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V
- 33
WSW20
(Overseas communications mode setting)
Selector
No.
Function
Setting and Specifications
1
EP* tone prefix
0:
OFF
1:
ON
2
Overseas communications mode
(Reception)
0:
2100 Hz
1:
1100 Hz
3
Overseas communications mode
(Transmission)
0:
OFF
1:
Ignores DIS once.
4
5
Min. time length from reception of
CFR to start of transmission of
video signals
No.
4
5
0
0 :
100 ms
0
1 :
200 ms
1
0 :
300 ms
1
1 :
400 ms
6
7
Chattering noise elimination at
detection of CNG
No.
6
7
0
0 :
Yes (When CNG goes either
ON or OFF)
0
1 :
Yes
(Only when CNG goes OFF)
1
0 :
No
1
1 :
No
8
CNG detection on/off
0:
OFF
1:
ON
* EP: Echo protection
l
Selector 1:
EP tone prefix
Setting this selector to "1" makes the equipment transmit a 1700 Hz echo protection (EP) tone
immediately preceding training in V.29 modulation system to prevent omission of training signals.
Prefixing an EP tone is effective when the equipment fails to transmit at the V.29 modem speed
and always has to fall back to 4800 bps transmission.
l
Selectors 2 and 3: Overseas communications mode
These selectors should be used if the facsimile equipment malfunctions in overseas
communications. According to the communications error state, select the signal specifications.
Setting selector 2 to "1" allows the equipment to use 1100 Hz CED signal instead of 2100 Hz in
receiving operation. This prevents malfunctions resulting from echoes, since the 1100 Hz signal
does not disable the echo suppressor (ES) while the 2100 Hz signal does.
Setting selector 3 to "1" allows the equipment to ignore a DIS signal sent from the called station
once in sending operation. This operation suppresses echoes since the first DIS signal
immediately follows a 2100 Hz CED (which disables the ES) so that it is likely to be affected by
echoes in the disabled ES state. However, such a disabled ES state will be removed soon so that
the second and the following DIS signals are not susceptible to data distortion due to echoes.
Note that some models when called may cause error by receiving a self-outputted DIS.
l
Selectors 8: CNG detection on/off
If this selector is set to "1," the equipment detects a CNG signal according to the condition preset
by selectors 2 and 3 of WSW18 after a line is connected. If it is set to "0," the equipment detects
a CNG signal as long as the line is connected.
Содержание FAX-8350P
Страница 1: ...FACSIMILE EQUIPMENT SERVICE MANUAL MODEL FAX4750 5750 MFC8300 8600 8700 FAX8350P 8750P MFC9650 ...
Страница 5: ...CHAPTER I GENERAL DESCRIPTION ...
Страница 24: ...CHAPTER II INSTALLATION ...
Страница 25: ...CHAPTER II INSTALLATION CONTENTS 1 INSTALLING THE UPDATE DATA TO THE FACSIMILE EQUIPMENT II 1 ...
Страница 28: ...CHAPTER III THEORY OF OPERATION ...
Страница 30: ...III 1 1 OVERVIEW Not provided on those models without handset ...
Страница 40: ...III 11 Provided on models equipped with a handset Location of Sensors and Actuators ...
Страница 43: ...III 14 Main PCB ...
Страница 46: ...III 17 European versions ...
Страница 47: ...III 18 Asian Oceanian versions ...
Страница 51: ...CHAPTER IV DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 56: ...IV 3 n n Disassembly Order Flow ...
Страница 81: ...IV 28 1 15 Switch Cover 1 Push the locks of the switch cover as shown below and remove it ...
Страница 96: ...IV 43 Setting up the main PCB after replacement For the American version equipped with a handset ...
Страница 107: ...IV 54 ...
Страница 110: ...IV 57 4 Top cover ...
Страница 111: ...IV 58 5 Drive gear ASSY ...
Страница 112: ...IV 59 6 Paper cassette ...
Страница 113: ...CHAPTER V MAINTENANCE MODE ...
Страница 120: ...V 6 Scanning Compensation Data List ...
Страница 170: ...V 56 FAX4750 FAX5750 FAX8350P MFC8300 MFC8600 MFC8700 MFC9650 FAX8750P Key Button Entry Order ...
Страница 176: ...CHAPTER VI ERROR INDICATION AND TROUBLESHOOTING ...
Страница 204: ...VI 27 Location of High voltage Contacts and Grounding Contacts ...
Страница 205: ...VI 28 ...
Страница 206: ...FAX4750 5750 MFC8300 8600 8700 FAX8350P 8750P MFC9650 Appendix 1 EEPROM Customizing Codes ...
Страница 210: ...A Main PCB 1 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Страница 211: ...A Main PCB 2 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Страница 212: ...A Main PCB 3 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Страница 213: ...A Main PCB 4 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Страница 214: ...A Main PCB 5 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Страница 215: ...A Main PCB 6 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Страница 216: ......
Страница 217: ...A Main PCB 1 7 FAX5750 FAX8750P ...
Страница 218: ...A Main PCB 2 7 FAX5750 FAX8750P ...
Страница 219: ...A Main PCB 3 7 FAX5750 FAX8750P ...
Страница 220: ...A Main PCB 4 7 FAX5750 FAX8750P ...
Страница 221: ...A Main PCB 5 7 FAX5750 FAX8750P ...
Страница 222: ...A Main PCB 6 7 FAX5750 FAX8750P ...
Страница 224: ...B Modem PCB 1 3 FAX5750 FAX8750P ...
Страница 225: ...B Modem PCB 2 3 FAX5750 FAX8750P ...
Страница 227: ...C Engine PCB Old Version ...
Страница 228: ...C Engine PCB New Version To be used with the new version of the high voltage power supply ...
Страница 229: ...D NCU PCB FAX4750 MFC8300 8600 8700 U S A Canada ...
Страница 230: ...D NCU PCB FAX5750 U S A Canada ...
Страница 232: ...D NCU PCB Australia New Zealand ...
Страница 233: ...D NCU PCB Asia ...
Страница 236: ...F Power Supply PCB 100 120V Low voltage power supply ...
Страница 237: ...F Power Supply PCB 200 240V Low voltage power supply ...
Страница 238: ...F Power Supply PCB High voltage power supply Old Version ...
Страница 240: ...Jan 00 SM8X5401 Printed in Japan ...
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Страница 267: ...PL8X5481 Ver P ...
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Страница 294: ...PL8X5401 Ver N ...