IBM 3745 21A Installation Instructions Manual page 12

Installation Instructions
IBML
10.4.2 New CCU Enclosure
Installation
1. Move the new CCU enclosure, still sitting
on its shipping pallet assembly, close to
the machine.
2. If a third person is needed, remove the
handhold (PN 76F9076) from the TCM
CCU enclosure and attach it to the new
CCU enclosure (need to tilt the enclosure
on the shipping pallet).
3. Lift the enclosure from the shipping
pallet using the enclosure top bar, and
put the part of the enclosure marked
B
on the slides
on previous page).
Slide the enclosure partially in the 3745.
Note
When the enclosure is put on its
slides in the 3745, check from the
front of the 3745 that there is no risk
of damaging flat cables, FDS cables,
and FAN power cords.
4. Remove the handhold and slide the
enclosure in place.
3745 PN 17G5534 EC C38405
FFBM 12 of 22 06APR93
12
A
in 3745 (refer to figure
EC C38405A EC D55799
17JUN93 16SEP94
10.4.3 Card Locking
1. Remove the red bracket
and place it on a table.
2. Remove the plate
attached to the Red Bracket.
Save screws and plate for re-use.
3. Secure the enclosure with the screws
provided in the bag attached to the red
2
bracket .
Save the red bracket for the reinstalla-
tion.
4. On each card, move levers
simultaneously.
Note: To improve contact, operate the
levers 3 times.
5. Position the plate
and block card locations which are used
for CCU B cards.
Secure with 4 screws saved in previous
Steps 1 and/or 2.
EC D55883 EC E27926
11MAY95 14MAR97
3
(four screws)
1
which is shipped
4
inwards
1
to lock STER cards