DKS 1803PC Owner's Manual page 61

SYMPTON
Four-digit entry codes
will not work.
Entry codes will not
activate relay 0.
Entry codes will not
activate relay 1.
Entry codes will not
activate relay 2.
Security levels or
elevator control will
not function.
System emits a beep
every 30 seconds.
DTMF tones are
heard 15 seconds
after call is answered.
LCD Display shows:
Reset Mem?
1 = Y 2 = N
LCD display shows:
Need 1815(17) SM
MEMCHIP
LCD is unreadable.
6.1.1 RS-232 Test
This test procedure will check the RS-232 hardware to determine a pass or fail mode. You will need
two short pieces of wire to perform this test.
1. Open the cabinet of the telephone entry system and locate the RS-232 terminals in the
upper left hand corner of the control board.
2. Short terminal 1 to terminal 2 using the first piece of wire.
3. Short terminal 3 to terminal 4 using the second piece of wire.
4. Press *17 and enter the four-digit master code _ _ _ _ (beep).
5. Press *.
PASS - The display will indicate: RS232 HARDWARE PASS and a long tone will be heard
(Beeeeeep).
FAIL - The display will indicate RS232 HARDWARE FAIL and two short tones and then a
long tone will be heard (Beep - Beep - Beeeeeep).
6. Remove the jumper wires from the terminal after performing this test.
POSSIBLE SOLUTION(S)
•
Forgetting to press # first.
•
Re-program the entry code ranges (3.7.3).
•
Re-program relay 0 low and high ranges (3.7.3).
•
Re-program relay 0 low and high ranges (3.7.3).
•
Re-program relay 0 low and high ranges (3.7.3).
•
Check that the SEC LEVEL pin is in place (4.12).
•
Master code switch is in the ON position (4.7).
•
The system CALL UP feature is turned on. Re-program this feature to turn it
off (3.2.3).
•
The memory chip size (small chip) and the main memory storage ship (large
chip) do not match in memory size. By pressing 1, the main memory storage
chip will be matched to the memory size chip. All data in the main memory
will be erased when this function is performed.
•
Press 2 to cancel out of this function.
•
The small chip in the PC board socket is for an 1818 system and cannot be
used in the telephone entry system.
•
Adjust contrast (4.4, 4.5 and 4.6).
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