Manuals / Toshiba / Computer Equipment / All in One Printer

Toshiba GD-1270, GD-1260 EU/AU/AS/C models, GD-1210/1250/1270/1160/1260, Electrical Circuits

Models: GD-1210 GD-1260 GD-1250 GD-1270 GD-1160

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Page 72

Image 72

EU/AU/AS/C models

NCU board

Line current

detection

circuit

REVA REVB

CML

Line

External telephone

CN3

RLY3

CML relay

Dial pulse generation circuit

RLY4

Relay

DB1

~consumption

circuit

Ring signal

detection

circuit

IC5 IC6

Analog

switch

IC6 IC3 IC4

Analog

switch

IC4

CNG signal

detection

circuit

TXOUT

ATT3DB

RXIN

ANSDET

RLADJ1

RLADJ2

CN4

FAX board

Fig. 4-4

GD-1210/1250/1270/1160/1260	© 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved
ELECTRICAL CIRCUITS

4 - 4

Page 72

Image 72

Toshiba GD-1270, GD-1260, GD-1250, GD-1160 service manual EU/AU/AS/C models, GD-1210/1250/1270/1160/1260, Electrical Circuits

Contents

SERVICE MANUAL GD-1210/1250/1270/1160/1260FACSIMILE Trademarks 1 Transportation/Installation 2 General Precautions at Service 3 Important Service Parts for Safety4 Cautionary Labels 6 When the option has been installed VorsichtPage 1. SPECIFICATIONS AND OUTLINE OF SYSTEM 2. LSU-RELATED FUNCTIONS3. DIALING/COMMUNICATION CONTROL CONTENTS5. INSTALLATION 5.1 Explanation to the Users1. SPECIFICATIONS AND OUTLINE OF SYSTEM 1.1 FAX Options1.2 Specifications Specifications of the communication mode Circuits to be used Subscriber line/FAX communication network G3Communication mode Circuit carrier link equalization function4 Recording paper Recording method 1.3 Features Phone Book 3,000 addresses 1.4 Accessories and Parts The following accessories and parts come with the FAX unit1.5 Options Extends the FAX functions when the FAX unit is installedOption Functione-STUDIO206L/256/306/356 1.6 System List 1.6.1 e-STUDIO2500c/3500c/3510c1.6.2 e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C Large Capacity1.6.3 e-STUDIO5520C/6520C/6530C SPECIFICATIONS AND OUTLINE OF SYSTEMSaddle stitch finisher MJ-1104 Finisher MJ-1103 FAX unit GD-1270NA/AU/AS EU/C/TW 2nd Line for FAX unit GD-12601.6.4 e-STUDIO205L/255/305/355/455 Offset Tray MJ-50051.6.5 e-STUDIO555/655/755/855 SPECIFICATIONS AND OUTLINE OF SYSTEMSaddle stitch finisher MJ-1028/1029 Finisher MJ-1027 FAX unit GD-1250NA/EU/AU/AS/C 2nd Line for FAX unit GD-12601.6.6 e-STUDIO2040C/2540C/3040C/3540C/4540C 1.6.7 e-STUDIO5540C/6540C/6550C SPECIFICATIONS AND OUTLINE OF SYSTEMSaddle stitch finisher MJ-1104 Finisher MJ-1103 FAX unit GD-1270NA/AU/AS EU/C/TW 2nd Line for FAX unit GD-12601.6.8 e-STUDIO556/656/756/856 Saddle stitch finisher MJ-1028/1029 Finisher MJ-1027FAX unit GD-1250NA/EU/AU/AS/C 2nd Line for FAX unit GD-1260 NA/EU-N/AU/C1.6.9 e-STUDIO206L/256/306/356/456 Saddle stitch Finisher MJ-1106/CInner Finisher MJ-1032 Saddle stitch Finisher MJ-1033 Offset Tray MJ-50051.7 Overview 1.7.1 e-STUDIO2500c/3500c/3510c2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260LINE connector TEL connectorSPECIFICATIONS AND OUTLINE OF SYSTEM Reversing automatic document feeder1.7.3 e-STUDIO5520C/6520C/6530C, e-STUDIO5540C/6540C/6550C LINE2 connector LINE connector TEL connector Power switch DrawersSPECIFICATIONS AND OUTLINE OF SYSTEM 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved1.7.4 e-STUDIO205L/255/305/355/455, e-STUDIO206L/256/306/356/456 Power switch TEL connector LINE connector LINE2 connectorSPECIFICATIONS AND OUTLINE OF SYSTEM GD-1210/1250/1270/1160/12601.7.5 e-STUDIO555/655/755/855, e-STUDIO556/656/756/856 Power switch LINE2 connector LINE connector TEL connector2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/12601.8 Layout of PC Boards Fig. 1-21 Rear side of the equipment2. LSU-RELATED FUNCTIONS 2.1 Recording Mode2.2 Recording Paper Selection Algorithm and Printing Algorithm 2.2.1 Recording paper selection algorithm2.2.2 Printing algorithm Note Short length paper are the recording paper of A4/B5/A5/LT ST against A3/B4/A4/LD/LT size originals respectivelySTART 