5. In the below table, record the dip switch settings for each 270-pin passive QIP. If the switch
is pressed down, it is on. You will use these settings to set the dip switches on the new 300-
pin passive QIPs.
Figure 20.
Record the dip switch settings.
6. Use the #2 Phillips screwdriver to remove the screws holding the passive QIPs to the
chassis (Figure 21). Throw away the screws.
7. Remove the passive QIPs.
Page 16
Remove the Old Passive QIPs
Passive QIP #1
Switch #1
(On/Off)
Switch #2
(On/Off)
Switch #3
(On/Off)
Switch #4
(On/Off)
Table 2. Dip Switch Settings
P.N. 90910883
Passive QIP #2
Figure 21.
Remove the passive QIP.
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