ASCEND COMMUNICATIONS, INC.
MULTIBAND PLUS - SW56
Card Type | CSU |
Chip Set | Unidentified |
I/O Options | AC power connector, power switch, serial port, network interface via RJ-48 connector (8), palmtop port via RJ-12 connector (2),data port via 44-pin connector (4) |
Wiring Type | RJ-48 Unshielded Twisted Pair |
Network Transfer Rate | Unidentified |
Data Bus | External |

CONNECTIONS | |||
Function | Label | Function | Label |
AC power connector | CN1 | RJ-48 network interface - line 1 | CN9 |
Serial port | CN2 | RJ-48 network interface - line 2 | CN10 |
44-pin DTE port 1 | CN3 | RJ-48 network interface - line 3 | CN11 |
RJ-12 palmtop connector | CN4 | RJ-48 network interface - line 4 | CN12 |
RJ-12 palmtop connector | CN5 | RJ-48 network interface - line 5 | CN13 |
44-pin DTE port 2 | CN6 | RJ-48 network interface - line 6 | CN14 |
44-pin DTE port 3 | CN7 | RJ-48 network interface - line 7 | CN15 |
44-pin DTE port 4 | CN8 | Power | SW1 |
DIAGNOSTIC LEDS | |||
LED | Color | Status | Condition |
PW | Green | On | Power is on |
PW | Green | Off | Power is off |
ER | Red | On | Self test in progress |
ER | Red | Blinking | Device is not functional due to fault or error |
ER | Red | Off | Device is functional |
P1 | Green | On | Channel 1 is active |
P1 | Green | Blinking | Device is in diagnostic mode. BERT, auto-BERT, remote loopback, or local loopback test in progress |
P1 | Green | Off | Channel 1 is inactive |
P2 | Green | On | Channel 2 is active |
P2 | Green | Blinking | Device is in diagnostic mode. BERT, auto-BERT, remote loopback, or local loopback test in progress |
P2 | Green | Off | Channel 2 is inactive |
P3 | Green | On | Channel 3 is active |
P3 | Green | Blinking | Device is in diagnostic mode. BERT, auto-BERT, remote loopback, or local loopback test in progress |
P3 | Green | Off | Channel 3 is inactive |
P4 | Green | On | Channel 4 is active |
P4 | Green | Blinking | Device is in diagnostic mode. BERT, auto-BERT, remote loopback, or local loopback test in progress |
P4 | Green | Off | Channel 4 is inactive |
L1 | Green | On | Link is good on line 1 |
L1 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 1 |
L1 | Green | Off | Link is broken on line 1 |
L2 | Green | On | Link is good on line 2 |
L2 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 2 |
L2 | Green | Off | Link is broken on line 2 |
L3 | Green | On | Link is good on line 3 |
L3 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 3 |
L3 | Green | Off | Link is broken on line 3 |
L4 | Green | On | Link is good on line 4 |
L4 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 4 |
L4 | Green | Off | Link is broken on line 4 |
L5 | Green | On | Link is good on line 5 |
L5 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 5 |
L5 | Green | Off | Link is broken on line 5 |
L6 | Green | On | Link is good on line 6 |
L6 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 6 |
L6 | Green | Off | Link is broken on line 6 |
L7 | Green | On | Link is good on line 7 |
L7 | Green | Blinking | Connection established in line profile, but calls cannot be sent or received on line 7 |
L7 | Green | Off | Link is broken on line 7 |