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August 7th, 1995
1.6. POWER DISTRIBUTION
1.6.1. Distribution Diagram
AC Power
+24V
AC/DC
Converter
PSU
+5V
Thermal Head
The PSU supplies +24V dc power to the FCU. The FCU converts the +24V
dc power supply to the following supplies.
+5V
This is normally on when the main switch is on.
This supplies the system RAM on the FCU to back up the programmed data, if
+5VBAT
the power is switched off. A lithium battery is used to generate +5VBAT.
This is a more stable power supply than +5V. It is used for the image sensor.
+5VCIS
This is used for the image sensor.
-5V
FCU
+24V
DC/DC Converter
+5BAT
+5V
Paper Size
SN
OP
NCU
Panel
1-13
OVERALL MACHINE INFORMATION
POWER DISTRIBUTION
Cutter
+5V
+5V
+5V
+5V
-5V
+5V
+5V
+5V
+5VCIS
+24V
CIS
Tx Motor
Scan Line
SN
Document
SN
B4 width
SN
JAM
SN
Speaker
Rx Motor
H068V501.wmf
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