Manuals / Toshiba / Computer Equipment / All in One Printer

Toshiba GD-1250, GD-1260, GD-1270 Line monitor circuit, NA/TW models, GD-1210/1250/1270/1160/1260

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

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4.2.6Line monitor circuit

NA/TW models

		NCU board (Line1)																FAX board
																									28,29[25,26]		IC12
																											IC12
				RLY2							IC51																[IC9]
				CML relay				R67	R71		Analog															32[9]	MODEM
				CML relay							Analog																MODEM
											switch
					8	T1				3	1			IC53
		4	Lb	9	8	T1				3	1	4	1	2	1			1	TXOUT1
		4	Lb	9							0	4	1	2	1			1	TXOUT1
	CN10			0							0
Line	CN10			1				IC53
		3	La	4			5	7	R59	1	1			IC52		CN9	CN501										IC45
				+12V		AG	6									CN9	CN501
				0								15	6	7	2			2	RXIN1				2	12	RING	43	[IC12]
										2	0	15	6	7	2			2	RXIN1				2	12	RING	43	[IC12]
				1	12																		1	IC3			CPU
				1	12										6			6						IC3			CPU
															6			6
								R66		13	1				3			3
										13	1	14			3			3						Analog
											0	14												Analog
											0													switch
																								switch	MF-SEL	6
																								9	MF-SEL	6
								R68			9,11	10										13	14	10	SP-SEL	15
								R68																11	MON	26
																								11	MON	26
																							R273				IC29
																						14					IC29
																						14			ATT3DB1	22	[IC26]
								Q51																	ATT3DB1	22	[IC26]
								Q51																	CML1	21
																							R272		CML1	21	ASIC
																							R272				ASIC
								AG														15			VOLSEL0	16
								AG																	VOLSEL1	17
																									VOLSEL1	17
																							R271		VOLSEL2	18
																							R271
																	CN502	2	RXIN2			12
													NCU board (Line2)				CN502	2	RXIN2
													NCU board (Line2)
																							R270
																					IC9	1
																					[IC2]
																					Analog		R268
																					Analog	5
																					switch
																							R267
																						2
													Speaker
																			IC10[IC1]				R266
																SP+	CN503	1	5	3	3	4
																SP-	CN503	2
																SP-		2
																			SG			11 AG
																			SG			10
																						10
																						9
														Fig. 4-13

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

4 - 13

08/04

Page 81

Image 81

Toshiba GD-1250, GD-1260 Line monitor circuit, NA/TW models, 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved

