Ricoh M0A0, Руководство по обслуживанию

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4.Service Tables
93
Address Function Unit Remarks
68051D PABX dial tone reset time (HIGH)
68051E PABX dial tone continuous tone time
68051F PABX dial tone permissible drop time
680520 PABX wait interval (LOW) -
680521 PABX wait interval (HIGH)
680522 PABX ringback tone detection time 20 ms If both addresses contain FF (H), tone
detection is disabled.
680523 PABX ringback tone off detection time 20 ms
680524 PABX detection time for silent period
after ringback tone detected (LOW) 20 ms If both addresses contain FF (H), tone
detection is disabled.
680525 PABX detection time for silent period
after ringback tone detected (HIGH) 20 ms
680526 PABX busy tone frequency upper limit
(high byte) Hz (BCD) If both addresses contain FF (H), tone
detection is disabled.
680527 PABX busy tone frequency upper limit
(low byte)
680528 PABX busy tone frequency lower limit
(high byte) Hz (BCD) If both addresses contain FF (H), tone
detection is disabled.
680529 PABX busy tone frequency lower limit
(low byte)
68052A Busy tone ON time: range 1 20 ms -
68052B Busy tone OFF time: range 1
68052C Busy tone ON time: range 2
68052D Busy tone OFF time: range 2
68052E Busy tone ON time: range 3
68052F Busy tone OFF time: range 3 20 ms
680530 Busy tone ON time: range 4
680531 Busy tone OFF time: range 4
680532 Busy tone continuous tone detection time
680533 Busy tone signal state time tolerance for all ranges, and number of cycles required for detection (a
setting of 4 cycles means that ON-OFF-ON or OFF-ON-OFF must be detected twice).
Tolerance (±)
Bit 1: 0, Bit 0: 0 = 75% Bits 2 and 3 must always be kept at 0.
Bit 1: 0, Bit 0: 0 = 50% Bits 2 and 3 must always be kept at 0.
Bit 1: 0, Bit 0: 0 = 25%
Bit 1: 0, Bit 0: 0 = 12.5%
Bits 7, 6, 5, 4 - number of cycles required for cadence detection
680534 International dial tone frequency upper Hz (BCD) If both addresses contain FF (H), tone