Oki B820n User Manual page 205

ACC interface specifications
„
Basic specifications
USB (only Oki Data checked card reader/writers)
Connectors
A receptacle (female) downstream port
Cable
Use the cable that belongs to the card reader.
(You cannot use the hub.)
Transmission mode
Low speed (Maximum 1.5 Mbps ±1.5%)
Supplied current
Maximum 500mA
Connector pin arrangement
Interface signal
Signal Function
name
1 Vbus Power (+5V)
2 D - For data transfer
3 D+ For data transfer
4 GND Signal grand
Shell Shield
Parallel interface specifications
„
• The parallel interface is disabled by default. If using the printer
Note!
interface, Set [Centro] on the printer control panel to [Enabled].
Enabling a Parallel Interface (

Basic specifications
IEEEstd1284 - 1994 standard parallel interface
Connectors
Printer side 36 - pole receptacle (female)
Cable side 36 - pole plug (male)
Cable
A 1.8m or lower cable compliant with IEEEstd 1284 - 1994 or an
equivalent product
(use a shielded cable.)
Transmission mode
Compatible
Nibble
ECP
Interface level
Low level +0.0 to+0.4V
High level +2.4 to +5.0V
Connector pin arrangement
P 92)
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