Preparation:
. S702-4 (SET UP)/EN-156B board → "ON"
Measurement point:
Y/G OUT terminal/CCU rear
panel
Adjustment procedure:
EN-156B board
Adjustment
point
Y level adjustment 1RV101
[For NTSC]
A
J
TP503
TP101
H
G
E2
F
E
D
C
TP301
TP502
TP501
B
A
1 2
EN-156B BOARD (SIDE A)
Specification
A = 100 ± 1 IRE (for NTSC)
A = 700 ± 7 mV (for PAL)
[For PAL]
A
CN902
TP504
RV501 RV502
S301
TP302
RV301
RV302
RV104 RV106 RV105
TP102 TP104 TP103
RV102 RV101 RV103
E3
TP303
TP304 TP305 TP306
RV303 RV304 RV305
E1
S707
S708
S709
S703 S701
S704 S702
S705 S706
3 4
CCU-590/P/V1(E)