Brother International MFC 8500 Service Manual - Page 171

WSW03 (PABX* mode setting) Selector No. 1 Function CNG detection when sharing a modular wall socket with a telephone 2 Min. detection time length of | PABX* dial tone, required for 4 starting dialing CNG detection when sharing a 5 modular wall socket with a telephone 6 Dial tone detection in PABX* 7 8 Not used. Setting and Specifications 0: A 1: B No. 2 3 4 000: 001: 010: 011: 100: 101: 110: 111: 50 ms 210 ms 500 ms 800 ms 900 ms 1.5 sec. 2.0 sec. 2.5 sec. 0: A 1: B No. 6 7 00 01 10 11 : No detection (3.5 sec. WAIT) : No detection (5 sec. WAIT) : No detection (7 sec. WAIT) : Detection (Frequency only) * PABX: Private automatic branch exchange NOTE: Selectors 2 through 4, 6 and 7 are not applicable where no PABX is installed. Selectors 1 and 5: CNG detection when sharing a modular wall socket with a telephone These selectors determine whether or not the equipment detects a CNG signal when a line is connected to a telephone sharing a modular wall socket with the equipment. Upon detection of CNG signals by the number of cycles specified by these selectors, the equipment interprets CNG as an effective signal and then starts FAX reception. Selector No. 1 No. 5 0 (A) 0 (A) 0 (A) 1 (B) 1 (B) 0 (A) 1 (B) 1 (B) Cycle 0.5 cycle 1.0 cycle 1.5 cycles 2.0 cycles Selectors 2 through 4: Min. detection time length of PABX dial tone, required for starting dialing Upon detection of the PABX dial tone for the time length set by these selectors, the equipment starts dialing. These selectors are effective only when both selectors 6 and 7 are set to "1" (Detection). 4