Mounting The Expansion Ksu - Toshiba Strata DK14 Installation And Maintenance Manual

Mounting the Expansion KSU

For purposes of identification, the labels appear on the boxes and Expansion KSUs
Important!
(see
Table 3-2 Expansion Unit Labels
Expansion Unit Box Labels
Expansion KSU Model No.
(expansion case bottom)
1. Strata DK40 may appear on a label.
WARNING! To prevent electrical shock, make sure the power supply switch is turned
OFF.
➤ To mount the Expansion KSU
1. Make sure the side cover is removed from the Base KSU. Turn Base KSU DC power switch
OFF.
2. Set the Expansion KSU on the Base KSU's hinge mounts, making sure that the Expansion
KSU sets properly in place.
3. Remove the safety lock from plastic bag that comes with the Expansion KSU. Install safety
lock to the Base KSU as shown.
4. Pull out on the safety lock until it can no longer be moved, securing the Expansion KSU to the
Base KSU. Do not detach the lock from the Base KSU.
5. Connect the Expansion KSU ribbon cable to the connector on the Base KSU. Close ribbon
cable connector lock on Base KSU.
6. Connect Expansion KSU green/yellow ground wire plug (FG2) to TB1 of the Base KSU.
(Make sure the plug locks on FG2.)
7. Making sure that the Expansion KSU is flush against the mounting surface, mark the location
of the Expansion KSU mounting screw hole.
8. Swing the Expansion KSU away from the mounting surface, and drill a hole at the mark made
in Step 7.
9. Install the PCBs per
the slot lock to the lock position.
10. Swing the Expansion KSU back to the mounting surface and secure it to the surface with a
screw.
11. Connect the wiring (e.g., modular CO line cords, 25-pair amphenol connector–per
DK40i/DK424 Universal Slot PCB
12. Fasten the wiring with Tie wraps (supplied) to the bottom of the expansion and Base KSUs.
13. Knock out the tab on the bottom of the side cover.
14. Plug the AC power cable into an outlet and then turn ON the power supply switch.
15. Install the side cover to the Expansion KSU.
Strata DK I&M 5/99
Table 3-2).
DK40i
DKSUBI40A
1
Model DKSUE40A Model DKSUE40A
Strata DK40
(see Figures 3-4, 3-6,
"Worksheet 1 – System PCB Assignment Guide"
Wiring) to the PCBs.
DK40 DK16e
DKSUB40A DKSUBT16A
Model DKSUET16A
Strata DK40 Strata DK16e
3-8~3-11)
DK40i Installation
KSU Mounting Considerations
DK16
DKSUB16A
Model DKSUE16
Strata DK16
on Page 2-11 and slide
Chapter 8 –
3-9