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Chapter 11. Specifications
61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 87
Display
• Two-line by 16-character LCD
• LED Indicators:
RS Request to Send
Indicates the DTE is ready to transmit.
CS Clear to Send
Indicates the ISU 2x64 is ready to transmit.
TD Transmit Data
On when the DTE is transmitting to the ISU 2x64
RD Receive Data
On when the ISU 2x64 is receiving data from thefar-end
CD Carrier Detect
On when the ISU 2x64 is ready to transmit data
TR Data Terminal Ready from DTE
On when DTR is active at the DTE interface
SR Data Set Ready
Environmental
• Operating Temperature: 0 to 50 ˚C
• Storage Temperature:-20 to 70 ˚C
• Relative Humidity:Up to 95%, non-condensing
Physical
• 2.25" high x 8.75" wide x 11.00" deep, 3 lbs
Power
• 115 VAC, 60 Hz, 8 W maximum dissipation (part numbers
1200051L1, 1200051L2, and 1200051L5 )
• 220 VAC, 50 Hz, 10 W maximum dissipation (part numbers
1200051L3 and 1200051L4)
• 230 VAC, 50Hz, 10 W maximum dissipation (part number
1200051L6)