DoorKing 1833 PC Programmable - Manual (Page 50)

1835-065-E-7-13 48
4.5 Master Code Switch
The master code switch MUST be kept in the OFF position for normal operation. Turn the master code
switch ON only when programming the system’s master code. See section 3.2.1 to program the system’s
master code. If the master code switch is turned ON and a new master code is NOT entered, the system will
sound a long tone after approximately 30 seconds. This tone will continue every 30 seconds until a new
master code is entered, or until the switch is turned off.
ON
OFF
MASTER
CODE
4.7 Relay 2 Jumper
This jumper sets the contacts on relay number two at either Normally Open (NO) or Normally Closed (NC).
The jumper is set to NO from the factory.
NO
NC
4.9 HF – HS Jumper
For Hands Free (HF) operation, the jumper is set in the left position. For a system with a Hand Set (HS),
the jumper is set in the right position. The jumper is set to HF from the factory. HF
HS
4.8 Auto – 1816 Interface Jumper
This jumper sets the system to operate as a stand-alone unit - AUTO (top position), or to interface with the
1816 Telephone Intercom System (bottom position). The jumper is set to AUTO from the factory.
Auto
1816
4.6 Ring Pin Jumper
The ring pin jumper is labeled RING on the control board. This jumper MUST be installed to allow the
system to ALWAYS answer the calls placed to it. If remote programming or remote relay operation is to be
used, the jumper MUST be installed on the pins. Removing the jumper will cause the system to NEVER
answer calls placed to it.
RING
RING
Always Answer Calls
Never Answer Calls