Ricoh Aficio FX10, Руководство по обслуживанию

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G3 Switch 07
FUNCTION COMMENTS
0
1
PSTN cable equalizer
(tx mode)
Bit 1 Bit 0 Setting
0 0 None
0 1 Low
1 0 Medium
1 1 High Use a higher setting if there is signal loss at higher
frequencies because of the length of wire between the
modem and the telephone exchange.
Also, try using the cable equalizer if one or more of the
following symptoms occurs.
•
Communication error
•
Modem rate fallback occurs frequently.
2
3
PSTN cable equalizer
(rx mode)
Bit 3 Bit 2 Setting
0 0 None
0 1 Low
1 0 Medium
1 1 High Use a higher setting if there is signal loss at higher
frequencies because of the length of wire between the
modem and the telephone exchange.
Also, try using the cable equalizer if one or more of the
following symptoms occurs.
•
Communication error with error codes such as
0-20, 0-23, etc.
•
Modem rate fallback occurs frequently.
4-7 Not used Do not change the settings.
G3 Switch 08 - Not used (do not change the settings)
G3 Switch 09 - Not used (do not change the settings)
G3 Switch 0A
FUNCTION COMMENTS
0
1
Maximum allowable carrier
drop during image data
reception
Bit 1 Bit 0 Value (ms)
0 0 200
0 1 400
1 0 800
1 1 Not used These bits set the acceptable modem carrier drop time.
Try using a longer setting if error code 0-22 is frequent.
2-3 Not used Do not change the settings.
4
Maximum allowable frame
interval during image data
reception.
0: 5 s 1: 13 s This bit set the maximum intervals between each EOL
signal (end-of-line) or intervals between each ECM
frame from the other end.
Try using a longer setting if error code 0-21 is frequent.
5 Not used Do not change the settings.
6
Reconstruction time for the
first line in receive mode
0: 6 s 1: 12 s When the sending terminal is controlled by a computer,
there may be a delay in receiving page data after the
local machine accepts set-up data and sends CFR. If
this occurs, set this bit to 1 to give the sending
machine more time to send data.
Refer to error code 0-20.
7 Not used Do not change the settings.
SERVICE TABLES AND PROCEDURES June 10th, 1997
BIT SWITCHES
4-38