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TABLE OF CONTENTS
1. SAFETY PRECAUTIONS ............................................................................... 3
2. GENERAL DESCRIPTION ............................................................................. 4
3. FEATURES .......................................................................................................... 4
4. HANDLING PRECAUTIONS .......................................................................... 5
5. INSTALLATION PRECAUTIONS ................................................................. 5
6. NOMENCLATURE AND FUNCTIONS
Front ......................................................................................................................... 6
Rear .......................................................................................................................... 7
7. SETTINGS AND CONNECTIONS
7.1. Switch Settings and Speaker Connections
7.1.1. When using the DA-550F ......................................................................... 8
7.1.2. When using the DA-500FH .................................................................... 10
8. REMOVABLE TERMINAL PLUG CONNECTION .................................. 11
9. INPUT SENSITIVITY SETTING .................................................................... 12
10. PROTECTION OPERATION LIST ............................................................... 12
11. TAMPER-PROOF CAP ATTACHMENT .................................................... 13
12. CLEANING THE FILTER ................................................................................ 13
13. DIMENSIONAL DIAGRAM ............................................................................ 13
14. BLOCK DIAGRAMS
14.1. DA-550F ......................................................................................................... 14
14.2. DA-500FH ...................................................................................................... 14
15. HOW TO USE THE CONTROL/MONITOR TERMINALS
15.1. Control Terminal (Input) ................................................................................. 15
15.2. Monitor Terminal (Output) .............................................................................. 15
15.3. About Pin 7 of the Control/Monitor Terminals ................................................ 16
15.4. Terminal Pin Arrangement ............................................................................. 16
15.5. Connection Cable and Maximum Cable Length ............................................. 16
15.6. RJ45 Connector's Pin Arrangement and Cable Color Codes ........................ 17
16. SPECIFICATIONS
16.1. DA-550F CE ................................................................................................... 18
16.2. DA-500FH CE ................................................................................................ 19