Wireline

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The Wireline Board

Boards

TTN5041A

TTN5061E

CLN6651D

CLN6955/CLN6957

4 Wire Board

The CLN6957 is the International version and doesn't support connections to the external 50 pin telco connector, only to the screw terminal connector (orange block).

CLN6956A/CLN6958A/TRN7706G/CLN6883B/CLN7343A

8 wire boards

CLN6956D/CLN6958D/CLN7343D

8 wire boards, later revision?

CLN6959B

Wireline and power supply board

TRN7477F

4 wire wireline

Older board, only supports a 128k EEPROM (27c010)

TRN7667F/TRN7706F

Older board, 8 wire version of TRN7477F

Firmware notes

The