Pub. 42004-315B
Models 256S and 257S Rugged Weatherproof S.M.A.R.T. Phones
Page: 6 of 7
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04/01
Volume Control
Press the volume control button to increase the volume by 6 dB. Press the volume control button a
second time to increase the volume another 6 dB.
Note
: Pressing the volume control button a third time
changes the volume level to its original setting.
Programming
Refer to the following GAI-Tronics Publications for programming instructions:
•
Pub. 42004-651L2
Programming Manual for S.M.A.R.T. 12-Button Keypad Phones
Models: 226S, 246S, 256S, and 276S
•
Pub. 42004-652L2
Programming Manual for S.M.A.R.T. Auto-dial/Ring-down Phones
Models: 227S, 247S, 257S, and 277S
Maintenance
GAI-Tronics is committed to customer care and after-sales service for its products. Should you have any
queries regarding your product, contact GAI-Tronics Telephone Sales at 800-492-1212.
Battery Replacement
U
CAUTION
U
Danger of explosion if battery is incorrectly replaced. Replace battery BAT1 only
with a part number 40007-001 Lithium Cell, or equivalent, when it measures 3.2 V dc or less. Dispose of
used batteries according to the manufacturer's instructions.
Specifications
Electrical
Network Interface ........................................................................................................................ Loop Start
Minimum Loop Current..................................................................................................................... 25 mA
Signaling.................................................................................................................................. DTMF/Pulse
Auto-dial Digit Limit .......................................................................................... 24-digit telephone number
Volume Control ........................................................................... Single button, 3 step (0 dB, 6 dB, 12 dB)
Mechanical
Connections ........................................................................................... 6.5-foot (1.98m) modular line cord
Dimensions, outside..................................................9.4 W x 13.2 H x 7.4 D inches (239 x 334 x 188 mm)
Enclosure........................................................................................High-impact, glass-reinforced polyester
Handset Cord.................................................................................................Hytrel, 6-foot extended length
Mounting ................................................................................................. Four (4) 0.28-inch diameter holes
Operating Temperature ...................................................................................-4º to +131ºF (-20º to +55ºC)
Weight ................................................................................................................................ 8.2 lbs (3.72 kg)
