-25-
STRATA DK FAULT FINDING
SECTION 400-096-500
SEPTEMBER 1992
CHART NO. 12
DOOR PHONE FAULTS (cont.)
Is
the fault
cleared?
YES
Does
DP work in
any other DDCB or
HDCB output?
YES
YES
Program system
for door phone
usage.
NO
DP2
Page 23
From
Can you
speak over DP from
digital or electronic
telephone?
YES
NO
END
Is
the system
programmed properly
for the DP?
NO
NO
If you
dial the DP
do you hear a
busy signal?
YES
Recheck
DDCB or HDCB output
programming.
Is the
fault
cleared?
Call the
Service Center
for assistance.
DP5
Page 24
From
DP4
Page 24
To
DP3
Page 24
To
DP4
Page 23
To
NO
NO
YES
END
Summary of Contents for Strata DK 24
Page 2: ......
Page 10: ......
Page 12: ...INSTALLATION SYSTEM DESCRIPTION SECTION 400 096 202 SEPTEMBER 1992 ...
Page 42: ......
Page 72: ......
Page 102: ......
Page 110: ......
Page 144: ...INSTALLATION TELEPHONE SECTION 400 096 207 SEPTEMBER 1992 ...
Page 164: ......
Page 166: ...INSTALLATION PERIPHERALS SECTION 400 096 208 SEPTEMBER 1992 ...
Page 170: ......
Page 238: ...INSTALLATION WIRING DIAGRAMS SECTION 400 096 209 SEPTEMBER 1992 ...
Page 300: ......
Page 302: ...REMOTE ADMINISTRATION MAINTENANCE PROCEDURES SECTION 400 096 600 SEPTEMBER 1992 ...
Page 372: ......