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4-2.
Mechanical Exploded Diagrams.......................................................................................46
4-2-1.
4-2-2.
4-2-3.
4-2-4.
4-2-5.
4-2-6.
4-2-7.
4-3.
Parts Layout.....................................................................................................................53
4-3-1.
4-3-2.
4-3-3.
5.
CIRCUIT DIAGRAMS.............................................................................56
5-1.
Main Control Board (Common Section around CPU).......................................................56
5-2.
Main Control Board (Port Expansion Circuit) ...................................................................57
5-3.
Main Control Board (Other Common Section) .................................................................58
5-4.
Main Control Board (Interface: Serial/USB) .....................................................................59
5-5.
Main Control Board (Interface: Parallel)...........................................................................60
5-6.
Option (Presenter, Bezel).................................................................................................61
6.
Supplementary Information ....................................................................62
6-1.
Self-printing......................................................................................................................62
6-2.
Hex-dump Mode ..............................................................................................................63
6-3.
Memory Switch Setting Mode ..........................................................................................64
6-4.
Updating the Firmware.....................................................................................................65
PMU2300III Mechanism (SN Model, SB Model) ...............................................46
Bezel Assy (SB Model) ......................................................................................47
PMU2300III Mechanism (PN Model, PB Model) ...............................................48
Presenter Unit (PN Model, PB Model) ...............................................................49
Bezel Presenter (PB Model) ..............................................................................50
PHU-102S .........................................................................................................51
PHU-203T..........................................................................................................52
Main Control Board (Serial Interface) ................................................................53
Main Control Board (Parallel Interface)..............................................................54
Main Control Board (USB Interface) ..................................................................55
PMU2300III Series Service Manual
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Table of Contents
Troubleshooting
