• Voice mail systems that don’t provide message
waiting voltage
• Remote voice mail systems
• Staff “In - Out” board
• “Do Not Disturb” lights
• Each MLC-24 controls up to 24 message
waiting lamps
• Compatible with 90 to 125V message waiting
phones
• Compatible with LED’s or Viking LM-1 or LM-2
retrofit message waiting lamp kit
• Displays both steady lamp or flash for urgent
messages
• Expandable in multiples of 24 lamps
• Uses existing C.O. lines or analog PABX/KSU
stations
• Built in diagnostics to aid installer
With Viking’s MLC-24 you can integrate visual
message waiting indication with nearly any
phone system...even those phone systems
which do not support message lamps.

Add Message Waiting Lamps for Voice

Mail....On any Telephone System!

VIKING©

Technical Practice

Telecommunication Peripheral Products MLC-24
Message Waiting
Lamp Controller
March 2, 1998

Features Applications

Sales...(715) 386 - 8861
Made in the U.S.A.
Power: 120V AC/13.8V AC 1.25A, UL listed, adapter provided
Dimensions: 8.25mm x 160mm x 44mm (8.25” x 6.25” x 1.75”)
Shipping Weight: 1.36 kg (3 lbs.)
Environmental: 0°C to 32°C (32°F to 90°F) with 5% to 95% non-
condensing humidity
Connections: (1) RJ21X male, (1) RJ21X female, (1) RJ11 com
port

Specifications

E-mail...Sales@VikingElectronics.com
Commands are sent to the controller via C.O. line or analog PABX/KSU station or trunk
port. Up to four MLC-24 controllers can be connected to a single line.
http://www.VikingElectronics.com
The MLC-24 is compatible with virtually any
voice messaging system with “out call” or
“dispatch” feature. It can also be activated
manually from a Touch Tone phone. The lamps
can be reset by the voice mail system or from
the user’s telephone.