IBM 6400 Maintenance Information Manual

297
IBM Coax/Twinax Expansion Board
VCC
J4
Expansion Connector
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
1K 0.1W
NC
N CARD DETECT
12/10 V
NC
N DMA REQ0 N DMA REQ1
NC
EXP NINT
EXP NWR
EXP NRESET
EXP NACK
EXP NMSEL
EXP NDSEL
EXP D15 EXP D14 EXP D13 EXP D12 EXP D11 EXP D10
EXP D9 EXP D8
EXP D7 EXP D6 EXP D5 EXP D4 EXP D3 EXP D2 EXP D1 EXP D0 EXP A15 EXP A14 EXP A13 EXP A12 EXP A11 EXP A10 EXP A9 EXP A8 EXP A7 EXP A6 EXP A5 EXP A4 EXP A3 EXP A2 EXP A1 EXP A0
VCC
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
NC NC NC NC NC NC NC NC NC NC NC NC
TWINAX PHASE B TWINAX PHASE A
J2
Twinax
SHIELD 1 SHIELD 2
1 2
COAX SHIELD COAX DATA
J3
Coax
Connector
Connector
16
17

IBM 6400 Specifications

General

Brand	IBM
Model	6400
Category	Printer
Language	English