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved1 Discard printing 3 Regular size reduction printing 13-517 2.2.3 Setting for the split recording 2.3 Recording Paper and Function 2.3.1 Table of the recording paper selection modes 2.3.2 Others2.4 Energy Saver Mode How to enter theTimer setting How to cancel the mode2.5 Memory Reception 3.1 Circuit Connection and Procedure to Change Mode 3. DIALING/COMMUNICATION CONTROL3.1.1 Dial call-up transmission to a telephone circuit 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved3.1.3 Procedure to select the transmission mode 3.1.2 Selection of the communication modeprocedure mode? Communication using the Toshiba original procedure3.2 Signaling System Diagram and Signal Forms 3.2.1 Circuit control signals3.2.2 Communication with the binary signals GD-1210/1250/1270/1160/1260DIALING/COMMUNICATION CONTROL NSSTSIDCS NSSTSIDCSMode change possible Informing that there is the next page PPS NULL PPS MPSPPS EOP Only error frame retransmitted Page 1 completed Page 2 completedJOB STATUS button CANCEL button CED NSFCSIDIS2 Binary signals Page 3 Frame structure of binary signals FCF format of each binary signal X = 0 for the station which received a response signal to DISX = 1 for the station which received DIS 4 Training 3.2.3 V.8/V.34 communication sequence To determine the image transmission speed, the transmitter sends a training signal Call Menu signal Call Indicator signalJoint Menu signal Calling toneProbing/Ranging Phase Signal nameSignal name TransmitterS signal PP signalTRN signal PPh signalSignal name Signal nameControl channel TransmitterSignal name Signal namePrimary channel TransmitterCommunication end procedure Signal nameSignal name ReceiverLine closed DIS cannot be recognized Transmitter ReceiverMulti-page sequence GD-1210/1250/1270/1160/1260Transmitter Receiver2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260Change of the image transmission speed by the receiver TransmitterReceiver GD-1210/1250/1270/1160/1260Change of the image transmission speed by the transmitter TransmitterReceiver 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved3.3 FAX Automatic Switching 3.3.1 General functions3.3.2 TEL mode 3.3.3 FAX modeConfiguration 4. ELECTRICAL CIRCUITSe-STUDIO2500c/3500c/3510c 2006 - 2011 TOSHIBA TEC CORPORATION All rights reservede-STUDIO2330C/2820C/2830C/3520C/3530C/4520C e-STUDIO2040C/2540C/3040C/3540C/4540Ce-STUDIO5520C/6520C/6530C e-STUDIO5540C/6540C/6550C4.2.1 Configuration 4.2 Description of CircuitsNA/TW models EU/AU/AS/C models GD-1210/1250/1270/1160/1260ELECTRICAL CIRCUITS 4.2.2 Line path switching control circuit Signal NameNA/TW models TypeEU/AU/AS/C models NCU boardFAX board Line4.2.3 Dial pulse generation circuit NA/TW modelsLine path switching circuit EU/AU/AS/C modelsT1 AG CN5014.2.4 Line current detection circuit NA/TW modelsEU/AU/AS/C models FAX board4.2.5 CI detection circuit NA/TW modelsIC26 Signal Name Line 1 CI Detection SignalEU/AU/AS/C models Type4.2.6 Line monitor circuit NA/TW models2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260For the line path switching control, refer to EU/AU/AS/C modelsThe relation between the signals and sound volume is as follows 4.3 PC Boards 1 PWA-F-FAX-631 GD-1210GD-1210/1250/1270/1160/1260 ELECTRICAL CIRCUITS2 PWA-F-FAX-670 GD-1250/1270 08/042006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/12603 PWA-F-NCU-631 NAD, TWD, SAD GD-1210/GD-1250/GD-1270 4 PWA-F-NCU-631 MJD, AUD, ASD, CND, KRD GD-1210/GD-1250/GD-127008/04 GD-1210/1250/1270/1160/12605 PWA-F-NCU-562 NAD, TWD, SAD GD-1160/PWA-F-NCU-631 NAD, TWD, SAD GD-1260 7 PWA-F-MDM-563 GD-1160 8 PWA-F-MDM-671 GD-126008/04 GD-1210/1250/1270/1160/12609 PWA-F-FAX-POWER-631 GD-1210 08/042006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260GD-1210/1250/1270/1160/1260 ELECTRICAL CIRCUITS2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved 5. INSTALLATION 5.1 Explanation to the UsersINSTALLATION GD-1210/1250/1270/1160/12602006 - 2011 TOSHIBA TEC CORPORATION All rights reserved