List Of Num; List Of Ncu; Tone/Pulse - Canon MF4500 Series Service Manual

List of NUM

• FAX model only
Numeric parameter setting mode
No. Parameter
01 Not in use
02 RTN transmission criteria X
03 RTN transmission criteria n
04 RTN transmission criteria m
05 NCC pause (before ID code)
06
NCC pause (after ID code)
07-09 Not in use
10 T.30 T0 timer
11 T.30 T1 timer (for incoming transmission)
12 Maximum incoming lines
13 T.30 EOL timer
14 Not in use
15 Threshold between hooking and on-hook
16 Lead time to the first response when switching between
FAX and TEL
17
Duration to activate pseudo-RBT cadence
18 Duration to deactivate pseudo-RBT cadence (short)
19 Duration to deactivate pseudo-RBT cadence (long)
20 Duration to activate pseudo-ring cadence
21 Duration to deactivate pseudo-CI cadence (short)
22
Duration to deactivate pseudo-CI cadence (long)
23 CNG detection level when switching between FAX and
TEL
24 Pseudo-RBT outgoing level when switching between
FAX and TEL
25 CNG monitor duration while the answering device is
activated
26 No signal detection level while the answering device is
activated
27 Duration to detect preamble of V21 low-speed flag
28-50 Not in use
51 Threshold to detect hook
53 Set DTMF calling counts when receiving FAX remotely
54
Set BusyTone outgoing duration when using handset
55-73 Not in use
78-80 Exclusive use of a developer
8
Service Mode > FAX > List of NCU > TONE/PULSE
Allowable setting range
1 to 99%
2 to 99 times
1 to 99 lines
1 to 60s
1 to 60s
55s principally
0 to 9999 (France=3500,
Others=3000)
0 to 65535 (line)
0: without limitation
500 to 3000
(set to 55s by default)
0 to 999
0 to 9
0 to 999
0 to 999
0 to 999
0 to 999
0 to 999
0 to 999
0 to 7
10 to 20 (100v),
0 to 20 (120, 230v)
0 to 999
0 to 7
20 (*10ms)
10 to 9999
0 to 9999
0 to 9999
T-8-22
8 Service Mode > FAX > List of NCU > TONE/PULSE

List of NCU

• FAX model only

■ TONE/PULSE

(1)Setting of Tone Parameters
While "#NCU" is displayed, press "OK" key -> Select "#TONE" and press "OK" key so that it
becomes tone parameter setting mode.
(2)Setting of Pulse Parameters
While "#NCU" is displayed, press "OK" key -> Select "#PULSE" and press "OK" key so that
it becomes pulse parameter setting mode.
Item Function
TONE 01: Tone signal sending time (PSTN)
02: Minimum pause time (PSTN)
PULSE PULSE Pulse digit format
FORM
PULSE 01: Pulse dial speed (10pps)
NUM
02: Pulse dial speed (20pps)
03: Pulse dial make ratio
04: Minimum pause time
■ TONE/PULSE
(1) Bit switch
Bit No. Function
Bit 0 Frequency detection method
Bit 1
Bit 2
Signal frequency
Bit 3
Bit 4 Judgment of intermittent signal
Bit 5
Bit 6 Signal form
Bit 7 Signal detection
8-11
Setting range
10 to 9999 (ms)
10 to 9999 (ms)
0 -> DP (N)
1 -> DP (N+1)
2 -> DP (10-N)
5 to 300 (x0.1pps)
5 to 300 (x0.1pps)
10 to 90 (%)
10 to 9999 (ms)
T-8-23
1 0
Modem Tonal counter
Changed Not changed
Start from valid ON Start from either valid
signal ON signal or OFF signal
Continuous Intermittent
Detected Not detected
T-8-24
8-11