5-87
B
A
WIDE mode
NORMAL mode
V
2.
Black Limit Adjustment (PD-125 Board)
Mode
E-E
Signal
Arbitrary
Measurement Point
Pin
2
of CN505 on FR-157 board
(PSIG)
Measuring Instrument
Oscilloscope
Adjustment Page
E
Adjustment Address
82 (WIDE mode), 87 (NORMAL
mode)
Specified Value
WIDE mode: A = 8.00 ± 0.05 Vp-p
NORMAL mode: B = 5.00 ± 0.05
Vp-p
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 9, address: 0F, set data: 01, and press the PAUSE
button.
3) Check that the LCD screen change to wide mode.
4) Select page: E, address: 82, change the data and adjust PSIG
signal (A) to the specified value.
5) Press the PAUSE button of the adjustment remote commander.
6) Select page: 9, address: 0F, set data: 00, and press the PAUSE
button.
7) Check that the LCD screen change to normal mode.
8) Select page: E, address: 87, change the data and adjust PSIG
signal (B) to the specified value.
9) Press the PAUSE button of the adjustment remote commander.
10) Select page: 0, address: 01, and set data: 00.
Fig. 5-3-50
A
2H
Black level
Black level
3.
Bright Adjustment (PD-125 Board)
Mode
E-E
Signal
Arbitrary
Measurement Point
Pin
5
of CN505 on FR-157 board
(VG)
Measuring Instrument
Oscilloscope
Adjustment Page
E
Adjustment Address
8A
Specified Value
A = 5.75 ± 0.05 Vp-p
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 0C, set data: 60, and press the PAUSE
button of the adjustment remote commander.
3) Select page: 3, address: 22, set data: 08, and press the PAUSE
button.
4) Select page: E, address: 8A, change the data and adjust the
voltage (A) between the reversed waveform black level and
non-reversed waveform black level to the specified value.
5) Press the PAUSE button of the adjustment remote commander.
6) Select page: 3, address: 22, set data: 00, and press the PAUSE
button.
7) Select page: 3, address: 0C, set data: 00, and press the PAUSE
button.
8) Select page: 0, address: 01, and set data: 00.
Fig. 5-3-51
