Ricoh B022, Service Manual, Page: 30 / 878

B022/B027 xviii SM
B418
TABLE OF CONTENTS
INSTALLATION
1 INSTALLATION............................................................................. 1-1
1.1 FAX UNIT ..................................................................................................1-1
1.1.1 CAUTIONS .......................................................................................1-1
1.1.2 FLOW CHART..................................................................................1-2
1.1.3 FAX OPTION TYPE 1027 INSTALLATION ......................................1-3
1.2 FAX UNIT OPTIONS .................................................................................1-6
1.2.1 G3 INTERFACE UNIT TYPE 1027 INSTALLATION.........................1-6
1.2.2 ISDN OPTION TYPE 1027 INSTALLATION.....................................1-9
TROUBLESHOOTING
2 TROUBLESHOOTING .................................................................. 2-1
2.1 ERROR CODES........................................................................................2-1
2.2 ERROR CODES FOR THE ISDN OPTION...............................................2-9
2.2.1 D-CHANNEL LAYER MANAGEMENT ...........................................2-10
2.2.2 D-CHANNEL, LAYER 1 ..................................................................2-10
2.2.3 D-CHANNEL LINK LAYER .............................................................2-10
2.2.4 D-CHANNEL NETWORK LAYER...................................................2-11
2.2.5 B-CHANNEL LINK LAYER .............................................................2-11
2.2.6 B-CHANNEL NETWORK LAYER ...................................................2-12
2.2.7 TRANSPORT LAYER.....................................................................2-12
2.2.8 SESSION LAYER ...........................................................................2-13
2.2.9 DOCUMENT LAYER ......................................................................2-14
2.2.10 PRESENTATION LAYER .............................................................2-14
2.3 FAX SC CODES......................................................................................2-15
2.3.1 OVERVIEW ....................................................................................2-15
2.3.2 SC1201...........................................................................................2-15
2.3.3 SC1207...........................................................................................2-15
2.3.4 FAX SC CODE TABLE ...................................................................2-16
2.4 ISDN TEST FUNCTION ..........................................................................2-17
2.4.1 LEDS ..............................................................................................2-17
2.4.2 BACK-TO-BACK TEST...................................................................2-18
SERVICE TABLES
3 SERVICE TABLES........................................................................ 3-1
3.1 SERVICE PROGRAM MODE....................................................................3-1
3.1.1 SERVICE PROGRAM MODE OPERATION.....................................3-1
Entering and Exiting SP mode ..............................................................3-1
Rev. 11/2002