Viking LSD-2 Product Manual Download Page 2

Installation

If all of the switches are in the 

OFF

position, all inbound calls are routed to the 

DEVICE 2 (PRIORITY)

port.  Once any

of the DIP switches are turned on, inbound calls default to the 

DEVICE 1

port unless the selected method is detected

by the 

LSD-2

. The 

LSD-2

can use three different methods to determine if an incoming call is to be switched to the 

DE-

VICE 2 (PRIORITY)

port, instead of defaulting to the 

DEVICE 1

port. Each of these methods can be switched on or off

using the DIP switches located on the front edge of the board. When mixing modes of operation, the 

LSD-2

uses all

the modes that are turned on, and if any of the selected triggers are detected, the incoming call will be routed to the

DEVICE 2 (PRIORITY) 

port. If a selected trigger(s) is not detected, the inbound call will ring through to the 

DEVICE 1

port. For more information on these modes, see 

Operation

section 

C

Note: 

To force all calls to be routed to the 

DEVICE 1

port, simply set DIP switch 3 to the 

ON

position, but do not pro-

gram any caller ID numbers.

IMPORTANT:

Electronic devices are susceptible to lightning and power station electrical surges from both the AC

outlet and the telephone line.  It is recommended that a surge protector be installed to protect against such surges. 

Step 1

Connect the incoming phone line or analog PABX station to the terminal positions marked 

CO IN

.

Step 2

Connect the standard phones, unused trunk port or other non-priority device to the terminal positions
marked 

DEVICE 1

.

Step 3

Connect the Emergency Phone, Alarm Panel or other priority device to the terminal positions marked

DEVICE 2 (PRIORITY)

.

Step 4

Connect the 12VDC wall adapter to the 

LSD-2

.

S2

1

3

2

ON

C

VIKING

©

VIKING

ELECTRONICS

HUDSON, WI 54016

LINE SHARING DEVICE

POWER 12V DC

MODEL LSD-2

DEVICE 1 

CALLER ID 

CUSTOM RINGING

QUICK CALL BACK

2 3

1

SET

BUTTON

STATUS

LED

C.O.

IN

DEVICE 2

(PRIORITY)

-or-

1

2

3

4

5

6

7

8

9

0

Send

120V AC/

12V DC

Adapter

(included)

C.O. Line

or Analog

PABX/KSU

Station

PABX/KSU
Trunk Port

Fax Machine

Modem

Credit Card

Reader

Standard

Telephone

Emergency Phone, 

Alarm Panel or other 

Priority Device

(E-1600A shown,

not included)

Note:

Be sure the 

LSD-2

has power available at all times.  If power is lost, the phone line will be connected to the pri-

ority device only.

Programming

Switch

Position Description

1

ON

Quick Call Back Mode

1

OFF

Disable Quick Call Back Mode

2

ON

Distinctive Ring Mode)

2

OFF

Disable Distinctive Ring Mode

3

ON

Caller ID Mode

3

OFF

Disable Caller ID Mode

S2

1

3

2

ON

C

VIKING

©

VIKING

ELECTRONICS

HUDSON, WI 54016

LINE SHARING DEVICE

POWER 12V DC

MODEL LSD-2

DEVICE 1 

CALLER ID 

CUSTOM RINGING

QUICK CALL BACK

2 3

1

SET

BUTTON

STATUS

LED

C.O.

IN

DEVICE 2

(PRIORITY)

1  2  3

ON

OFF

S2

Note

:  When all switches are 

OFF

, all inbound calls are routed to the 

DEVICE 2 (PRIORITY) 

port.

A.  Call Back Mode

To place the 

LSD-2

in Call Back Mode, move DIP switch 

1

to the 

ON

position.

B.  Distinctive Ring Mode

To use the Distinctive Ring Mode, first purchase distinctive ringing service from your local phone service provider.
Then move DIP switch 

2

to the 

ON

position. 

Note:

In this mode the 

LSD-2

detects double or triple custom ringing.

Summary of Contents for LSD-2

Page 1: ...n use the phone line is not available for normal use Any additional emergency calls will have to be made on another phone line For this reason the LSD 2 is not recommended for single line applications Note With some Central Office equipment it may take up to 20 seconds to disconnect an incoming call to the non priority device The emergency de vice must be capable of delaying this long before diali...

Page 2: ...ositions marked DEVICE 1 Step 3 Connect the Emergency Phone Alarm Panel or other priority device to the terminal positions marked DEVICE 2 PRIORITY Step 4 Connect the 12VDC wall adapter to the LSD 2 S2 1 3 2 ON C VIKING VIKING ELECTRONICS HUDSON WI 54016 LINE SHARING DEVICE POWER 12V DC MODEL LSD 2 DEVICE 1 CALLER ID CUSTOM RINGING QUICK CALL BACK 2 3 1 SET BUTTON STATUS LED C O IN DEVICE 2 PRIORI...

Page 3: ... Flash after Ring In the Quick Call Back mode the LED will continue to flash for 20 seconds Fast Flash In the Caller ID mode the LED will fast flash if a Caller ID number is received that is not in memory A LED Status B Outbound Calls When the LSD 2 is idle the Status LED will be lit solid and both ports are connected to an internally generated 40V DC talk battery If a device attached to the DEVIC...

Page 4: ...manufactured which ever is greater If at any time during the warranty period the product is deemed defective or malfunctions return the product to Viking Electronics Inc 1531 Industrial Street Hudson WI 54016 Customer must contact Viking s Technical Support Department at 715 386 8666 to obtain a Return Authorization R A number This warranty does not cover any damage to the product due to lightning...

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