G4 Parameter Switches - Ricoh B079 Service Manual

3.2.9 G4 PARAMETER SWITCHES

NOTE: These G4 internal switches are for the Japanese model only. Do not
change these settings.
G4 Parameter Switch 00
No. FUNCTION
0 Network type
to Bit 2 1 0
2 x 0 0
Other settings: Not used
3-7 Not used
G4 Parameter Switch 01
No. FUNCTION
0 Voice coding
0: µ law 1: A law
1
Action when [SETUP] signal
without HLC is received
0: Respond to the call
1: Not respond to the call
2-6 Not used
7 Signal attenuation for G3 fax
signals received from ISDN line (-
6dB)
0: Off 1: On
G4 Parameter Switch 02
No. FUNCTION
0 Data rate (kbps)
to
Bit 1 0 Setting
1 0 0 64 kbps
0 1 56 kbps
2-7 Not used
G4 Parameter Switch 03 - Not used (do not change these settings)
G4 Parameter Switch 04 - Not used (do not change these settings)
SM
CÓPIA NÃO CONTROLADA
Do not change the default setting.
Type
Circuit switched
ISDN
Do not change the default settings.
0: This setting is used in USA.
1: This setting is used in Europe and Asia.
If there are several TEs on the same bus and
the machine responds to calls for another TE,
the call may be without HLC information.
Identify the type of calling terminal and
change this bit to 1 if the caller is not a fax
machine.
Do not change these settings.
0: If an analog signal comes over digital line,
Other settings: Not used
Do not change these settings.
91
CÓPIA NÃO CONTROLADA
COMMENTS
COMMENTS
the signal level after decoding by the TE is
theoretically the same as the level at the
entrance to the digital line. However, this
sometimes causes the received signal level
to be too high at the received end. In this
case, set this bit to 1 to adjust the
attenuation level.
COMMENTS
BIT SWITCHES
B547