Ricoh B051 Service Manual page 387

1. INSTALLATION................................................................................1
1.1 FAX UNIT ..................................................................................................... 1
1.2 FAX UNIT OPTIONS .................................................................................... 8
1.2.1 G3 INTERFACE UNIT ......................................................................... 8
1.2.2 ISDN OPTION ................................................................................... 14
1.2.3 EXPANSION MEMORY..................................................................... 19
1.2.4 FAX FUNCTION UPGRADE KIT ....................................................... 20
1.2.5 HANDSET ......................................................................................... 21
2. REPLACEMENT AND ADJUSTMENT ..........................................22
2.1 NOTES FOR FCU BOARD REPLACEMENT............................................. 22
3. TROUBLESHOOTING ...................................................................23
3.1 ERROR CODES......................................................................................... 23
3.2 ERROR CODES FOR THE ISDN OPTION ................................................ 31
3.2.1 D-CHANNEL LAYER MANAGEMENT .............................................. 32
3.2.2 D-CHANNEL, LAYER 1 ..................................................................... 32
3.2.3 D-CHANNEL LINK LAYER ................................................................ 32
3.2.4 D-CHANNEL NETWORK LAYER...................................................... 33
3.2.5 B-CHANNEL LINK LAYER ................................................................ 33
3.2.6 B-CHANNEL NETWORK LAYER ...................................................... 34
3.2.7 TRANSPORT LAYER........................................................................ 34
3.2.8 SESSION LAYER .............................................................................. 35
3.2.9 DOCUMENT LAYER ......................................................................... 36
3.2.10 PRESENTATION LAYER ................................................................ 36
3.3 FAX SC CODES......................................................................................... 37
3.3.1 OVERVIEW ....................................................................................... 37
3.3.2 SC1201.............................................................................................. 37
3.3.3 SC1207.............................................................................................. 37
3.3.4 FAX SC CODE TABLE ...................................................................... 38
3.4 ISDN TEST FUNCTION ............................................................................. 39
3.4.1 LEDS ................................................................................................. 39
3.4.2 BACK-TO-BACK TEST...................................................................... 40
4. SERVICE TABLES.........................................................................41
4.1 SERVICE PROGRAM MODE..................................................................... 41
4.1.1 SERVICE PROGRAM MODE OPERATION...................................... 41
Entering and Exiting SP Mode ............................................................... 41
SP Mode Button Summary .................................................................... 42
Switching Between SP Mode and Copy Mode for Test Printing ............ 43
Selecting the Program Number.............................................................. 43
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CÓPIA NÃO CONTROLADA
FAX UNIT B502
TABLE OF CONTENTS
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CÓPIA NÃO CONTROLADA
B502