Toshiba strata DK8 Installation Instructions Manual page 126
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Also See for strata DK8:
- Installation and maintenance manual (609 pages) ,
- User manual (90 pages) ,
- General description manual (46 pages)
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INSTALLATION-STATION
APPARATUS
SECTION 100-816-206
MARCH 1993
NOTE:
DK8 and DK16 do not support
the HDCB.
6.02 DK8 and DK16 systems can be equipped
with
up to six MDFBs.
6.03 For DK8, DDCBs can only connect
to Circuit
3 (Port 02) and Circuit 4 (Port 03).
6.04 For DK16, DDCBs can only connect
to Ports
04 and 12. DDCBs
can only connect
to Circuit 5
(Port 04) of the Base Unit and/or Circuit 1 (Port 12)
of a PDKU or KCDU in the Expansion
Unit.
NOTE:
DDCBs
cannot connect
to the QSTU, KSTU,
PSTU, PEW
or PEKU.
6.10 DDCB and MDFB
Cabling
6.11 Refer to Section
100-816-208
for DDCB and
MDFB wiring/interconnecting
details. For door lock
control
installation
procedures,
refer to Section
100-816-208.
The length of the cable run from the
key service unit (KSU) to the MDFB (via the DDCB)
must not exceed
1,000 feet (305 meters),
if using
24 AWG cable (see Table 8-D).
NOTES:
1. DDCB cable runs must not have the fol-
lo wing:
l
Cable splits (single or double)
l
Cable bridges
(of any length)
l
High resistance
or faulty cable splices
2.
See Section
100-816-208
for secondary
protector
information.
6.20 DDCB Wall Mounting
6.21 The DDCB is designed
to be mounted
on a
wall or other vertical
surface.
Mount
the units in
accordance
with the following
steps:
1) Locate
the two mounting
holes on the right-
hand side on the DDCB (Figure
6-16).
2) Remove
the side cover from the DDCB
to
expose
the two
left-hand
mounting
holes
(Figure 6-l 6).
3) Position
the DDCB
adjacent
to the key ser-
vice unit (KSU) with regard to wiring needs.
EXTERNAL
POWER
STRAPS
(DDCB ONLY)
\
NOTE
See Table 8-D regarding
external
power requlremenrs.
FIGURE 6-16
DOOR PHONE (DDCB) INSTALLATION
4) Secure
the DDCB
to the mounting
surface
with four one-inch
panhead
wood screws.
6.30
Door Phone
(MDFB)
Wall Mounting
6.31
Mount
door phones
(MDFBs)
to a wall or
vertical
surface
in accordance
with the following
steps:
1) Remove
the screw
from the bottom
of the
cover.
Detach
the cover from the base and
metal frame
(Figure 6-l 7).
2) Position
the metal
frame
and base
to the
mounting
surface
and secure
with two one-
inch panhead
wood
screws
(Figure
6-17).
3) Attach cover to the metal frame and base and
secure with the screw which was removed
in
Step 1.
6.32
Door
Phone
Volume
Control.
Adjustthe
ring and voice volume to the MDFB in accordance
with the following
procedure:
1) Remove
the screw from the bottom
of the
MDFB cover. Detach the cover from the base
and metal frame
(Figure
6-17).
6-16
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