Cabletron Systems STH-24 User's Guide download pdf (Page 69)

Fiber Optic TPIM Specifications

Page A-2

Figure A-1. TPIM-T1/T2/T4 Pinouts for Ring In.

Figure A-2. TPIM-T1/T2/T4 Pinouts for Ring Out.

A.3 Fiber Optic TPIM Specifications

TPIM-F2 and TPIM-F3 support Multimode and Single Mode Fiber Optic

cabling respectively. Figure A-3 shows the face layout common to both

modules.

TPIM-T4

LNK

1 2 3 4 5 6 7 8

TPIM-T1

LNK

TPIM-T1 TPIM-T2 and TPIM-T4

1. Receive +

2. Ground

3. +5V at 250 mA

4. Ground

5. Transmit -

6. Receive -

7. Ground

8. Ground

9. Transmit +

1. Not Used

2. Not Used

3. Transmit -

4. Receive +

5. Receive -

6. Transmit +

7. Not Used

8. Not Used

543 21

9876

TPIM-T4

LNK

1 2 3 4 5 6 7 8

TPIM-T1

LNK

TPIM-T1 TPIM-T2 and TPIM-T4

1. Transmit +

2. Ground

3. +5V at 250 mA

4. Ground

5. Receive -

6. Transmit -

7. Ground

8. Ground

9. Receive +

1. Not Used

2. Not Used

3. Receive -

4. Transmit +

5. Transmit -

6. Receive +

7. Not Used

8. Not Used

543 21

9876

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Cabletron Systems STH-24 User's Guide Page 69

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