PROMPTUS COMMUNICATIONS, INC.
OASIS 200B (REV. 1.0)
Card Type | Switched Bandwidth Controller, ISDN BRI |
Chip Set | Unidentified |
I/O Options | Power, 37-pin DTE ports (2), 25-pin serial ports (2), ISDN S/T network interface via RJ-45 (4), modem port via RJ-11, terminal port via RJ-11 |
ISDN Rate | 512Kbps |
ISDN Modulation Protocol | Unidentified |
Data Bus | External |

CONNECTIONS | |||
Function | Label | Function | Label |
AC power | CN1 | ISDN port 2 (RJ-45) | CN7 |
37-pin DTE port 1 | CN2 | ISDN port 3 (RJ-45) | CN8 |
37-pin DTE port 2 | CN3 | ISDN port 4 (RJ-45) | CN9 |
25-pin serial port 1 | CN4 | Modem interface (RJ-11) | CN10 |
25-pin serial port 1 | CN5 | VT 100 terminal interface (RJ-11) | CN11 |
ISDN port 1 (RJ-45) | CN6 | Power switch | SW1 |
Note: Each ISDN port provides up to two B-channels and one D-channel | |||
DATA PORT 1 INTERFACE SELECTION | |||
Setting | JP1/A | JP1/B | |
| » | V.35 interface enabled | Closed | Open |
RS-422 interface enabled | Open | Closed | |
DATA PORT 2 INTERFACE SELECTION | |||
Setting | JP2/A | JP2/B | |
| » | V.35 interface enabled | Closed | Open |
RS-422 interface enabled | Open | Closed | |
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
L1 | Green | On | ISDN port 1 active |
L1 | Green | Blinking | ISDN port 1 inactive |
L2 | Green | On | ISDN port 2 active |
L2 | Green | Blinking | ISDN port 2 inactive |
L3 | Green | On | ISDN port 3 active |
L3 | Green | Blinking | ISDN port 3 inactive |
L4 | Green | On | ISDN port 4 active |
L4 | Green | Blinking | ISDN port 4 inactive |
STS | Green | On | Power is on |
STS | Green | Off | Power is off; unit failed to properly initialize |