83659100 05971
MK Series DOOR SENTRY
VIDEO ENTRY SECURITY INTERCOM
Models: MK-1MD Main audio/monitor station
MK-1MD/A
INSTALLATION & OPERATION MANUAL
Before actually installing MK-1MD(/A), the contents of this Manual
must be thoroughly read and understood.
A PRECAUTIONS ON INSTALLATION & WIRING
® AlPHONE
/iy: WARNING
(Negligence could result in death or serious
injury to people)
A,: GENERAL PRECAUTIONS
General prohibitions.
(§): Prohibitions to subject the unit to water.
A WARNING
1. Do not change or modify MK-1 MD(/A) equipment. ^
2. Do not connect any power source other than specified to
terminals +, - on MK-1 MD(/A).
Doing so can cause fire or damage the unit. ^
3. The MK-1 MD(/A) equipment must not be exposed to water
or any other liquid, rg)
4. Do not open MK-1MD(/A) monitor unit. The high voltage is
inside.
5. Make sure wires are connected properly before plugging in
the power supply. ^
6 Keep AC outlet away from moisture and dust.
7. Do not put any forcible strength on the monitor of MK-
1 MD(/A). It can cause injury.
CAUTION
A
1. Do not install or make any wire terminations while power
supply is turned on. It can cause electrical shock or
damage the unit.
2. Mount the MK-1 MD(/A) monitor on wall in a convenient
location, but not where it could be bumped or jarred.
A : CAUTION
(Negligence could result in injury to people or
damage to property)
Prohibitions to dismantle the unit.
Q: Take the unit to earth ground
3. Do not install MK-1 MD(/A) components in any of the
following locations, as it may cause the system to
malfunction;
- High or extreme cold temperature area: under direct
sunlight, near equipment that varies in temperature,
in front of air-conditioner, inside a refrigerated area,
etc.
- Places subject to moisture or humidity extremes.
- Places subject to environmental conditions, such as
oil, dust, chemicals, salt, etc.
- Places subject to constant vibration or impact.
A GENERAL PRECAUTIONS
1. MK-1 MD(/A) equipment, except for MK-DS(/A), is
designed for indoor use only. Do not install outdoors.
2. MK-1 MD(/A) system is not operable during a power
failure.
3. In areas where broadcasting station antennas are close
by, intercom system may be affected by radio frequency
interference.
4. Keep all DC wiring at least 30cm, 20” away from
AC 100 ~ 240V wiring, fluorescent lighting, or dimmer
switches. Otherwise, cross AC wiring at a 90° angle.
SYSTEM OUTLINE & COMPONENTS
MKS-1E DOOR SENTRY is a set with one monitor and one video door station for audio and video door answering
and door release.
A second monitor or audio-only handset can be added.
■ Package contents
MKS-1E, AC 120V (USA) or AC 220-240V
Boxed set with Main monitor MK-1 MD(/A),
Door station MK-DS(/A) & Power supply
(PS-18YC/AorPS-18YE)
Mounting bracket
Packet of screws
installation & Operation Manual
Components available
• Video door station • Monitor & audio stations
• Call extension • Door strike
Power supply
NAMES AND FEATURES
BRIGHT control
TONE control
each 3 positions
MK-1MD(/A)
■ Features
☆ One door and one monitor system,
expandable with second audio/monitor
or audio-only sub station.
☆ Wide angle door station: Views 70cm
vertically and 100cm horizontally (70°V
x90°H).
☆ Camera angle adjuster on MK-DS(/A)
(Turns up camera angle by 14°).
-2-