Hookup
•Attach noise free NTSC (or optional PAL) video source
• Not required if self-generated screen mode selected
•Attach to monitor, VCR, DVR, video transmitter, etc.
•Attach using supplied cable to “customer display”
port of Micros®POS terminal.
• Attach to pole display.
• Not required
• +8 to +14 volts DC (60 ma max.)
•2.1 mm x 5.5 mm DC coax plug, center tip positive
• Wall power supply included
Description
PostMark®interfaces Micros®point of sale terminals (POS) with security cameras
to produce a continuous overlay of transactions superimposed on the camera video
output. PostMark®can either interface between a Micros®point of sale terminal
and pole display or work standalone connected to a Micros®point of sale terminal.
Specifications
Dimensions: 5 1/2” x 3 1/2” x 1 1/4”
Weight: 7.8 oz.
Input voltage: 8.0 to 14.0 volts DC (60 ma max.)
DC plug: 2.1 mm x 5.5 mm, center tip positive
Operating temperature: -10 C to +70 C
Text area: 28 columns by 11 rows (308 characters)
Text / background: Adjustable brightness and translucent (see-through) levels
Video level: 1 volt peak to peak
Video impedance: Input 75 ohm, output 75 ohm resistively terminated
TTL input:
9,600 baud, 8 data bits, 1 stop bit, inverted data
2
Installation
On the back of PostMark®there are five connectors (see figure 2.) Make the
following hookups:
Connector
VIDEO IN (optional)
VIDEO OUT
TERMINAL
POLE DISPLAY
(optional)
DC 8-14 V
Fig 2.0 - Back view of PostMark®.Fig 1.0 - Front view of PostMark®.
