Board Descriptions
A - 31
OKIOFFICE 44 Serv. Man., P/N 59276801
Figure A3.1.9 Interface between R44 Board and OPE (operation unit)
X'tal
MOS CPU
Internal ROM
Key switch
matrix
LCD unit
LEDs
IC1
Eight LEDs
KSCAN0
to
KSCAN7
KSENS0
to
KSENS7
DB0
to
DB7
Control signals
CN4
CN1
TXD
RXD
PSMODE
IRST
OPECHK
+5 V
GND
TXDOPE
RXDOPE
PSMODE
OPRST-N
OPECHK
+5 V
0 V
1
2
3
4
5
6,7
8,9
R44
OPE (04W)
13
14
15
CPU
IOGA
IC2
PCI-N
RIINT
HUP-N
Figure A3.1.8 Interface between R44 Board and NCU Board
CN10
CN3
S
R
NCU
R44
S
Rp
R
CML
DP
SR
MUTE
PBXE
to OPE
to OPE
A8, B8
A4, B4
A6, B6
A3
B3
A2
A1
B1, B2
A15
A14
Modem
IOGA
IC2
IC8
Relay driver circuit
Receiving
sensitivity control
Hook-up signal
detection circuit
Ringing signal
detection circuit
OH2
RI
CPU
Содержание OKIOFFICE 44
Страница 2: ...All specifications are subject to change without notice Service Manual OKIOFFICE 44 59276801...
Страница 13: ...Table of Contents TOC 10 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 37: ...General Information 1 24 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 49: ...General Information 1 36 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 121: ...Installation Procedure 2 72 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 125: ...Brief Technical Description 3 4 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 135: ...Disassembly 4 6 OKIOFFICE 44 Service Manual P N 59276801 Whole Unit Picture FX048 CP4 1 Fig 01...
Страница 163: ...Adjustments 5 6 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 165: ...Cleaning and Maintenance 6 2 OKIOFFICE 44 Serv Man P N 59276801 This page was intentionally left blank...
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Страница 201: ...Troubleshooting 7 8 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
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Страница 243: ...Dipswitch Settings 8 2 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 245: ...Board Descriptions A 2 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
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Страница 323: ...Circuit Diagrams C 2 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 325: ...Illustrated Parts List D 2 OKIOFFICE 44 Service Manual P N 59276801 54 Section 1 Cabinet Assembly 1 2...
Страница 327: ...Illustrated Parts List D 4 OKIOFFICE 44 Service Manual P N 59276801 54 Section 1 Cabinet Assembly 2 2...
Страница 329: ...Illustrated Parts List D 6 OKIOFFICE 44 Service Manual P N 59276801 Section 2 Printer Unit...
Страница 331: ...Illustrated Parts List D 8 OKIOFFICE 44 Service Manual P N 59276801 Section 3 Operator Panel...
Страница 333: ...Illustrated Parts List D 10 OKIOFFICE 44 Service Manual P N 59276801 Section 4 Operator Panel Assembly...
Страница 335: ...Illustrated Parts List D 12 OKIOFFICE 44 Service Manual P N 59276801 Section 5 Frame Assembly Scanner L...
Страница 337: ...Illustrated Parts List D 14 OKIOFFICE 44 Service Manual P N 59276801 Section 6 Plate Assembly Scanner B...
Страница 339: ...Illustrated Parts List D 16 OKIOFFICE 44 Service Manual P N 59276801 Section 7 Plate Assembly Scanner R...
Страница 341: ...Illustrated Parts List D 18 OKIOFFICE 44 Service Manual P N 59276801 Section 8 Frame Assembly Scanner U...
Страница 343: ...Illustrated Parts List D 20 OKIOFFICE 44 Service Manual P N 59276801 Section 9 Cover Assembly Top...
Страница 345: ...Illustrated Parts List D 22 OKIOFFICE 44 Service Manual P N 59276801 Section 10 Plate Assembly Base...
Страница 351: ...Illustrated Parts List D 28 OKIOFFICE 44 Service Manual P N 59276801 Section 12 Cables...
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Страница 357: ...Board Layout E 2 OKIOFFICE 44 Service Manual P N 59276801 MEM eps E 2 MEM PCB...
Страница 358: ...Board Layout E 3 OKIOFFICE 44 Service Manual P N 59276801 TEL U eps E 3 TEL U PCB...
Страница 359: ...Board Layout E 4 OKIOFFICE 44 Service Manual P N 59276801 Hook eps E 4 Hook PCB...
Страница 361: ...Second Paper Feeder F 2 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 381: ...RMCS System G 20 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 383: ...Product Service Bulletins H 2 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 385: ...Product Service Bulletins H 4 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 387: ...Recommended Spare Parts List I 2 OKIOFFICE 44 Service Manual P N 59276801 This page was intentionally left blank...
Страница 388: ...OKIOFFICE 44 Service Manual Part Number 59276801 Printed in the USA...