Ricoh Aficio MP C3001 Service Manual page 1958

NCU Parameters
Address
Bits 0 and 1 - Handset off-hook detection time
Bit 1:0, Bit 0: 0 = 200 ms
Bit 1:0, Bit 0: 1 = 800 ms
Other Not used
680582 Bits 2 and 3 - Handset on-hook detection time
Bit 3: 0, Bit 2: 0 = 200 ms
Bit 3: 0, Bit 2: 1 = 800 ms
Other Not used
Bits 4 to 7 - Not used
680583
To
Not used
6805A0
Acceptable CED detection
6805A1
frequency upper limit (high byte)
Acceptable CED detection
6805A2
frequency upper limit (low byte)
Acceptable CED detection
6805A3
frequency lower limit (high byte)
Acceptable CED detection
6805A4
frequency lower limit (low byte)
6805A5 CED detection time
Acceptable CNG detection
6805A6
frequency upper limit (high byte)
Acceptable CNG detection
6805A7
frequency upper limit (low byte)
Acceptable CNG detection
6805A8
frequency lower limit (high byte)
Acceptable CNG detection
6805A9
frequency lower limit (low byte)
D545
Function
154
Unit
-
Do not change the
-
settings.
If both addresses
BCD (Hz) contain FF(H), tone
detection is disabled.
If both addresses
BCD (Hz) contain FF(H), tone
detection is disabled.
20 ms ± 20
Factory setting: 200 ms
ms
If both addresses
BCD (Hz) contain FF(H), tone
detection is disabled.
If both addresses
BCD (Hz) contain FF(H), tone
detection is disabled.
Remarks
SM