NEC Aspire Manual page 246

Section 4: SpeciÞcations and Parts List
Key Telephone, DSS
Console:
Single Line Telephone,
Analog Terminals:
20mA Setting:
35mA Setting:
SLT Adapter:
SLTAD to SLT:
2PGDAD Adapter:
Door Box to 2PGDAD:
Using Under Carpet Cable:
The cable is not twisted, but ßat parallel wire. Good impedance balance cannot be expected and reduces
the cable length to no more than 300m when using the ßat cable.
NTCPU to PC:
NTCPU to Hub:
NTCPU to Printer:
IP Telephone
PC to CTA
16VOIPU PCB to IP
Telephone and Router
DID Trunks:
8SLIU/8SLIDB to
Analog Terminals:
238
Aspire M/L/XL Cable Requirements
Device
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
1,500 ohm loop resistance
900 ohm loop resistance
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
Serial cross cable
(null modem)
Ethernet cross cable
USB cable (USB1.1)
Ethernet straight cable
Serial cross cable
LAN (UTP) cable with
category 3 or more for
10Base-T, and 5 or more
for 100 Base-TX
Serial Straight Thru
Cable
Standard Ethernet Cable
Cable Type Cable Run Length (ft)
500 ohm (including
49.21 (15 meters)
328.08 (100 meters)
16.40 (5 meters)
328.08 (100 meters)
49.21 (15 meters)
328.08 (100 meters)
DTMF = 1,500 ohm
DP = 3,000 ohm
Loop resistance 900
ohm @35mA, 1500
ohm @20 mA
1312
1968
2624
13,123
20,997
34,776
Includes resistance
of telephone
1312
1968
2624
phone's DC
termination)
1312
1968
2624
200
328
550
Regardless of
whether it receives
power from the AC
adapter or switch-
ing hub.
4.92
328
Includes SLT or
exchange
Product Description
Notes