Configuration, GD-1210 GD-1160 | Toshiba GD-1260, GD-1250 guide

4.ELECTRICAL CIRCUITS

4.1	Configuration
e-STUDIO2500c/3500c/3510c
	GD-1210					GD-1160
			Speaker
	FAX board					MDM board
	CPU	Memory	Flash ROM	CODEC		Memory
	95C265	1Mbit x 6	4Mbit x 1	MN86064		1Mbit x 4
						CODEC
						MN86064
	FAX ASIC	V.34 modem
						V.34 modem
	TENNESEE	FM336PLUS
						FM336PLUS
	SYS - FAX		FAX PWR
	I/F harness	NCU 1	FAX PWR		NCU 2
	I/F harness	NCU 1	board		NCU 2
			board
				Fig. 4-1

4

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

4 - 1

08/04

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Toshiba GD-1260, GD-1250, GD-1270 service manual Configuration, GD-1210 GD-1160

Contents

GD-1210/1250/1270/1160/1260 Trademarks Transportation/Installation General Precautions at Service Vorsicht When the option has been installedPage Contents Explanation to the Users Installation Models FAX unit 2nd line for FAX unit FAX Options Specifications Original sizeFolio 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 detected Paper size Dimension width x length Printing area ST-RComp Features 11/04 Following accessories and parts come with the FAX unit Accessories and PartsAccessory GD-1210 GD-1250 GD-1270 Parts GD-1210 GD-1250 GD-1270 Options Extends the FAX functions when the FAX unit is installed Ments to be output Option Function STUDIO206L/256/306/356 STUDIO2500c/3500c/3510c System List NA/AU/EU/C/TW STUDIO2330C/2820C/2830C/3520C/3530C/4520C STUDIO5520C/6520C/6530C Offset Tray MJ-5005 STUDIO205L/255/305/355/455 NA/EU-N/AU/C STUDIO555/655/755/855 Pedestal PFP Feeder LCF KD-1027/C KD-1028 A4/LT/C STUDIO2040C/2540C/3040C/3540C/4540C STUDIO5540C/6540C/6550C STUDIO556/656/756/856 STUDIO206L/256/306/356/456 Saddle stitch Finisher MJ-1106/CInner Finisher MJ-1032 Saddle stitch MJ-1033 LINE2 connector Line connector TEL connector OverviewReversing automatic document feeder Line connector TEL connectorDrawers STUDIO5520C/6520C/6530C, e-STUDIO5540C/6540C/6550C STUDIO205L/255/305/355/455, e-STUDIO206L/256/306/356/456 Power switch TEL connector Line connector LINE2 connector STUDIO555/655/755/855, e-STUDIO556/656/756/856 Power switch LINE2 connector Line connector TEL connector Layout of PC Boards Symbol Name FunctionFAX FAX PWR NCU MDM FAX FAX PWR LSU-RELATED Functions Recording Mode Recording Paper Selection Algorithm and Printing Algorithm Recording paper selection algorithmPrinting algorithm ST against A3/B4/A4/LD/LT size originals respectively Effective printing length Discard function Length of B Discard parameter Set valueOFF A5 , Comp LT, Comp COMP, LD LG/LT, LD ST, Folio B5, Folio B4, A3 A4, B4 B5, B4 A5, A4 Setting for the split recording Recording Paper and Function Table of the recording paper selection modes OthersPriority User Functions Energy Saver ModeReceiving FAX document, or by Energy Saver Memory Reception Dial call-up transmission to a telephone circuit Circuit Connection and Procedure to Change ModeYES Standby state Procedure to select the transmission mode Selection of the communication modeCommunication mode Toshiba original procedure Telephone circuit Circuit control signals Signaling System Diagram and Signal FormsThis signal can be sent manually Signal form Signal name Signal form Communication with the binary signals Mode change is possible only for the original set manually Image signalMode change possible Informing that there is the next Receiver Frames received Error occurred Only error frame retransmitted 1 completed 2 completed CED Nsfcsidis JOB Status button Cancel buttonCFR MCF Binary signals PIN PIPPRI-EOM PRI-MPS When this frame is the last frame, X = FCF FIF FCSFormat Binary signal Format FCF format of each binary signal 9600 bps, 7200 bps 4800 bps, 2400 bpsTCF 3 V.8/V.34 communication sequence Line closed Standard procedure Transmitter Receiver Signal name Abbreviation Function Remarks Hz and 3,750 Hz in units Tone signal between150 Hz Data transmission ALT TRN Maintains the synchroniza 7E H Tion FlagReceives an NSF sent from Transmitter Scrambled data frame to be Image data Image data are sent. TransmitterIs completed Encoded image data Turn off Scrambled 1 is sent for PPS-EOP Short training SignalTransmission of one Is completed Flag Informs to disconnect the line Line closed DIS cannot be recognized Transmitter Receiver Transmitter Receiver DIALING/COMMUNICATION Control DIALING/COMMUNICATION Control TEL mode FAX Automatic SwitchingFAX mode General functions GD-1210 GD-1160 Configuration GD-1250 / GD-1270 GD-1260 Description of Circuits Configuration EU/AU/AS/C models Signal Name Type Active Description Destination Line path switching control circuitCML1 ATT3DB1 RLY3, IC3 IC3IC5 Dial pulse generation circuit Line 1 Dial Pulse Generation Signal Q53 Line 1 Dial Pulse Generation Signal Line Reverse Current Detection Signal IC29 IC26 Line Current Detection Signal IC29 IC26Line current detection circuit REVA1 Current Reverse Line 1 Current Detection IC29 IC26 Signal Line 1 Current Detection Signal IC29 IC26 CI detection circuit Line 1 CI Detect Signal IC29 IC26 Line 1 CI Detection Signal IC29 IC26 NCU board Line1 Line monitor circuit Ringer/Alarm Monitoring signalLine Monitor LOW High Sound volume Relation between the signals and sound volume is as follows PWA-F-FAX-631 GD-1210 PC Boards PWA-F-FAX-670 GD-1250/1270 08/04 08/04 PWA-F-MDM-563 GD-1160 PWA-F-MDM-671 GD-1260 PWA-F-FAX-POWER-631 GD-1210 Electrical Circuits Explanation to the Users Installation Installation