DKS Enterprises 1803PC, 1815 6.1.1 RS-232 Test, will be erased when this function is performed

SYMPTON	POSSIBLE SOLUTION(S)
Four-digit entry codes	• Forgetting to press # first.
will not work.	• Re-program the entry code ranges (3.7.3).
Entry codes will not	• Re-program relay 0 low and high ranges (3.7.3).
activate relay 0.
Entry codes will not	• Re-program relay 0 low and high ranges (3.7.3).
activate relay 1.
Entry codes will not	• Re-program relay 0 low and high ranges (3.7.3).
activate relay 2.
Security levels or	• Check that the SEC LEVEL pin is in place (4.12).
elevator control will
not function.
System emits a beep	• Master code switch is in the ON position (4.7).
every 30 seconds.
DTMF tones are	• The system CALL UP feature is turned on. Re-program this feature to turn it
heard 15 seconds	off (3.2.3).
after call is answered.
LCD Display shows:	• The memory chip size (small chip) and the main memory storage ship (large
Reset Mem?	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
1 = Y 2 = N
	will be erased when this function is performed.
	• Press 2 to cancel out of this function.
LCD display shows:	• The small chip in the PC board socket is for an 1818 system and cannot be
Need 1815(17) SM	used in the telephone entry system.
MEMCHIP
LCD is unreadable.	• Adjust contrast (4.4, 4.5 and 4.6).

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.

61