
1835-067-A-9-18
4
8
NC
NO
NO
RING
HF
1816
HS
NC
C
ON
SPK
VOL
FEED
BACK
RS 232
ELEVATOR
12
34
5
6
7
8
9
10
11
12
13
14
1
2
3
MIC
VOL
OFF
KEYPAD
3 2 1
3 2 1
3
2
1
MASTER
CODE
16AC
16AC
BAT
1NO
1NC
1C
2RY
2C
A
Z
IMC
5VDC
IMD
SPKR
COM
MIC
PSW
CGND
PHONE
1
8
35
sn XX
THIS SIDE UP
0000010100010
BACKLITE
CUTOFF
CONTRAST
DOORKING 1892-010
3 2 1
SINGLE
CONTRAST
DOORKING 1896-012
TONE ON
TONE OFF
1830 Series Circuit Board
1837 LCD Display Board
LCD Interface Board
SECTION 4 - ADJUSTMENTS
RS-232 Terminal
(see sections 2.4 and 2.5)
Elevator Control
Terminal
(see section 2.1-
Expansion boards
and elevator
control and 2.2)
Auxiliary Terminal
(see section 2.2)
Relay 2 Jumper:
Normally Open (NO)
Normally Closed (NC)
(see section 4.6)
Relay 0 Terminal:
Normally Open (NO)
Normally Closed (NC)
Common (C)
(see section 2.2)
Keypad
Connector
Master Code Switch
(see sections 3.2.1 and 4.4)
Ring Pin Jumper
(see sections
3.1 and 4.5)
Feedback Tone ON/OFF
Jumper
(see section 4.1)
Speaker Volume
(see section 4.1)
Microphone Volume
(see section 4.1)
1816 Interface Jumper
(see section 4.7)
Hands Free (HF)
setting
MUST
be used.
DO NOT
use
Hand Set (HS) Jumper
(see section 4.8)
Main Terminal (2.2)
Section 4.2 - Contrast
Contrast - Section 4.2
Backlite Cutoff - Section 4.3 Do not adjust
Feedback (see section 4.1)
Memory Chip
(see sections 1.5
and 3.1.3)
RELA
Y-0
RELA
Y-2
RELA
Y-1