20-21
20.3 Block Diagrams
20
20.3.4
Printer/Processor Electrical Equipment Block Diagram
+5V
+5V
Densitometer
Heater
GIE23
Circuit
Board
GPR23
Circuit
Board
5V
GEP23
Circuit
Board
5V
±
12V from PS
+5V, +3.3V
GMC23 Circuit Board
+12V,+5V,+3.3V
ATX Power Supply
24V
→
12V
5V
3.3V
+24V
Main DC Power Supply (PS)
200/220/230/240V AC Input
from Electrical Section
200/220/230/240V AC Input
from Electrical Section
*1 +5V supplied to JND/JNE is only relayed and not consumed by the circuit board.
*2 +24V supplied to JNF is only relayed and not consumed by the circuit board.
PAC23
Circuit
Board
+24V
DC Pump
Dryer Fan
5V
→
3.3V
PDB23
Circuit Board
IL+24V, IL+12V, +24V,
±
12V, 8V
+5V
Operation
Panel
+5V
5V
→
3.3V
CTL23 Circuit Board
IL+12V
→
IL+8V
±
12V
→±
5V
LDD23 Circuit Board
+24V
Laser Optical Unit
AOM
Driver
+24V
±
12V
AOM
Driver
+24V
±
12V
+24V,
±
12V,
+8V,
±
5V,
IL+12V, IL+8V,
IL+24V
Sensors
Sensors
Back
Printer
Head
+5V
*1
+5V
*1
+24V
*2
JND23 Circuit Board
JNE23 Circuit Board
JNF23 Circuit Board
A
→
B :
B
is generated from A
IL :
Interlock
Motors
Motors
IL+24V,
+24V, 12V
IL+24V,
+24V, 12V
PDA23
Circuit Board
24V
→
12V
5V
→
3.3V
: Digital System
: Analog System
: Power System
+24V
+24V
AC200/220/230/240V
+5V
from CTL23
Circuit Board
IL+24V,
+24V
IL+24V,
+24V
+5V
+5V