1820-048-C-5-18 2370-010 RJ71C
Instructions for RJ71 Phone Block
Part Number 2370-010
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Incoming Central Office
Phone Lines – 12 Max
Outgoing Phone Lines
to Apartments
To Line
Interface
Boards
IMPORTANT!
TIP (Positive) RING (Negative
polarity MUST be observed.
TIP must be punched down
on the top terminal of each
pair and RING must be
punched down on the
bottom terminal of each pair.
12 VDC Input Power
is used only with 1820 systems
AND only if the apartment does
not have central office phone
service.
12 VDC Output Power
is used if additional powered
RJ71s (more than 12 phone lines)
are required.
PHONE LINE/NO PHONE LINE
Set to left (Phone Line) if resident
has central office phone service.
Set to right (No Phone Line) if
resident does not have central
office phone service.
LINE IN
00
LINE IN
01
LINE IN
02
LINE IN
03
P1
1
LINE IN
04
LINE IN
05
LINE IN
06
LINE IN
07
P2
1
LINE IN
08
LINE IN
09
LINE IN
10
LINE IN
11
P3
1
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW9
SW10
SW11
SW12
EXTENSION
12VDC
OUTPUT
INPUT
12VDC
P8
P9
+
+
PHONE LINE
INPUTS
DOORKING 2370-010
POWERED RJ71
LINE OUT
00
LINE OUT
01
LINE OUT
02
LINE OUT
03
P4
1
LINE OUT
04
LINE OUT
05
LINE OUT
06
LINE OUT
07
P5
1
LINE OUT
08
LINE OUT
09
LINE OUT
10
LINE OUT
11
P6
1
PHONE LINE
OUTPUTS
PHONE LINE / NO PHONE LINE
P7
1820-048-C-5-18 2370-010 RJ71C
12 VDC
Regulated
1 amp
To additio nal
RJ71 Blocks
LINE IN
00
LINE IN
01
LINE IN
02
LINE IN
03
P1
1
LINE IN
04
LINE IN
05
LINE IN
06
LINE IN
07
P2
1
LINE IN
08
LINE IN
09
LINE IN
10
LINE IN
11
P3
1
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW9
SW10
SW11
SW12
EXTENSION
12VDC
OUTPUT
INPUT
12VDC
P8
P9
+
+
PHONE LINE
INPUTS
DOORKING 2370-010
POWERED RJ71
LI NE OUT
00
LI NE OUT
01
LI NE OUT
02
LI NE OUT
03
P4
1
LI NE OUT
04
LI NE OUT
05
LI NE OUT
06
LI NE OUT
07
P5
1
LI NE OUT
08
LI NE OUT
09
LI NE OUT
10
LI NE OUT
11
P6
1
PHONE LINE
OUTPUTS
PHONE LINE / NO PHONE LINE
P7
Enable Call -Down for residents
without Central Office (C.O.)
phone service.
1
2
3
1
2
3
Connect a 12VDC Regulated, 1 amp
power supply to terminal P8 (DK P/N
1812-020). Positive to the top
terminal marked +.
Up to three (3) additional 2370-010
phone blocks can be powered from
terminal P9. Note polarity!
Set the Phone Line / No Phone Line
switch to No Phone Line for those
residents without C.O. service.
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