Page: 133
Service Guide OKIPAGE 24DX/24DXn
Chapter A Centronics Parallel Interface
Parallel Interface
(1) Connector
Printer side: 36 receptacle
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Type: 57RE-40360-830B-D29 (made by DDK) or equivalent
Cable side: 36-pin plug
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Type: 57-30360 (made by DDK) or equivalent
(2) Cable
Cable length: 6 feet (1.8 m) max.
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(a shielded cable composed of twisted pair wires is recommended for noise prevention).
3) Table of Parallel I/F signals
Pin No.
Signal Name
Signal
Direction
Compatible
Nibble
ECP
1
DATA STROBE
--> PR
nStrobe
Host Clk
Host Clk
2 - 9
DATA BIT - n
--> PR
Data 1 (LSB) ~ 8
(MSB)
10
ACKNOWLEDGE
<-- PR
nAck
Ptrclk
PeriphClk
11
BUSY
<-- PR
Busy
PtrBusy
PeriphAck
12
PAPER END
<-- PR
Perror
AckDataReq
nAck Reverse
13
SELECT
<-- PR
Select
Xflag
Xflag
14
AUTO FEED
--> PR
nAutoFb
HostBusy
HostAck
15
-
16
0V
Signal Ground
17
CHASSIS GROUND
Chassis Ground
18
+5V
,__ PR
+5V supply
(50mAm)
19
0V
Signal Ground
20~27
0V
-
Signal Ground
28
0V
-
Signal Ground
29
0V
-
Signal Ground
30
0V
-
Signal Ground
31
INPUT PRIME
--> PR
nInit
nInit
nPeriphRequest
32
FAULT
<-- PR
nFault
nDataAvail
nPeriphRequest
33
0V
-
34
-
-
35
HILEVEL
<-- PR
High Level
36
SEL-IN
-- PR
nSelectln
1284 Active
184 Active
Connector pin arrangement
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Summary of Contents for OKIPAGE 24DX
Page 10: ...Figure 1 1...
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Page 41: ...5 Printing starts after the paper turns off the Write Sensor...
Page 52: ...The printing operation timing chart is shown below...
Page 65: ...Page 26 Service Guide OKIPAGE 24DX 24DXn Chapter 3 Parts Replacement Figure 3 1...
Page 67: ...Page 27 Service Guide OKIPAGE 24DX 24DXn Chapter 3 Parts Replacement Figure 3 2...
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Page 70: ...Page 28 Service Guide OKIPAGE 24DX 24DXn Chapter 3 Parts Replacement Figure 3 3...
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Page 73: ...Page 29 Service Guide OKIPAGE 24DX 24DXn Chapter 3 Parts Replacement Figure 3 4...
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Page 264: ...Page 129 Service Guide OKIPAGE 24DX 24DXn Chapter 8 Parts List Figure 8 1 Printer Unit...
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Page 267: ...Page 130 Service Guide OKIPAGE 24DX 24DXn Chapter 8 Parts List Figure 8 2 Frame Main Unit...
Page 270: ...Page 131 Service Guide OKIPAGE 24DX 24DXn Chapter 8 Parts List Figure 8 3 Base Unit...
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Page 274: ...Page 132 Service Guide OKIPAGE 24DX 24DXn Chapter 8 Parts List Figure 8 4 Duplex Unit...
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Page 308: ...Exchange BPX for any updates to this material http bpx okidata com...
Page 317: ...Duplex FEED JAM1...
Page 318: ...Duplex FEED JAM2 Duplex FEED JAM3...
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Page 325: ...Page 160 Service Guide OKIPAGE 24DX 24DXn Chapter C Duplex Unit Maintenance 6 0 Parts List...
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Page 422: ...Page 220 Service Guide OKIPAGE 24DX 24DXn Chapter E Multi Feeder Maint option 6 0 Parts List...
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