
Index
interface 67 options 22, 27
numeric keypad 23
O
operating protocols 5 operation 19 ordering codes
ISDN 7 ordering ISDN 8
P
physical dimensions 68 pinouts 89
chain in and chain out ports 89 IFC
port mode 37, 41 power 68 problem
procedure for isolating 62 product overview
ISU 512 1 protocol
2 x clear channel 5, 49 BONDING 58
BONDING mode 1 46, 49, 68 clear channel 5 recommended operating 5 XMODEM 13
Q
quick setup configuration 50
R
radio frequency interference prevention 10
rate adaption 67 rear panel 2 receive data 23 redial last number 54 remote access 35
remote download (RDL) 35 password 35
remote supervision 36 password 36
request to send 23
converting to two ports 49 dialing 31
out of band 10 security 32
S
security 32 self test 19
self test failure 61
110 | ISU 512 User Manual |