Ricoh Type M12, Field Service Manual

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Address Function Unit Remarks
680582
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
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
6805A0
Not used - Do not change the settings.
6805A1
Acceptable CED detection frequency
upper limit (high byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.
6805A2
Acceptable CED detection frequency
upper limit (low byte)
6805A3
Acceptable CED detection frequency
lower limit (high byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.
6805A4
Acceptable CED detection frequency
lower limit (low byte)
6805A5 CED detection time
20 ms ± 20
ms
Factory setting: 200 ms
6805A6
Acceptable CNG detection frequency
upper limit (high byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.
6805A7
Acceptable CNG detection frequency
upper limit (low byte)
6805A8
Acceptable CNG detection frequency
lower limit (high byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.
6805A9
Acceptable CNG detection frequency
lower limit (low byte)
6805AA Not used - Do not change the setting.
4. Service Tables
170