Fcc radio frequency exposure (united states), 11 fcc part 68 – Sony VGN-TX790P User Manual
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11
FCC Part 68
This equipment complies with Part 68 of the FCC rules and the requirements adopted by the ACTA. On the bottom 
of the equipment is a label that contains, among other information, a product identifier in the format 
US:AAAEQ##TXXXX. If requested, this number must be provided to the telephone company.
This modem uses the USOC RJ-11C telephone jack.
A telephone plug and jack used to connect this equipment to the premises wiring and telephone network must 
comply with the applicable FCC Part 68 rules and requirements adopted by the ACTA. The REN is used to 
determine the quantity of devices which may be connected to the telephone line.
Excessive RENs on the telephone line may result in the devices not ringing in response to an incoming call. In most, 
but not all areas, the sum of the RENs should not exceed five (5.0). To be certain of the number of devices that may 
be connected to the line, as determined by the total RENs, contact the telephone company. For products approved 
after July 23, 2001, the REN for this product is part of the product identifier that has the format 
US:AAAEQ##TXXXX. The digits represented by ## are the REN without a decimal point (e.g. 03 is a REN of 0.3). 
For earlier products, the REN is separately shown on the label.
If this equipment causes harm to the telephone network, the telephone company will notify you in advance that 
temporary discontinuance of service may be required. But if advance notice is not practical, the telephone company 
will notify the customer as soon as possible. Also, you will be advised of your right to file a complaint with the FCC 
if you believe it is necessary.
The telephone company may make changes in its facilities, equipment, operations or procedures that could affect the 
operations of the equipment. If this happens, the telephone company will provide advance notice in order for you to 
make the necessary modifications in order to maintain uninterrupted service.
If trouble is experienced with this equipment, for repair or warranty information, please contact the Sony Customer 
Information Service Center at 1-888-4-SONY-PC (1-888-476-6972), or write to the Sony Customer Information 
Center, 12451 Gateway Blvd., Fort Myers, FL 33913, USA, or find Sony Customer Service on the Web at 
http://esupport.sony.com/EN/VAIO/. If this equipment is causing harm to the telephone network, the telephone 
company may request that you disconnect the equipment from the network until the problem is resolved.
Repair of this equipment should be made only by a Sony Service Center or Sony authorized agent. For the Sony 
Service Center nearest you, call 1-888-4-SONY-PC (1-888-476-6972), or visit the Sony Online Support Web site at 
http://esupport.sony.com/EN/VAIO/.
Connection to Party Line Service is subject to state tariffs. Contact the state public utility commission, public service 
commission, or corporation commission for information.
If your home has specially wired alarm equipment connected to the telephone line, ensure the installation of this 
equipment does not disable your alarm equipment. If you have questions about what will disable alarm equipment, 
consult your telephone company or a qualified installer.
Please use a surge arrestor against electrical surges.
FCC Radio Frequency Exposure (United States)
The personal computer has been tested and found to comply with the Federal Communications Commission (FCC) 
guidelines on radio frequency energy (RF) exposures. The maximum SAR levels tested for the personal computer 
has been shown to be 0.413 W/kg at body.
This device and its antenna(s) must not be co-located or operating with any other antenna or transmitter except Grant 
condition. Users are not permitted to modify this transmitter device. Any unauthorized change made to this device 
could void your authority to operate this device.
