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HP 4S Scanner pinout

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9 pin D-SUB female connector layout

9 pin D-SUB female connector



Pin Name Dir Description
1CD<--Carrier Detect
2RXD<--Receive Data
3TXD-->Transmit Data
4GND---System Ground
5CTS<--Clear to Send
6DSR<--Data Set Ready
7RI<--Ring Indicator
8RTS-->Request to Send
9DTR-->Data Terminal Ready

Note: Direction is DTE (Computer) relative DCE (Scanner).


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9 pin D-SUB male connector diagram

9 pin D-SUB male connector

Pinouts.ru > Some peripheral devices pinouts >  Pinout of HP 4S Scanner and layout of 9 pin D-SUB female connector and 9 pin D-SUB male connector
Document status: may be incorrect
Source(s) of this and additional information: HP 4S Scanner pinout at The Pin-Out directory, from Hardware Book 1 reports
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