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Oki Data CONFIDENTIAL
44043511TH Rev.2
1 /
1.5.3.5 Parallel Interface Signal
The name of the interface signal and pin number is indicated in Table 1-1.
Table 1-1 Signals
Note!
Nibble mode signal names are indicated in the ( ).
Only indicates the Compatible Mode functions.
This printer supports the IEEE 1284-14 Nibble Mode standardized by the Institute of
Electric and Electronic Engineers (IEEE). Note that use of PCs and cables that do not
comply with this standard may result in unforeseeable operations.
Pin No.
Signal Name
Direction
Function
1
nStrobe
(HostClk)
TO PRINTER
Pulse to read data.
Data is read with the latter wire.
2
DATA 1
TO PRINTER
8bit parallel data.
High Level:
"1"
Low Level:
"0"
3
DATA 2
4
DATA 3
5
DATA 4
6
DATA 5
7
DATA 6
8
DATA 7
DATA 8
10
nAck (PtrClk)
FROM PRINTER Signal indicating completion of incoming data.
11
Busy (PtrBusy)
FROM PRINTER Indicates whether the printer state can accept
data or not.Data cannot be accepted during High
Level.
12
PError (AckDataReq) FROM PRINTER Paper error takes place during High Level.
13
Select (Xflag)
FROM PRINTER Always High Level when the parallel interface is
active.
14
nAutoFd (HostBusy)
TO PRINTER
Used for two-way communications.
15
Unused
–
Unconnected
16
GND
–
Ground for signal.
17
FG
–
Ground for chassis.
18
+5V
FROM PRINTER Provides +5V. Cannot supply power to an
external device.
1 to
30
GND
–
Ground for signal.
31
nInit (nInit)
TO PRINTER
Printer is initialized during Low Level.
32
nFault (nDataAvail)
FROM PRINTER When printer is alarming the printer goes to Low
Level state.
33
GND
–
The ground for signals
34
Unused
–
Un-connecting.
35
HILEVEL
FROM PRINTER 3.3kW inside printer is pulled up by +5V.
36
nSelectIn
(IEEE1284 active)
TO PRINTER
Used for two-way communications. Always in
Low Level in the compatible mode.
Summary of Contents for C910
Page 1: ...Oki Data CONFIDENTIAL Model X Maintenance Manual 032007A...
Page 13: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 12 6 Finisher Unit 5 Tray except for China...
Page 94: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 93 4 2 Parts Layout MAIN ViewA Next page C910 Only...
Page 95: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 94 600dpi 1200dpi Air Flow Air Flow Air flow ViewA...
Page 96: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 95 Printer Unit 120V 230V 1 2 See next page...
Page 97: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 96 Printer Unit 120V 230V 2 2 A A...
Page 98: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 97 Plate Assy Power_120V 230V...
Page 99: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 98 Base Assy 1 2...
Page 100: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 99 Base Assy 2 2 A A...
Page 101: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 100 Side R Assy...
Page 102: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 101 Side F Assy C910 Only...
Page 103: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 102 Duct Drive Assy...
Page 104: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 103 FDR Unit Regist A A C C B B...
Page 105: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 104 FDR Unit MPT A A 2...
Page 106: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 105 Eject Assy...
Page 107: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 106 Plate Top Assy...
Page 108: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 107 Job Offset Assy...
Page 109: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 108 Basket Assy...
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