(1)
CPU
This is an 8-bit CPU (OKI MSM65524) containing the AD converter and controls the whole
system.
(2)
General-purpose LSI
This LSI (MB87D113PFV) is provided in the printer engine control block and has
controller-engine video interface, LED interface, motor control, sensor input, video memory
control, main scanning color correction, skew correction, high-voltage power control, and
OST-EX2 functions.
(3)
EPROM
This EPROM (275C512-150) has a storage capacity of 512K bits and stores programs for
the PU block.
(4)
EEPROM
This EEPROM (NM93C66N-NW) has a storage capacity of 4K bits. It is mounted on the
board by means of IC socket and stores adjustment values.
(5)
Pulse motor drivers
These drivers (MTD2005F) drive eight pulse motors for moving up and down the image
drum (EP) and transferring medium.
(6)
Video memory
This SRAM received print data through video interface and stores it.
Copyright 1998, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business
Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)
Summary of Contents for OKIPAGE 8c
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Page 57: ...Page 26 Service Guide OKIPAGE 8c Chapter 3 Disassembly 3 2 Parts Layout ...
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Page 59: ...Figure 3 1 Covers ...
Page 60: ...Figure 3 2 Print Assemblies ...
Page 61: ...Figure 3 3 Base Assemblies ...
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Page 212: ...Page 100 Service Guide OKIPAGE 8c Chapter 7 Wiring Diagram 7 1 Resistance Check ...
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Page 217: ... 4 PCO PCB 5 PXF PCB ...
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