Ricoh A230, Руководство по обслуживанию, Страница: 919 / 1134

xxii
A230/A231/A232 SM
ISDN UNIT
TABLE OF CONTENTS
1. INSTALLATION............................................................................ 1-1
1.1 INSTALLATION PROCEDURE..................................................................1-1
1.1.1 USER LEVEL PROGRAMMING .......................................................1-1
1.1.2 SERVICE LEVEL PROGRAMMING .................................................1-2
1.2 SWITCH SETTINGS ..................................................................................1-4
1.2.1 INTERNAL SWITCHES.....................................................................1-4
1.2.2 PARAMETER SWITCHES ................................................................1-5
2. SERVICE TABLES AND PROCEDURES .................................... 2-1
2.1 SERVICE LEVEL FUNCTIONS .................................................................2-1
2.2 BIT SWITCHES..........................................................................................2-2
2.2.1 G4 INTERNAL SWITCHES...............................................................2-2
2.2.2 G4 PARAMETER SWITCHES ........................................................2-10
2.3 DEDICATED TRANSMISSION PARAMETERS ......................................2-15
3. TROUBLESHOOTING.................................................................. 3-1
3.1 ERROR CODES.........................................................................................3-1
3.1.1 D-CHANNEL LAYER MANAGEMENT..............................................3-2
3.1.2 D-CHANNEL, LAYER 1.....................................................................3-2
3.1.3 D-CHANNEL LINK LAYER................................................................3-2
3.1.4 D-CHANNEL NETWORK LAYER .....................................................3-3
3.1.5 B-CHANNEL LINK LAYER................................................................3-3
3.1.6 B-CHANNEL NETWORK LAYER .....................................................3-4
3.1.7 TRANSPORT LAYER .......................................................................3-4
3.1.8 SESSION LAYER..............................................................................3-5
3.1.9 DOCUMENT LAYER.........................................................................3-6
3.1.10 PRESENTATION LAYER................................................................3-6
3.2 G4CCU STATUS CODES..........................................................................3-7
3.2.1 LAYER 1 (PHYSICAL LAYER)..........................................................3-7
3.2.2 LAYER 2 (LINK LAYER) ...................................................................3-7
3.2.3 NETWORK LAYER (LAYER 3) .........................................................3-8
3.2.4 TRANSPORT LAYER (LAYER 4) .....................................................3-8
3.2.5 SESSION LAYER, SESSION CONTROL LAYER (LAYER 5) ..........3-8
3.2.6 SESSION LAYER, DOCUMENT CONTROL LAYER (LAYER 5) .....3-8
3.3 LEDS ..........................................................................................................3-9
3.4 BACK-TO-BACK TEST ............................................................................3-10
APPENDIX A
A. D-CHANNEL LAYER 1 DUMP LIST............................................ A-1
1.1 HOW TO PRINT THE DUMP LIST ........................................................... A-1
1.2 HOW TO READ THE DUMP LIST ............................................................ A-2