Ricoh D3D9 Field Service Manual page 136

4.Service Tables
Address
6805B9 PABX: 2100 Hz tone transmission
level
6805BD Modem turn-on level (incoming signal
detection level)
6805BE Not used
to 6805C6
6805C7 Bits 0 to 3 – Not used
Bit 4 = V.34 protocol dump
Bits 5 to 7 – Not used.
6805C8 to Not used
6805D9
6805DA T.30 T1 timer
6805E0 Maximum wait time for post message
bit 3
6805E3 Bits 0 and 1 – DCV (TIP/RING) Voltage
Bit 1:0, Bit 0: 0 = 3.1 V
Bit 1:0, Bit 0: 1 = 3.2 V
Bit 1:1, Bit 0: 0 = 3.35 V
Bit 1:1, Bit 0: 1 = 3.5 V
Bits 2 and 3 – MINI (minimum loop electric current)
Bit 2:0, Bit 3: 0 = 10 mA
Bit 2:0, Bit 2: 1 = 12 mA
Bit 2:1, Bit 3: 0 = 14 mA
Bit 2:1, Bit 3: 1 = 16 mA
Bits 6 and 7 – ACIM (AC impedance)
Bit 7:0, Bit 6: 0 Bit 5:0, Bit 4: 0= 600
Bit 7:0, Bit 6: 0 Bit 5:1, Bit 4: 0= TBR21
6805E4 Bit 0 – OHS (on hook speed)
0: OHS=0
1: OHS=1
Bit 1 – SQ (spark quench)
0: SQ=00
1: SQ=11
Bit 2 – RZ (call signal Impedance)
0: RZ=0 (high)
132
Function
0: Simple, 1: Detailed (default)
Unit
- N 6805B7 - 0.5N 6805B9 (dB)
-37-0.5N
(dBm)
- Do not change the settings.
- Do not change the settings.
1 s
0: 12 s 1: Maximum wait time for post message
1: 30 s (EOP/EOM/MPS) can be changed to 30 s.
Change this bit to "1" if communication
errors occur frequently during V.17
reception.
Remarks