Guangzhou telephone extension repair, home repair office phone extension, business telephone switchboard

Guangzhou telephone extension repair, home repair office phone extension, business telephone switchboard installation, site commissioning of the brand PBX switches, program-controlled telephone extension system debugging. 1, the extension program with numbers: A, select the extension number digits: 3-4 B, prefix selection: 1-8C, according to the different departments to assign a different extension prefix: Office -1XX; Ministry of Finance 2XX; Sales --- 6XX etc. 2, outside usage scenarios: A, outside can be grouped, so that different departments use different outside line, or set individual line, fax line, Internet leased line B, can be set to day / night, two different, flexible outside into the ring pattern and allow time to set the automatic conversion. To save labor, you can also use the system comes with the computer operator function forwarding phone (domestic models), or use the system DISA function or external computer operator who made the transfer telephone (import models) ------- need to confirm the system configuration. 3, cost savings plan: A, use the system ARS feature uses IP lines, such as 17909. Or use the dialer to dial China Unicom, China Netcom, China Railcom IP line B, outside shot or break into the set time, avoiding telephone porridge. Timing can be set to different time C, the use of portable password to dial long distance, using the built-in billing system for billing or accounting software to control communication costs D, the use of grade-level limit control telephone for each extension, such as: international long distance extension, domestic long-distance extension, agricultural extension, then, local extension, extension line and so on E, when the user leaves the seat electronic toll extension locks to prevent someone stealing phone (password accounting, this feature can not) F, to the post office to apply anti- pole accounting functions, use reversal signal billing, telephone billing to avoid unreasonable delay ------- be confirmed when the system configuration. 4, radio paging scheme: A, can use special phone extensions or departments broadcasting functions to be confirmed ------- full paging system configuration. B, workshop, non-work area using any extension of the external broadcasting system be confirmed ------- paging system configuration. 5, system maintenance programs: A, our engineering department training customer operators, simple maintenance personnel B, our engineering department free onsite warranty maintenance ------- need to confirm the system configuration and warranty card. C, free remote control of engineering warranty maintenance ------- need to confirm the system configuration and warranty card. Free remote control D, technical service center warranty maintenance ------- need confirm the system configuration and warranty card. 6, room wiring, and environmental requirements and considerations cabling system wiring is very important, it directly affects the call quality, if the string into the high-voltage, machines, and even a threat to personal safety. 1) Do the telephone cord from the AC power source, computer, telex, etc. laid parallel wires, near these lines should be done if shielded; 2) share the same power outlet to avoid the PBX and computer and other office equipment, may generate noise; 3 ) wiring should first system is powered off, cloth finish line and then opened the wrong line of cloth may cause the system does not work; 4) PBX extension line of the host to the largest distance: SLT / approx 1500m; dedicated phone / about 360m; This parameter is related to the thickness of the cable used for reference only, 7, room environmental requirements 1) Avoid installing in direct sunlight, cold hot or humid place (temperature range: 0 ℃ ~ 40 ℃, Humidity: 60%) ; 2) Avoid installing in place the regular vibration, dust or come into contact with water, oil; 3) avoid approaching high-frequency welding machine or electronic device and a radio or cell phone antennas (including shortwave); 4) provide weak dedicated ground system, ohm impedance to ground must ≤3 5) northern cities as possible to the anti-static floor 8, PBX installation requirements 1) not too crowded space around the switch for heat dissipation; 2) The switch should normally be placed on the left side of the patch panel. 9, patch panels placed and lightning protection measures 1) recommend Regardless of models, both using patch panels, and use jumper wires, it is easy to maintain. 2) MDF should generally be placed on the right side of the switch, because the export of all cables are on the right side of the switch. 3) If the patch panel is connected to a row of outdoor overhead cable, you must install lightning son. 4) The grounding wire must be a host, otherwise, even if the child also install lightning protection equal to the white dress, because it did not form a ground loop. 10, Room building step 1) field survey 2) to communicate with clients and advise 3) develop planning room 4) modify and confirm with customers 5) Start Example 6) room inspection reports issued 7) to provide correct data line wiring 8) confirmed together with the customer