Panasonic AJ-D610WBp, Руководство по обслуживанию

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ELE-7
2-9. RGB SH Level Adjustment
BOARD PRE AMP, PRE PROCESS
TP
TP102 [R] (PRE PROCESS)
TP302 [G] (PRE PROCESS)
TP502 [B] (PRE PROCESS)
TP3206[HD] (SYNC) for Trigger
ADJUST
VR102 [R LVL] (PER AMP)
VR202 [G LVL] (PER AMP)
VR302 [B LVL] (PER AMP)
F NUMBER F11+1/2
CHART Gray Scale (2000 +/- 50 Lux)
M. EQ. Oscilloscope
SPEC.
A=666+/-10mVp-p
DC =2.0+/-0.05V
(SH : Sampling and Hold)
1. Lens setting:
EXT : OFF, RATIO : OFF
2. Input the following command by EVR.
[CMD][1E],[DATA][27],[ADR][00]
(GAIN:0dB, KNEE:OFF, TEST PULSE:OFF)
3. Turn the IRIS from open side to close side and set
at F11 +1/2 position.
4. Adjust VR102 so that the Level A at TP102 is in
the Specification.
Then confirm the DC Level is in the Specification.
5. Adjust VR202 so that the Level A at TP302 is in
the Specification.
Then confirm the DC Level is in the Specification.
6. Adjust VR302 so that the Level A at TP502 is in
the Specification.
Then confirm the DC Level is in the Specification.
NOTE:
1. Set oscilloscope range to 100mV/div.
2. Level A is defined to window portion as shown
below.
2-10. RGB SH DC Adjustment
BOARD PRE AMP
TP TP103 [R-SH]
TP203 [G-SH]
TP303 [B-SH]
ADJUST VR102 [R DC]
VR202 [G DC]
VR302 [B DC]
F NUMBER F11+1/2
CHART Gray Scale (2000 +/- 50 Lux)
M. EQ. Oscilloscope
SPEC. A=150+/-10mVDC
(SH : Sampling and Hold)
1. Adjust VR102 so that the Level A (OB: Optical
Black) at TP103 is in the Specification.
2. Adjust VR202 so that the Level A (OB: Optical
Black) at TP203 is in the Specification.
3. Adjust VR302 so that the Level A (OB: Optical
Black) at TP303 is in the Specification.
OB
A
DC
W indow Portion