Tally Genicom T5023+ - Manual (Page 387)

Appendix Description of the physical interface
T5023/5023+ - Programming Guide 377
Pin-No. Host
(1284-A)
25-pin
D-SUB plug Pin-No. Printer
(1284-B)
36-pin
Centronics plug Signal description
25 30 Signal Ground (nAutoFd,
nSelectIn, nInit)
16 Logic Ground
17 Chassis Ground
18 Peripherial Logic High (+5V)
15, 33-35 Not defined