
o) Regulator IC (IC439)
The regulator IC generates the RTC driving power supply (1.8 V) in the CPU.
p) D/A converter (IC420)
This converter is used to set the driving current of the feed motor.
q) Reset IC (IC442)
The reset IC initializes the engine controller based on the control signals from the
system controller.
r) Lithium battery (BAT1)
The lithium battery is connected to the RTC in the CPU. The battery can performs
backups for approximately four weeks with the AC power unconnected.
4-47
W6200
Part 4: Technical Reference
Содержание imagePROGRAF W6200
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