2-10
DHS- L Gener al Descr iption
Chapter 2 - Description and Installation
Miscellaneous Service Board (MISB)
The MISB has the necessary circuitry required to perform conferencing, paging, tone and
cadence generation, Music-On-Hold (MOH) and Background Music (BGM), internal
melody generation, and multi-purpose dry relay contacts (specifications are listed in
Table 2-3
). The MISB generates all of the system cadences and audible call progress tones
used by the system and stores the tones in EPROM using the mu-law ( -law) method.
Table 2-3: MISB Function Specifications
Function
Specification
Music Input (2)
Termination
Input Transformer (non-grounded)
Impedance
600
Input Level
-15 dB
Paging Output (2)
Termination
Input Transformer (non-grounded)
Impedance
600
Output Level
-10 dB
Relay Contacts/Loud Bell (2)
Contact Type
Dry, Form A
Max. Rated Voltage
50 VDC
Max. Rated Current
1.0 Amp
Max. Rated Power
30 VA
µ
Ω
Ω
Summary of Contents for Starplus DHS-L
Page 1: ...Technical Manual The Answer To Your Company s Growing Communication Needs DHS LTM ...
Page 2: ......
Page 3: ...S T A R P L U S D H S L Key Telephone System Technical Manual Issue 2 October 2001 ...
Page 14: ... N O T E S ...
Page 16: ......
Page 20: ......
Page 70: ...2 52 Feature Upgrade Procedure Chapter 2 Description and Installation ...
Page 72: ......
Page 220: ...3 150 Voice Mail Chapter 3 Key Station Features Operation and Programming ...
Page 222: ......
Page 240: ...4 20 Voice Mail Chapter 4 SLT Features and Operation ...
Page 242: ......
Page 254: ...5 14 Configurations Chapter 5 HOTEL MOTEL Operator Features ...
Page 256: ......
Page 266: ......
Page 284: ......
Page 286: ...B 4 Basic Optional Equipment Appendix B Part Numbers ...
Page 293: ......