Toshiba GD-1220, GD-1221 Short training Signal, Pps-Eop, Transmission of one Is completed

Page 53

-Communication end procedure

This procedure is to terminate the communication. The transmission rate is 1,200 bps. Transmitter

Signal name

Abbreviation

Function

Remarks

 

 

 

 

 

 

 

Sh signal

 

Sh

Short training

 

 

 

 

 

 

 

 

 

 

 

signal

 

 

 

 

 

 

Sh

Sh

 

 

 

 

 

 

ALT signal

ALT

-

 

 

 

 

 

 

E sequence

 

E

-

 

 

 

 

 

End of procedure signal

PPS-EOP

The transmission of one page

 

 

 

 

 

 

 

is completed.

 

 

 

 

 

 

 

Flag

flags

Maintains the synchroniza-

7E (H)

 

 

 

 

 

 

tion.

 

 

 

 

 

Disconnection signal

DCN

Informs to disconnect the line.

 

 

 

 

 

 

 

 

 

Receiver

Signal name

Abbreviation

Function

Remarks

 

 

 

 

 

 

 

Sh signal

 

Sh

Short training

 

 

 

 

 

 

 

 

 

 

 

signal

 

 

 

 

 

 

Sh

Sh

 

 

 

 

 

 

ALT signal

ALT

-

 

 

 

 

 

 

E sequence

 

E

-

 

 

 

 

 

 

 

Flag

flags

Maintains the synchroniza-

7E (H)

 

 

 

 

 

 

tion.

 

 

 

 

 

Message confirmation

MCF

Indicates that the image sig-

 

 

 

 

 

 

 

nal is received normally, and

 

 

 

 

 

 

 

the receiver is ready to

 

 

 

 

 

 

 

receive the next page.

 

 

 

 

 

 

 

 

 

3

© 2006 - 2008 TOSHIBA TEC CORPORATION All rights reserved

GD-1220/1221

 

DIALING/COMMUNICATION CONTROL

3 - 19

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Contents GD-1220/1221 Page Transportation/Installation Vorsicht Important Service Parts for SafetyContents 2006 2008 Toshiba TEC Corporation All rights reserved GD-1220 GD-1221 Remarks FAX OptionsSTUDIO165/205 Available STUDIO167/207/237 System firmware versionSpecifications Transmission system DBm to -8 dBm The setting can be changed by 1 dBEmbedded DBm to 0 dBm Level -55 dBm or lower cannot be detectedComp Dimension width x length Printing areaFolio Features Specifications and Outline of System 08/08 Accessory Qty Accessories and PartsFollowing accessories and parts come with the FAX unit Option Function Model Extends the FAX functions when the FAX unit is installedOptions ADF Radf System ListNA/EU/AU/TW Units and Components Layout of PC Boards Symbol Name FunctionFAX PWA-F-NCU-631Recording paper size LSU-RELATED FunctionsSize Horizontal x Vertical Effective recording area Effective recording areaInch Feed direction Mm 0.16 inch Effective recording area For MJD, AUD, ASD, SAD, TWD, and CND models Unit mm inchSize Horizontal x Vertical Effective recording range 297 x 293 x A4-R 210 x 206 x A5-R 148 x 144 x 257 x 253 xPrint mode Print algorithm Recording paper selection algorithm and print algorithmRecording paper selection algorithm Judgment parameter Reception print flowchart Start Receive FAXBit Discard parameter Discard printingVertical reduction print Similar reduction print RTI Scanning For MJD, AUD, ASD, SAD, TWD, CND modelsST-R Comp Scanning widthRecording paper range A4-R For MJD, AUD, ASD, SAD, TWD, and CND modelsRecording paper range Comp *2 Comp *1 Recording paper range LT long Comp long LD longRecording paper range A4 long B4 long A3 long Folio Folio *1Error processing Order Drawer Limitations on reception printLSU-RELATED Functions Dial call-up transmission to a telephone circuit Circuit Connection and Procedure to Change ModeYES Standby stateProcedure to select the transmission mode Selection of the communication modeCommunication mode Toshiba original procedure Telephone circuitCircuit control signals Signaling System Diagram and Signal FormsThis signal can be sent manually Signal form Signal name Signal formImage signal Communication with the binary signalsMode change is possible only for the original set manually ReceiverFrames received Error occurred Only error frame retransmitted 1 completed 2 completedMCF CED NsfcsidisCFR Binary signals PIN PIPPRI-EOM PRI-MPSFormat When this frame is the last frame, X =FCF FIF FCS Binary signal Format FCF format of each binary signalTCF 9600 bps, 7200 bps4800 bps, 2400 bps 3 V.8/V.34 communication sequence Line closed Standard procedure Transmitter ReceiverSignal name Abbreviation Function Remarks Hz and 3,750 Hz in units Tone signal between150 Hz Frequency transmission Capability ALT TRNReceives an NSF sent from Maintains the synchroniza 7E H TionTransmitter ReceiverScrambled data frame to be Image data Image data are sent. TransmitterIs completed Encoded image data Turn off Scrambled 1 is sent forPPS-EOP Short training SignalTransmission of one Is completed Informs to disconnect the lineLine closed DIS cannot be recognized DIALING/COMMUNICATION Control DIALING/COMMUNICATION Control DIALING/COMMUNICATION Control DIALING/COMMUNICATION Control TEL mode FAX Automatic SwitchingFAX mode General functionsDIALING/COMMUNICATION Control GD-1220/1221 ConfigurationDescription of Circuits ConfigurationEU/AU/AS/C models Signal Name Type Active Description Destination Line path switching control circuitCML1 ATT3DB1IC5 RLY3, IC3IC3 Dial pulse generation circuit Line 1 Dial Pulse Generation Signal Q53Line 1 Dial Pulse Generation Signal Line Reverse Current Detection Signal IC23 Line Current Detection Signal IC23Line current detection circuit REVA1Current Reverse Line 1 Current Detection IC23 Signal Line 1 Current Detection Signal IC23CI detection circuit Line 1 CI Detect Signal IC23Line 1 CI Detection Signal IC23 FAX board Line monitor circuitRinger/Alarm Monitoring signalLine Monitor LOW HighSound volume PWA-F-FAX-635 GD-1220 PC BoardsPWA-F-FAX-678 GD-1221 PWA-F-NCU-631 NAD, TWD, SAD PWA-F-NCU-631 MJD, AUD, ASD, CND Electrical Circuits Explanation to the Users InstallationInstallation
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