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Figure 5: RS232 or Light Pen Interface
RS232
or
Light Pen
INSTALLATION FOR RS232 OR LIGHT PEN INTERFACES
1. Follow the “Getting Started” steps on
page 3.
2. Turn off the host system.
3. Connect the PowerLink cable to the
jack labeled “RS232 or Light Pen” on
the MS7220.
4. Connect the other end of the
PowerLink cable to the host.
Before continuing verify that the
powerlink cable is connected to the
proper communication jack on the
scanner. Incorrect cable connection
can cause communication problems
or potential damage to the scanner.
5. Connect the external power supply to
the power jack on the Power Link
Cable.
6. Check the AC input requirements of
the power supply to make sure the
voltage matches the AC outlet.
7. Connect AC power to the transformer.
The outlet should be near the
equipment and easily accessible.
8. Slide the cable cover into place on
the back of the scanner then secure it
with the three M3 screws provided.
9. Turn on the host system.
10. Scan the appropriate bar codes on
page 10 to configure the MS7220 for
RS-232 or Light Pen communication.
Caution:
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.
To maintain compliance with standard CSA C22.2 No. 950/UL 1950 and norm EN 60950, the power source
should meet applicable performance requirements for a limited power source.