CABLETRON SYSTEMS, INC.
TPT-D4
| 
 Device Type  | 
 Redundant Transceiver  | 
| 
 NIC Type  | 
 Ethernet  | 
| 
 Maximum Onboard Memory  | 
 Unidentified  | 
| 
 Boot ROM  | 
 Not available  | 
| 
 Network Transfer Rate  | 
 10Mbps  | 
| 
 Topology  | 
 Star  | 
| 
 Wiring Type  | 
 Unshielded twisted pair  | 
| 
 Data Bus  | 
 External  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 AUI transceiver via DB-15  | 
 CN1  | 
 RJ-45 UTP connector (port 2)  | 
 CN3  | 
| 
 RJ-45 UTP connector (port 1)  | 
 CN2  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| » | 
 SQE test function disabled  | 
 SW1  | 
 Off  | 
| 
 SQE test function enabled  | 
 SW1  | 
 On  | |
| 
 Waits for data for approximately 2sec before switching to redundant port  | 
 SW2  | 
 MIN  | |
| 
 Waits for data for approximately 10sec before switching to redundant port  | 
 SW2  | 
 MAX  | |
| 
 Note: SW2 should be set to MIN when attached to a high-activity network. The MAX setting should be used with a low-activity network. | |||
| 
 PORT 1 PIN CONFIGURATION  | |
| 
 Setting  | 
 SW3  | 
| 
 Crossover enabled  | 
 On  | 
| 
 Straight-through enabled  | 
 Off  | 
| 
 PORT 2 PIN CONFIGURATION  | |
| 
 Setting  | 
 SW4  | 
| 
 Crossover enabled  | 
 On  | 
| 
 Straight-through enabled  | 
 Off  | 
| 
 DIAGNOSTIC LED(S)  | |||
| 
 LED  | 
 Color  | 
 Status  | 
 Condition  | 
| 
 PWR  | 
 Green  | 
 On  | 
 Power is on  | 
| 
 PWR  | 
 Green  | 
 Off  | 
 Power is off  | 
| 
 SQE  | 
 Yellow  | 
 On  | 
 Signal Quality Error test function is enabled  | 
| 
 SQE  | 
 Yellow  | 
 Off  | 
 Signal Quality Error test function is disabled  | 
| 
 XMT  | 
 Green  | 
 Blinking  | 
 Data is being transmitted  | 
| 
 XMT  | 
 Green  | 
 Off  | 
 Data is not being transmitted  | 
| 
 RCV  | 
 Yellow  | 
 Blinking  | 
 Data is being received  | 
| 
 RCV  | 
 Yellow  | 
 Off  | 
 Data is not being received  | 
| 
 CLN  | 
 Red  | 
 Blinking  | 
 Collision detected on network  | 
| 
 CLN  | 
 Red  | 
 Off  | 
 No collision detected on network  | 
| 
 LNK1  | 
 Green  | 
 On  | 
 Port 1 UTP link is good  | 
| 
 LNK1  | 
 Green  | 
 Off  | 
 Port 1 UTP link is broken  | 
| 
 ACT1  | 
 Yellow  | 
 On  | 
 Port 1 is handling network traffic  | 
| 
 ACT1  | 
 Yellow  | 
 Off  | 
 Port 1 is not handling network traffic  | 
| 
 ACT1  | 
 Yellow  | 
 Blinking (slow)  | 
 Port 1 is idle. Time out is set to 10 seconds  | 
| 
 ACT1  | 
 Yellow  | 
 Blinking (fast)  | 
 Port 1 is idle. Time out is set to 2 seconds  | 
| 
 LNK2  | 
 Green  | 
 On  | 
 Port 2 UTP link is good  | 
| 
 LNK2  | 
 Green  | 
 Off  | 
 Port 2 UTP link is broken  | 
| 
 ACT2  | 
 Yellow  | 
 On  | 
 Port 2 is handling network traffic  | 
| 
 ACT2  | 
 Yellow  | 
 Off  | 
 Port 2 is not handling network traffic  | 
| 
 ACT2  | 
 Yellow  | 
 Blinking (slow)  | 
 Port 2 is idle. Time out is set to 10 seconds  | 
| 
 ACT2  | 
 Yellow  | 
 Blinking (fast)  | 
 Port 2 is idle. Time out is set to 2 seconds  |