Toshiba e-studio281c - Polygonal Motor (M4)

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LASER OPTICAL UNIT
8 - 9
8.5 Polygonal Motor (M4)
1) Drive circuit of the polygonal motor (M4)
Fig. 8-9
2) Control signal
The polygonal motor (M4) is a DC motor which is PLL-controlled by clock signal. The signals from
LGC board controls the polygonal motor (M4).
Signal Level “L” Level “H” Remarks
POMON ON OFF Polygonal motor ON/OFF signal
POMCK - - Polygonal motor reference clock signal
POMPL Locked Unlocked Polygonal motor PLL signal
LGC board
Polygonal motor
POMON
+24V
+5.1V
POMCK
POMPL
Gate array
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