4
947301
TABLE 1 - DIPSWITCH SETTINGS FOR DOOR UNLOCK CODES
DIGIT
SW1
SW2
SW3
SW4
1
2
3
4
ON
OFF
ON
OFF
OFF
ON
ON
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
5
6
7
8
ON
OFF
ON
OFF
OFF
ON
ON
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
ON
9
0
*
#
ON
OFF
ON
OFF
OFF
ON
ON
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
A
B
C
D
ON
OFF
ON
OFF
OFF
ON
ON
OFF
ON
ON
ON
OFF
ON
ON
ON
OFF
TABLE 2: TROUBLESHOOTING CHART
PROBLEM
ACTION
1. No system operation - Power LED not lit.
2. No system operation - Power LED is lit.
3. No paging at speaker.
4. Paging at speaker but no reply from speaker.
5. No system ringing when the doorplate button
is pressed.
6. Door unlock relay does not operate.
7. No ringback tone to speaker when door
button is pressed.
1a. Verify AC voltage is present at the receptacle.
1b. Check the fuse located on the bottom of the unit.
If blown, replace with a 1 amp 250 VAC fuse.
2a. Verify that screw terminal connectors are completely
plugged into circuit board headers.
2b. Refer to Figure 2 and verify all connections.
3a. Check door plate speaker connections.
3b. Refer to Figure 5 and adjust Phone to Speaker
volume.
4a. Refer to Figure 5 and adjust Speaker to Phone
volume.
5a. Refer to Figure 5 and check Ring ON/OFF switch.
6a. Refer to Table 1 and verify dip switch settings.
7a. Refer to Figure 5 and adjust ringback tone volume
control.
