IBM 9348 Service Information page 53

Connect the ac power cable to
rack power outlet.
Remove the ac power cable from
the rear of the tape unit.
DANGER
Dangerous voltage being
measured.
(RSFTDWS)
Measure the ac voltage at the end
of the ac power cable that con-
nects to the tape unit (measure the
two outside pins as shown).
Is the ac voltage present?
Yes No
1 If there is no voltage,
exchange the tape unit
power cable.
This ends the procedure.
Chapter 1. Analyzing Problems
1-41