Specifications

32 AR Router
C613-03058-00 REV A
Figure14: Location of main components on the AT-AR390 and AT-AR395 base CPU
cards.
Analogue Voice Ports
The AT-AR300(S) and AT-AR310(S) have two and four analogue voice ports,
respectively. The analogue voice ports provide full PABX functionality,
including the ability to transfer calls from one port to another. Each analogue
voice port can be individually configured to meet specific requirements,
including fully programmable ringing tones.
Table 14: Functions of the jumpers on the AT-AR390, and AT-AR395 base CPU
cards.
Jumper Function Factory Default
J1 Selects NT mode (installed) or TE mode
(not installed).
Not installed (TE mode)
J2 PRI Tx Termination (120Ω or 75Ω)75Ω
J3 PRI Rx Termination (120Ω or 75Ω)75Ω
J4 Coax Tx grounding: CAP (grounded via
100nF capacitor) or GND (grounded).
GND
J5 Coax Rx grounding: CAP (grounded via
100nF capacitor) or GND (grounded)
CAP
390CPU
LED LED LED LED LED LED LED LED LED LED
ETHERNET 0
RJ45
MDX
PC HUB
ASYNCHRONOUS
PORTS 0 & 1
CONFIG
WARNING:
LITHIUM BATTERY
DO NOT DISPOSE IN FIRE
Run PowerSystem
LAN WAN
ActiveSyn
ISDN
Link RxdCollTxd
DB9
RJ45
G.703/PRI
ISDN 0
S/N
REV
(TE/NT MODE)
J1
120Ω
LED
J2 J3
120Ω
75Ω
GND CAP
J5
J4
RX
TX
BOOT EPROM
MAC CARD SLOT