Kyocera DF-420, Service Manual

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3MZ
1-3-17
U609
(cont.)
Setting the T2 time-out time
The T2 time-out time decides the following.
From CFR signal output to image data reception
From image data reception to the next signal reception
In ECM, from RNR signal detection to the next signal reception
1. Change the setting using the numeric keys.
2. Press the start key. The value is set.
Setting the Ta time-out time
In the fax/telephone auto select mode, sets the time to continue ringing an operator through the connected
telephone after receiving a call as a fax machine (see figure 1-3-1). A fax signal is received within the Ta set
time, or the fax mode is selected automatically when the time elapses. In fax/telephone auto select mode,
change the setting when fax reception is unsuccessful or a telephone fails to receive a call.
1. Change the setting using the numeric keys.
2. Press the start key. The value is set.
Figure 1-3-1 Ta/Tb1/Tb2 time-out time
Setting the Tb1 time-out time
In the fax/telephone auto select mode, sets the time to start sending the ring back tone after receiving a call as
a fax machine (see figure 1-3-1). In fax/telephone auto select mode, change the setting when fax reception is
unsuccessful or a telephone fails to receive a call.
1. Change the setting using the numeric keys.
2. Press the start key. The value is set.
Setting the Tb2 time-out time
In the fax/telephone auto select mode, sets the time to start ringing an operator through the connected tele-
phone after receiving a call as a fax machine (see figure 1-3-1). In the fax/telephone auto select mode,
change the setting when fax reception is unsuccessful or a telephone fails to receive a call.
1. Change the setting using the numeric keys.
2. Press the start key. The value is set.
Maintenance
item No.
Description
Description Setting range Default setting Change in value per step
T2 time-out time 1 to 255 69 100 ms
Description Setting range Change in value per step
Ta time-out time 1 to 255 30
Ta
Tb2
Tb1
Ring detection
Line connection as a fax machine
Rings Ring back tone send start Start of fax reception
Description Setting range Default setting Change in value per step
Tb1 time-out time 1 to 255 20 100 ms
Description Setting range Default setting Change in value per step
Tb2 time-out time 1 to 255 80 100 ms