Sharp FO-2970M Service Manual - Page 29
SW25 No. 2, No. 3 Busy tone detection ON/OFF time Longer
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SW25 No. 1 Busy tone detection ON/OFF time (Shorter duration) The initial value of detection is set according to electric condition. The set value is changed according to the local switch board. (Erroneous detection of sound is reduced.) Normally the upper limit is set to 900msec. and the lower limit to 150msec. If erroneous detection is caused by sound, etc., adjust the detection range. The lower limit can be set in the range of 350msec to 150msec. SW25 No. 2, No. 3 Busy tone detection ON/OFF time (Longer duration) Similarly to SW-25 No.1, the set value can be varied. The upper limit can be set in the range of 650msec to 2700msec. SW25 No. 4 Busy tone continuous sound detect time Set detecting time busy tone for 5 seconds or as is PTT. SW25 No. 5 Busy tone detect continuation sound detect Used to select detection of the continuous sound of certain frequency. SW25 No. 6 Busy tone detect intermittent sound detect Used to select detection of the intermittent sound of certain frequency. SW25 No. 7, No. 8 Busy tone detection pulse number Used to set detection of Busy tone intermittent sounds. SW26 No. 1 TAD connect When connecting the answering machine to the extension telephone jack. SW26 No. 2 Fax switching when A.M. full If the answering machine's memory (tape) is full and there is no response, the machine automatically switches to Fax reception. SW26 No. 3, No. 4 Selection time of quiet detection The switch which sets the time from the start of detection function to the end of the function. SW26 No. 5, No. 6 Number of CNG detect (AM mode) Used for detection of CNG in 1 to 4 pulses. SW26 No. 7, Reserved Set to "0". SW26 No. 8, Reserved Set to "1". SW27 No. 1 ~ No. 4 Quiet detect time When an answering machine is connected, if a no sound status is detected for a certain period of time, the machine judges it as a transmission from a facsimile machine and automatically switches to the FAX mode. SW27 No. 5 ~ No. 8 Quiet detect start timing Inserts a pause before commencing quit detection. 0000: 0 seconds 1111 : 15 seconds SW28 No. 1 ~ No. 8 Reserved Set to "0". SW29 No. 1 ~ No. 8 Reserved Set to "0". SW30 No. 1 ~ No. 8 Reserved Set to "0". SW31 No. 1 ~ No. 8 Reserved Set to "0". SW32 No. 1 ~ No. 8 Reserved Set to "0". SW33 No. 1 Reserved Set to "0". SW33 No. 2 Reserved Set to "1". SW33 No. 3 ~ No. 8 Reserved Set to "0". SW34 No. 1 ~ No. 4 Reserved Set to "0". SW34 No. 5, No. 6 Reserved Set to "1". SW34 No. 7 Reserved Set to "0". SW34 No. 8 Reserved Set to "1". SW35 No. 1, No. 2 Reserved Set to "1". SW35 No. 3 Reserved Set to "0". SW35 No. 4 ~ No. 6 Reserved Set to "1". SW35 No. 7 Reserved Set to "0". SW35 No. 8 Reserved Set to "1". SW36 No. 1 ~ No. 6 Reserved Set to "1". SW36 No. 7, No. 8 Reserved Set to "0". SW37 No. 1 ~ No. 8 Reserved Set to "0". SW38 No. 1 ~ No.8 Reserved Set to "0". SW39 No. 1 ~ No.8 Reserved Set to "0". SW40 No. 1 ~ No.8 Reserved Set to "0". SW41 No. 1 ~ No.8 Reserved Set to "0". SW42 No. 1 ~ No.8 Reserved Set to "0". SW43 No. 1 ~ No.8 Reserved Set to "0". SW44 No. 1 ~ No.8 Reserved Set to "0". SW45 No. 1 ~ No.8 Reserved Set to "0". SW46 No. 1 ~ No.8 Reserved Set to "0". SW47 No. 1 ~ No.8 Reserved Set to "0". SW48 No. 1 ~ No.8 Reserved Set to "0". SW49 No. 1 Reserved Set to "1". 2 - 25 FO-2970MU