Brother International 9870 Service Manual - Page 137

Selector No. 1 2 3 4 5 6 7 8 WSW12 (Signal detection condition setting) Function Min. OFF time length of calling signal (Ci) Max. OFF time length of calling signal (Ci) Detecting time setting Not used. Setting and Specifications No. 1 2 00 01 10 11 No. 3 4 00 01 10 11 No. 5 6 00 01 10 11 : 1500 ms : 500 ms : 700 ms : 900 ms : 6 sec. : 7 sec. : 9 sec. : 11 sec. : 800 ms : 200 ms : 250 ms : 150 ms l Selectors 1 through 4: Min. and max. OFF time length of calling signal (Ci) If the machine detects the OFF state of calling signal (Ci) for a time length which is greater than the value set by selectors 1 and 2 and less than the value set by selectors 3 and 4, it interprets the Ci signal as OFF. l Selectors 5 and 6: Detecting time setting These selectors set the time length required to make the machine acknowledge itself to be called. That is, if the machine continuously detects calling signals with the frequency set by selectors 1 through 4 of WSW14 during the time length set by these selectors 5 and 6, it acknowledges the call. V - 25