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INSTALLATION-TELEPHONE
SECTION 200-096-207
FEBRUARY1991
TOP ASSEMBLY
RS-232 (FEMALE)
DE-25 CONNECTOR
/
-/
TO P2 OF
BOTTOM
PC6
IMPORTANT: DO NOT CONNECT DIU
CABLES TO HHEU CONNECTOR
-.- -.
DIGITAL TELEPHONE BASE
FlGURE7-9-PDIU-DI/DIGITALTELEPHONElNSTALLATlON
NOTE:
The DIU strap must be replaced if the PDIU-
DI is removed from the telephone.
4) Attach the PDIU-DI to the bottom of thedigital
telephone and secure with the four captive
screws (Figure 7-l).
5) Remove the telephone number directory tray
from the original telephone base and install it
on the PDIU-DI telephone base (Figure 7-9).
Bend tray by squeezing its sides so it bows
slightly to remove and reinstall.
NOTES:
1. The PDIU-DI and accompanying digital
telephone share the same wire pair and
PDKU port.
2. To install data devices to the PDIU-DI,
RS-232 connector, see Chapter 8, PDIU-
DI/PDIU-DS Data Device Installation.
4.12 PDIU-DI Programming Overview
Program 03
l
No special code required.
Program 39
l
Assigns them, m, andmra buttons.
Programs 20 and 22
l
PDIU configuration.
4.13 HHEU Upgrade Installation. Install the loud
ringing bell/headset (HHEU) upgrade in accor-
dance with the following steps:
NOTE:
The HHEU installed in a digital telephone
must be V.3 or greater.
1) Loosen the four captive screws securing the
telephone base (Figure 7-l), and remove the
base.
2) Using a screwdriver or other suitable tool,
remove the plastic tab located on the back of
the base (Figure 7-I); the HHEU modular
connector for the headset will be accessed
through this opening.
,
7-8