User's Manual Part 3

RBS 2308 and RBS 2309 User’s Guide
1.
Ensure that the RBS AC power switch on the MBU is on.
2.
Open the MBU cover and use
a multimeter to check that the
power input is either 100 V AC
to 127 V AC, or 200 V AC to
250 V AC.
P010498A
3.
Disconnect the power cable from the IXU and use a multimeter to
check that the power supply to the IXU is either 100 V AC to 127 V AC,
or 200 V AC to 250 V AC. The power is measured between pin 5 and
pin 6, see figure below.
P010615A
Not used
1
2
3
5
6
Figure 80 Measuring AC Voltage on IXU Power Cable
4.
Replace the PIB in the MBU, see Section 10.5.6 Replacing a PIB on
page 227.
5.
Replace
the IXU, see Section 10.5.4 Replacing an IXU on page 219.
1
99
EN
/LZT 720 0027 Uen R8A 2006-06-27