Bgm/Moh Music Source Input; Door Box/External Paging; Lan Specifications; Single Line Telephone - Dth-1-1 - NEC Aspire S Manual

Input Impedance:
Input Level:
Maximum Input:
Inputs for MOH and BGM are located on the CPU PCB. The 2PGDAD also provides MOH inputs.
Output Impedance:
Output Level:
Maximum Output:
Configuration:
Standard
Access
Capacity
I/F (Layer 1)
Message Waiting Lamp
Lamp On (Activation Voltage): 88-108 VDC
Lamp Off (Deactivation Voltage): 53 VDC or less
Constant Current Circuit: Current fixed at 47 mA
Signal Method
On-Hook Condition: 48VDC
Ringer Signal: 180 Vp-p, 16Hz
Signal Method
On-Hook Condition: -28VDC +- 1.4VDC
Message Waiting Signal: -110VDC +- 5.5VDC
Ringer Signal: 65Vrms, 20Hz (with no load)
Note: The Message Waiting lamp is not provided to the analog ports on the CPU.
Aspire Signal Method
On-Hook Condition: -46VDC +- 3VDC
Message Waiting Signal: -112VDC +- 3VDC
Ringer Signal: 75Vrms +-1Vrms (no load condition), 20Hz +-1%
Aspire S Hardware Manual
Section 7: Specifications and Parts List

BGM/MOH Music Source Input

600 Ohm
Nominal 250 mV (-10 dBm)
1V RMS

Door Box/External Paging

600 Ohm
Nominal 250 mV (-10 dBm)
400 mV RMS
Normally open
LAN Specifications
10Base-T (IEEE802.3) and 100Base-TX (IEEE802.3u)
CSMA/CD
10Base-T/100Base-TX; 1 Port for LAN Terminal
- Speed; 10Mbps/100Mpbs Auto Negotiation
- Cable; Category 5 or better, Straight/Cross Cable Auto Crossover

Single Line Telephone - DTH-1-1

SLT Adapter

SLIU PCB / SLIDB

Section 7: Specifications and Parts List ◆ 7-9
7