Main Logic PC board DesignJet 1050C 1055CM Main Logic Board A VERSION - sm board (has 2 connectors) (for Plus series try C6071-60190). For inch B inch version order C6074-69406, has connector and thermister,
J3111-69001JetDirect 600N EIO internal print server 10Base-T, 10BASE-2, and LocalTalk LAN interface board - Has one RJ-45, BNC, and 8-pin DIN connector;Click to order the functional equivalent: J4135-61001
J4167-69001JetDirect 600N EIO internal print server token ring LAN interface board - Has one RJ-45 and DB-9 connector