TA Triumph-Adler LP 4140 - Manual (Page 135)

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ADVANCED OPERATION GUIDE 4-3
PF-700 Paper Feeder
Holds approximately 2 x 500 sheets of A5 to A3 or Ledger size paper. Only
one paper feeder can be attached to the bottom of the printer.
PF-750 Paper Feeder
Holds approximately 3000 sheets of A4, B5 or Letter size paper. Only one
paper feeder can be attached to the bottom of the printer.
IB-21E/IB-23 Network Interface Cards
Along with the standard for the network interface on the printer, the
network interface card supports TCP/IP, IPX/SPX, NetBEUI and AppleTalk
protocols, so that the printer can be used on network environments
including Windows, Macintosh, UNIX, NetWare, etc.
IB-11 RS-232C Serial Interface
Enables connection to a computer with an RS-232C standard serial
interface.
Network interface card Network connections
IB-21E 10Base-T/100Base-TX
IB-23 10Base-T/100Base-TX
PF-700
PF-750