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Field Service Ver. 7.0 Jan. 2009
2. COMMUNICATION CONTROL
3
3
FK-502/Network Fax
OUTLINE
B. sample of a signal procedure at sending two pages
(1) Beginning of communications to beginning of 1st page transmission
(2) Signals between pages
(3) 2nd page transmission termination to communication termination
CNG
CM CJ
INFO
0c
B
B
L1
L2
B
S S PP TRN
PPh ALT MPh MPh E
Flags
TSI DCS Flags
"1"
(Note)
S S
PP
B1
Image
Data
ANSam
JM
INFO
0a
A
A
A
INFO
h
PPh ALT MPh MPh E NSF CSI DIS
Flags
CFR
Flags
Change and determination
of the V 8 communication
ability and directions
Phase 2
Determination of the Modulation
Mode for measuring line
characteristics, and then
measurement
Phase 3
Training of equalizer
Control channel startup
(establishment) procedure
(main channel speed determination, etc.)
Main channel re-synchronization procedure
(establishment of main channel)
75 5ms
70 5ms
70 5ms
70 5ms
Call
Terminal
Answer
Terminal
75 5ms
Network Interaction
Line Probing
Primary
Channel
Equalizer
Training
Modern Parameter
Exchange
T.30 Fax Handshaking
Primary
Channel
Resync.
Note - The string of consecutive 1s shall be followed by the 4T of scrambled ones defined in 12.6.3/V34.
Sh
ALT
E
PPS-MPS
Flags
"1"
S S
PP
B1
Image
Data
MCF
Flags
Source Terminal
Image
Data
Sh
Flags
Sh
ALT
E
Sh
Recipient Terminal
Control channel re-synchronization procedure
Main channel re-synchronization procedure
Sh
ALT
E
PPS-EOP
Flags
"1"
DCN
MCF
Flags
Control channel re-synchronization procedure
Source Terminal
Image
Data
Sh
Flags
Sh
ALT E
Sh
Recipient Terminal
Line Disconnect
Line Disconnect
Note - Some terminals may disconnect the line immediately after sending DCN without sending consecutive 1s.
Y104784-2 Service Manual
Содержание FK-502
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Страница 188: ...Field Service Ver 7 0 Jan 2009 10 APPENDIX 181 FK 502 Network Fax APPENDIX 10 2 4 Others 1 Y104784 2 Service Manual ...
Страница 189: ...10 APPENDIX Field Service Ver 7 0 Jan 2009 182 FK 502 Network Fax APPENDIX 10 2 5 Others 2 Service Manual Y104784 2 ...
Страница 190: ...Field Service Ver 8 0 Jul 2009 10 APPENDIX 183 FK 502 Network Fax APPENDIX 10 2 6 Other 3 Y104784 2 Service Manual ...
Страница 193: ...10 APPENDIX Field Service Ver 7 0 Jan 2009 186 FK 502 Network Fax APPENDIX Blank Page Service Manual Y104784 2 ...
Страница 194: ...UPDATING STATUS DATE UPDATED PAGES PAGES CODE 03 2009 1ST EDITION 190 Y104783 3 09 2009 2ND EDITION 194 Y104784 2 ...