Sun Microsystems Ultra 60 Manual page 9

4
Changing the RS-423/232 Jumpers
Note — If you are connecting your system to a public X.25 network,
you may need to change the serial port mode jumpers from RS-423
to RS-232 mode.
1. Power off the system and open the system unit (
2. Locate the wrist strap, and attach its adhesive copper strip to
the chassis back panel. Wrap the other end twice around your
wrist, with the adhesive side against your skin.
JP tasks
KR tasks
TW tasks
PRC tasks
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3. Use a Phillips screwdriver to loosen the four screws that hold
the power supply to the chassis. Slide the power supply partially
out such that it is not blocking the jumpers.
Note — The power cord must remain plugged into the power
2).
source.