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INSTALLATION-DK 16 KSU & PCB
SECTION 100-816-205
MARCH 1993
12 OPTION INTERFACE UNIT
(PIOU AND PIOUS)
12.00 General
12.01 The Option Interface Unit (PIOU or PIOUS)
provides a circuit interface with peripheral options.
A maximum of one PIOU or PIOUS PCB can be
installed in the system. The PIOU and PIOUS
support the same options, except the PIOUS
does not support Zone Paging (see Paragraph
12.11).
12.02 PIOU controls, indicators, and interface
connectors are shown in Figure 5-18 and de-
scribed in Table 5-F. PIOUS information is pro-
vided in Figure 5-19 and Table 5-G.
12.03 The internal 600 ohm or 3 watt page am-
plifier of the PIOU is not supported by Strata
DK16.
12.10 PIOU and PIOUS Hardware Options
12.11 The PIOU and PIOUS support the following
STRATA DK16 hardware options:
Internal Options
Remote Maintenance Modem Unit (IMDU)
External Options
Alarm Sensor
Local Maintenance Terminal or Modem
SMDR Printer or Call Accounting Port
Remote Maintenance Port
Relay control options
Zone Page via relays (PIOU only)
NOTE:
Refer to Peripheral Equipment Installation,
Section 100-816-207, for installation of exter-
nal options.
12.12 Remote Maintenance Modem Unit (IMDU)
Installation. Install the Remote Maintenance Mo-
dem Unit (IMDU) in accordance with the following
steps:
1) Remove the PCB from its protective packag-
ing.
FIGURE 5-18
PIOU CONTROLS, INDICATORS, AND INTERFACE CONNECTORS
P1
BACKPLANE CONNECTOR
P2
50-PIN AMPHENOL CONNECTOR (FEMALE)
SW2
M
C.C.I.T.T.
N.O.
SPO
1200
300
TTY
MODEM
B
B
TTYSMDR
P13
P12
SPI
SW1
SW3
J3
P3
P11
P10