Intermec ColorCoder V4 Service Manual page 20

2.1 Basic Operation, cont'd.
2.1:B Outline of Electrical Circuit,
cont'd.
Control panel
Parallel
interface
Option
connector
Roll holder PCB
Roll
motor
Intermec ColorCoder V4 – Service Manual Ed. 1
The feeder unit is provided with a motor and four paper detection
sensors, and the pump unit is provided with a pump motor, solenoid,
and three electromagnetic clutches.
The power supply consists of +12 V, +5 V, –12 V, and +24 V
systems, and the power is supplied to the BJ head, motors, and
solenoids in addition to each PCB.
Formatter PCB
Q1
Micro
computer
Q2
ROM
J102
Image
processing
unit
Q11
DRAM
Q39
Q40
CG-ROM
Q41
Memory
J109
card holder
J104
Gate
Array
Power control Circuit
Power switch
Chapter 2
Engine 1 PCB
Q301
Micro
computer
with ROM
Q302
RAM
Gate
Array
Feeder
motor
Motor
driver
Pump
motor
Array
Counter
PCB
Counter
DC power supply unit
Control voltage circuit
Figure 2-2
Operation and Timing
Engine 2 PCB
BJ head
(Black)
Head
control
Gate
BJ head
(Cyan)
BJ head
PHS
(Magenta)
control unit
BJ head
(Yellow)
Fan
motor
Head
motor
Motor
driver
Cap
motor
19