Minolta Di551 Service Manual page 56

b. Output signals
(1) /S/H1 (ICB to LDB)
APC sampling signal for one line (for laser 1)
(2) /ENB1 (ICB to LDB)
Laser APC function ON/OFF control signal (for
laser 1)
Laser beam emission stops when it is OFF.
(3) /S/H2 (ICB to LDB)
APC sampling signal for one line (for laser 2)
(4) /ENB2 (ICB to LDB)
Laser APC function ON/OFF control signal (for
laser 2)
Laser beam emission stops when it is OFF.
(5) VIDEO1/VIDEO1 (ICB to LDB)
Image signal for laser 1
(6) VIDEO2/VIDEO2 (ICB to LDB)
Image signal for laser 2
(7) DACLK (ICB to LDB)
LDB (laser driver board) MPC value data trans-
mission clock signal
(8) DADI (ICB to LDB)
LDB (laser driver board) signal for MPC
(9) DALD (ICB to LDB)
LDB (laser driver board) MPC value memory
command signal
2-D-5
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