Ricoh fax180 User Manual

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

Ricoh fax180 Specifications

General

Brand	Ricoh
Model	fax180
Category	Fax Machine
Language	English