Logical Control Of The Printer - Printronix P5000 Maintenance Manual

Logical Control Of The Printer

The printer comprises four functional elements: the control panel, the
controller board, the power supply board, and the print mechanism.
(Figure 54.)
AC
Input
ON/OFF
Circuit
SWITCH
Breaker
Line 1
Line 2 / Neutral
CHASSIS
GND
Card Cage
CMX
Fan
Controller
Board
Platen
Motor
Paper Motion
Detector
Paper Out
Detector
Left Ribbon
Guide
Left Ribbon
Motor
Print
Mechanism
AC
POWER
Power
Supply
Board
Flex Circuits:
Shuttle
Assy
Terminator Board
Shuttle Motor
Hammer Bank Board
Shuttle Assembly
Hammer Bank
Fan
Figure 54. Functional Elements of the Printer
Ribbon Transport System
Control
J201
EIA-232-E
Serial I/O
J6
J111
+5 V Remote
Power
MPU
Panel
J203
Parallel
I/O
Shield
GND
Cabinet
Exhaust
Fan
(Cabinet Models
only)
Paper Feed
Motor
Platen Open
Switch
Right Ribbon
Guide
Right Ribbon
Motor
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