App. 4-25
Confidential
WSW20
(Overseas communications mode setting)
ms: millisecond(s)
* EP: Echo protection
Note:
Selectors 6 and 7 are applicable to models equipped with an SDAA circuit.
• Selector 1: EP tone prefix
Setting this selector to "1" makes the machine 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 useful when the machine fails to transmit at the V.29 modem speed
and always has to fall back to 4,800 bps transmission.
The setting made by this selector takes effect only when the Overseas Mode is set to ON.
• Selectors 2 and 3: Overseas communications mode
These selectors should be used if the machine malfunctions in overseas communications.
According to the communications error state, select the signal specifications.
Setting selector 2 to "1" allows the machine 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 machine 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.
The setting made by selector 3 takes effect only when the Overseas Communications Mode
is set to ON. (The setting made by selector 2 is always effective.)
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
At CNG detection, elimination of
chattering noise
No. 6 7
0 0 :
Yes, at both ON/OFF timings
0 1 :
Yes, at OFF timing
1 0 :
No
1 1 :
No
8
Limitation on CNG detection
0: OFF
1: ON
Содержание DCP 385C - Color Inkjet - All-in-One
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Страница 19: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
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Страница 26: ...1 6 Confidential MFC490CW 5 6 9 1 4 3 2 8 7 ...
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Страница 28: ...1 8 Confidential MFC290C 250C 5 6 9 10 1 4 2 8 7 3 ...
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Страница 30: ...1 10 Confidential DCP585CW 385C 4 3 2 1 5 6 7 8 9 ...
Страница 31: ...1 11 Confidential DCP185C 165C 145C 2 6 5 9 10 3 4 8 7 1 Mono Start Colour Start Ink Management ...
Страница 32: ...1 12 Confidential ...
Страница 33: ...1 13 Confidential Cordless handset For models with cordless handsets ...
Страница 34: ...1 14 Confidential ...
Страница 37: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 74: ...2 35 Confidential ITU T Test Chart 1 ...
Страница 75: ...2 36 Confidential Brother Chart ...
Страница 76: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 123: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 127: ...4 2 Confidential 1 Error messages appearing on the LCD On the machine ...
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Страница 131: ...4 6 Confidential For MFC only ...
Страница 178: ...Confidential CHAPTER 5 HANDLING DATA HELD IN THE MACHINE PRIOR TO REPAIR ...
Страница 182: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 296: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
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Страница 312: ...7 14 Confidential Head Positioning Test Pattern ...
Страница 316: ...7 18 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 317: ...7 19 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 319: ...7 21 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 323: ...7 25 Confidential Left and Right Margin Check Pattern ...
Страница 324: ...7 26 Confidential Bottom Margin Check Pattern ...
Страница 337: ...7 39 Confidential A B C D ...
Страница 344: ...Confidential CHAPTER 8 CLEANING ...
Страница 348: ...8 3 Confidential Maintenance unit Head wiper Head cap unit cleaning_duplex Rubycel stick ...
Страница 349: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Страница 359: ...9 7 Confidential Scanning Compensation Data List ...
Страница 362: ...9 10 Confidential Test Pattern ...
Страница 367: ...9 15 Confidential Configuration List ...
Страница 371: ...9 19 Confidential MFC290C 250C DCP585CW 385C DCP185C 165C 145C Key Entry Order ...
Страница 387: ...9 35 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 388: ...9 36 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 393: ...9 41 Confidential Vertical Alignment Check Patterns 1 2 ...
Страница 394: ...9 42 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 398: ...9 46 Confidential Left and Right Margin Check Pattern ...
Страница 399: ...9 47 Confidential Bottom Margin Check Pattern ...
Страница 441: ...App 2 3 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 524: ...App 6 4 Confidential B Power supply PCB 100 V series ...
Страница 525: ...App 6 5 Confidential B Power supply PCB 200 V series ...