Sharp DM-FX1 Service Manual page 36

Digital copier fax expansion kit
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DM-FX1
SW
Data
Item
NO.
NO.
SW53
1
DTMF send
level (High
2
group) setup
3
4
5
DTMF send
level (Low
6
group) setup
7
8
SW54
1
Reserved
2
Reserved
3
Reserved
4
Reserved
5
Reserved
6
Reserved
7
Reserved
8
Reserved
SW55
1
CI signal OFF
detection allow
2
time
3
4
5
6
7
8
Reserved
SW56
1
Reserved
2
Reserved
3
Reserved
4
Reserved
5
Reserved
6
Reserved
7
Reserved
8
Reserved
SW57
1
Reserved
2
Reserved
3
EQM
dispersion
deterrence
4
Reserved
5
Reserved
Switch selection and contents of functions
Used to set the DTMF signal send level (high group).
The set range is 0 – 15 with binary input in the
increment of 0.5dB.
Send level = – (Set value + 16)/2 [dB]
SW53 Bit No.
1 2 3 4
0 – 15
Set range
In the increment of 0.5db (Binary
input)
Used to set the DTMF signal send level (low group). The
set range is 0 – 15 with binary input in the increment of
0.5dB.
Send level = – (Set value + 20)/2 [dB]
SW53 Bit No.
5 6 7 8
0 – 15
Set range
In the increment of 0.5db (Binary
input)
Used to set the min. OFF time for judgement of CI pulse
(16Hz call signal). When OFF time continues for more
than the set time, it is judged as 1 pulse of CI. Set
value × 10 ms
SW55 Bit No.
1 2 3 4 5 6 7
0 – 1270 ms
Set range
In the increment of 10 ms (Binary
input)
Used to set whether EQM dispersion is deterred or not
when the other party machine is greatly out of
synchronization in reception.
1: Deterred
0: Not deterred
(Timing recovery)
Initial value
7
7
1200 ms
Not
deterred
6 – 19
User
program
Remark
No.
0
1
1
1
0
1
1
1
0
0
1
1
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0

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