Setting The Dip Switch; Connecting The Computer - Sony UP-D2550S Service Manual

Setting the DIP Switch

The DIP switches on the rear panel determine the on/off state of the internal SCSI
bus terminator and SCSI device ID number.
ON
4 2 1
1
0
OFF
Terminator SCSI ID
Terminator ON/OFF setting
If the printer is located at the physical end of the SCSI bus, this switch should be
set to ON. Otherwise, if another device is at the end of the bus, this switch should
be OFF.
Switch ON
Terminator The internal terminator is ON. The internal terminator is OFF.
SCSI ID setting
The SCSI ID selection must be different from any other device on the bus. If two
SCSI ID devices have the same ID, a malfunction will occur.
SCSI ID SCSI ID switch
4 2
0 0 0
1 0 0
2 0 2
3 0 2
4 4 0
5 4 0
6 4 2
7 4 2
12 Preparation
OFF
1
0
1
0
1
0
1
0
1

Connecting the Computer

The UP-D2550S connects to the computer that supports the SCSI interface.
Before connecting the computer, see "Important safeguards/notices for use in the
medical environment" on page 2.
Notes
• Turn off the power of each device before attempting to make any connections.
• Grab the connector at the end of the connecting cable, and firmly insert it into the
socket.
• Before connecting the SCSI cable, make sure to turn off the power switches on
your computer and any peripheral equipment.
• The total length of the SCSI cabling used with a single-host computer should be
less than 6 meters.
• The length of the SCSI cabling used with a single-host computer should be less
than 1 meters.
Computer
SCSI cable
(not supplied)
SCSI ID DIP switch
a)
to SCSI connector
a) If the printer is located at the physical end of the SCSI bus, this switch should
be set to ON. (see "Setting the DIP Switch" on page 12)
a)
AC power cord (supplied)
to⁄AC IN to wall outlet
Preparation 13