14
BL-C111A /BL-C131A
4.1.7. PAN Control Block
A pan motor operates, when CPU (IC101) on a Main Board controls the Motor Driver IC (IC402) on the same board.
A Constant Voltage Bipolar Drive System is employed. The Voltage of Motor Power (VM) is 3.3V. ø15 Stepping Motors are
employed.
4.1.8. TILT Motor Control Block
A Tilt motor operates, when CPU (IC101) on a main board controls the motor driver IC (IC402) on the same board.
A Constant Voltage Bipolar Drive System is employed. The Voltage of Motor Power (VM) is 3.3V.
ø15 Stepping Motors are
employed.
4.1.9. LED Control Block
LED is controlled by CPU which is mounted on Main Board. Control data is input into LED Control Circuit which is mounted on
Sub Board. (Three color LED is employed.)
LED_R LED_G Color of LED
LLOFF
L H Green
HLRed
H H Orange
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