
Step no. 04
DCU test
Tests the DCU 9000.
Error code
Test
Possible error source
1901
Audio/Speaker
PCB 901, cable, PCB 902, speaker
1902
Display backlight
Display, PCB 901
1903
Keyboard backlight
PCB 902, cable, PCB 901
1904
Contrast circuit
PCB 901, display
1905
Distress LED
PCB 902, cable, PCB 901
1906
Call LED
PCB 902, cable, PCB 901
1907
Supply LED
PCB 902, cable, PCB 901
SELF-TEST
SERVICE
DSC 9000 TECHNICAL MANUAL
5-7
Содержание DSC 9001
Страница 4: ...TABLE OF CONTENTS II DSC 9000 TECHNICAL MANUAL...
Страница 6: ...INTRODUCTION 1 2 DSC 9000 TECHNICAL MANUAL...
Страница 12: ...INTRODUCTION TECHNICAL DATA 1 8 DSC 9000 TECHNICAL MANUAL...
Страница 14: ...DSC 9000 FRONT PANEL OPERATION DSC 9000 FRONT PANEL 2 2 DSC 9000 TECHNICAL MANUAL...
Страница 46: ...SENDING A DIRECT DIAL CALL INFO OPERATION SENDING A DIRECT DIAL CALL INFO 2 34 DSC 9000 TECHNICAL MANUAL...
Страница 84: ...OPERATION 2 72 DSC 9000 TECHNICAL MANUAL...
Страница 86: ...INSTALLATION 3 INSTALLATION Table of Contents 3 2 DSC 9000 TECHNICAL MANUAL...
Страница 95: ...FIGURES AND TABLES FIGURES AND TABLES INSTALLATION DSC 9000 TECHNICAL MANUAL 3 11...
Страница 96: ...DCU 9000 MOUNTING ON DU 9000 Fig 1 INSTALLATION DCU 9000 MOUNTING ON DU 9000 3 12 DSC 9000 TECHNICAL MANUAL...
Страница 100: ...DCU 9000 WITH MOUNTING BRACKET Fig 5 INSTALLATION DCU 9000 WITH MOUNTING BRACKET 3 16 DSC 9000 TECHNICAL MANUAL...
Страница 110: ...DU 9000 CABLE CONNECTIONS Fig 15 INSTALLATION DU 9000 CABLE CONNECTIONS 3 26 DSC 9000 TECHNICAL MANUAL...
Страница 111: ...CONNECTORS DCU 9000 CONNECTORS Fig 16a DU 9000 CONNECTORS Fig 16b CONNECTORS INSTALLATION DSC 9000 TECHNICAL MANUAL 3 27...
Страница 117: ...MOUNTING BRACKET TERMINAL BOARD Fig 22 MOUNTING BRACKET TERMINAL BOARD INSTALLATION DSC 9000 TECHNICAL MANUAL 3 33...
Страница 130: ...INSTALLATION DSC 9000 INSTALLATION WIRING DIAGRAM 3 46 TRP 9000 TECHNICAL MANUAL...
Страница 140: ...TECHNICAL DESCRIPTION 4 TECHNICAL DESCRIPTION Table of Contents 4 2 DSC 9000 TECHNICAL MANUAL...
Страница 146: ...TECHNICAL DESCRIPTION DSC UNIT DU 9006 4 8 DSC 9000 TECHNICAL MANUAL...
Страница 147: ...BLOCK DIAGRAM DCU 9000 DSC CONTROL UNIT BLOCK DIAGRAM DCU 9000 TECHNICAL DESCRIPTION DSC 9000 TECHNICAL MANUAL 4 9...
Страница 149: ...BLOCK DIAGRAM DU 9001 DSC UNIT BLOCK DIAGRAM DU 9001 TECHNICAL DESCRIPTION DSC 9000 TECHNICAL MANUAL 4 11...
Страница 151: ...BLOCK DIAGRAM DU 9006 DSC UNIT BLOCK DIAGRAM DU 9006 TECHNICAL DESCRIPTION DSC 9000 TECHNICAL MANUAL 4 13...
Страница 154: ...SERVICE 5 SERVICE Table of Contents 5 2 DSC 9000 TECHNICAL MANUAL...
Страница 167: ...DSC 9000 SPARE PARTS DSC 9000 SPARE PARTS SERVICE DSC 9000 TECHNICAL MANUAL 5 15...
Страница 169: ...1 2 3 DSC CONTROL UNIT SPARE PARTS SERVICE DSC 9000 TECHNICAL MANUAL 5 17...
Страница 171: ...1 2 3 4 5 6 7 8 9 10 DSC UNIT 9001 SPARE PARTS SERVICE DSC 9000 TECHNICAL MANUAL 5 19...
Страница 173: ...1 2 3 4 5 7 8 9 10 11 6 DSC UNIT 9006 SPARE PARTS SERVICE DSC 9000 TECHNICAL MANUAL 5 21...