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 Vorsicht 6 When the option has been installedPage 2. LSU-RELATED FUNCTIONS 1. SPECIFICATIONS AND OUTLINE OF SYSTEM3. DIALING/COMMUNICATION CONTROL CONTENTS5.1 Explanation to the Users 5. INSTALLATION1.1 FAX Options 1. SPECIFICATIONS AND OUTLINE OF SYSTEM1.2 Specifications Circuits to be used Subscriber line/FAX communication network G3 Specifications of the communication modeCommunication mode Circuit carrier link equalization function4 Recording paper Recording method 1.3 Features Phone Book 3,000 addresses The following accessories and parts come with the FAX unit 1.4 Accessories and PartsExtends the FAX functions when the FAX unit is installed 1.5 OptionsOption Functione-STUDIO206L/256/306/356 1.6.1 e-STUDIO2500c/3500c/3510c 1.6 System ListLarge Capacity 1.6.2 e-STUDIO2330C/2820C/2830C/3520C/3530C/4520CSPECIFICATIONS AND OUTLINE OF SYSTEM 1.6.3 e-STUDIO5520C/6520C/6530CSaddle stitch finisher MJ-1104 Finisher MJ-1103 FAX unit GD-1270NA/AU/AS EU/C/TW 2nd Line for FAX unit GD-1260Offset Tray MJ-5005 1.6.4 e-STUDIO205L/255/305/355/455SPECIFICATIONS AND OUTLINE OF SYSTEM 1.6.5 e-STUDIO555/655/755/855Saddle 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 SPECIFICATIONS AND OUTLINE OF SYSTEM 1.6.7 e-STUDIO5540C/6540C/6550CSaddle stitch finisher MJ-1104 Finisher MJ-1103 FAX unit GD-1270NA/AU/AS EU/C/TW 2nd Line for FAX unit GD-1260Saddle stitch finisher MJ-1028/1029 Finisher MJ-1027 1.6.8 e-STUDIO556/656/756/856FAX unit GD-1250NA/EU/AU/AS/C 2nd Line for FAX unit GD-1260 NA/EU-N/AU/CSaddle stitch Finisher MJ-1106/C 1.6.9 e-STUDIO206L/256/306/356/456Inner Finisher MJ-1032 Saddle stitch Finisher MJ-1033 Offset Tray MJ-50051.7.1 e-STUDIO2500c/3500c/3510c 1.7 Overview2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260TEL connector LINE connectorSPECIFICATIONS AND OUTLINE OF SYSTEM Reversing automatic document feederLINE2 connector LINE connector TEL connector Power switch Drawers 1.7.3 e-STUDIO5520C/6520C/6530C, e-STUDIO5540C/6540C/6550CSPECIFICATIONS AND OUTLINE OF SYSTEM 2006 - 2011 TOSHIBA TEC CORPORATION All rights reservedPower switch TEL connector LINE connector LINE2 connector 1.7.4 e-STUDIO205L/255/305/355/455, e-STUDIO206L/256/306/356/456SPECIFICATIONS AND OUTLINE OF SYSTEM GD-1210/1250/1270/1160/1260Power switch LINE2 connector LINE connector TEL connector 1.7.5 e-STUDIO555/655/755/855, e-STUDIO556/656/756/8562006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260Fig. 1-21 Rear side of the equipment 1.8 Layout of PC Boards2.1 Recording Mode 2. LSU-RELATED FUNCTIONS2.2 Recording Paper Selection Algorithm and Printing Algorithm 2.2.1 Recording paper selection algorithm2.2.2 Printing algorithm ST against A3/B4/A4/LD/LT size originals respectively Note Short length paper are the recording paper of A4/B5/A5/LTSTART 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 2.3.2 Others 2.3.1 Table of the recording paper selection modesHow to enter the 2.4 Energy Saver ModeTimer setting How to cancel the mode2.5 Memory Reception 3. DIALING/COMMUNICATION CONTROL 3.1 Circuit Connection and Procedure to Change Mode3.1.1 Dial call-up transmission to a telephone circuit 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved3.1.2 Selection of the communication mode 3.1.3 Procedure to select the transmission modeprocedure mode? Communication using the Toshiba original procedure3.2.1 Circuit control signals 3.2 Signaling System Diagram and Signal Forms3.2.2 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 MPS PPS NULLPPS EOP Only error frame retransmitted Page 1 completed Page 2 completedCED NSFCSIDIS JOB STATUS button CANCEL button2 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 Indicator signal Call Menu signalJoint Menu signal Calling toneSignal name Probing/Ranging PhaseSignal name TransmitterPP signal S signalTRN signal PPh signalSignal name Signal nameControl channel TransmitterSignal name Signal namePrimary channel TransmitterSignal name Communication end procedureSignal name ReceiverLine closed DIS cannot be recognized Receiver TransmitterMulti-page sequence GD-1210/1250/1270/1160/1260Receiver Transmitter2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260Transmitter Change of the image transmission speed by the receiverReceiver GD-1210/1250/1270/1160/1260Transmitter Change of the image transmission speed by the transmitterReceiver 2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved3.3.1 General functions 3.3 FAX Automatic Switching3.3.2 TEL mode 3.3.3 FAX mode4. ELECTRICAL CIRCUITS Configuratione-STUDIO2500c/3500c/3510c 2006 - 2011 TOSHIBA TEC CORPORATION All rights reservede-STUDIO2040C/2540C/3040C/3540C/4540C e-STUDIO2330C/2820C/2830C/3520C/3530C/4520Ce-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 Signal Name 4.2.2 Line path switching control circuitNA/TW models TypeNCU board EU/AU/AS/C modelsFAX board LineNA/TW models 4.2.3 Dial pulse generation circuitEU/AU/AS/C models Line path switching circuitT1 AG CN501NA/TW models 4.2.4 Line current detection circuitFAX board EU/AU/AS/C models4.2.5 CI detection circuit NA/TW modelsIC26 Line 1 CI Detection Signal Signal NameEU/AU/AS/C models TypeNA/TW models 4.2.6 Line monitor circuit2006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/1260EU/AU/AS/C models For the line path switching control, refer toThe relation between the signals and sound volume is as follows 1 PWA-F-FAX-631 GD-1210 4.3 PC BoardsGD-1210/1250/1270/1160/1260 ELECTRICAL CIRCUITS08/04 2 PWA-F-FAX-670 GD-1250/12702006 - 2011 TOSHIBA TEC CORPORATION All rights reserved GD-1210/1250/1270/1160/12604 PWA-F-NCU-631 MJD, AUD, ASD, CND, KRD GD-1210/GD-1250/GD-1270 3 PWA-F-NCU-631 NAD, TWD, SAD 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 8 PWA-F-MDM-671 GD-1260 7 PWA-F-MDM-563 GD-116008/04 GD-1210/1250/1270/1160/126008/04 9 PWA-F-FAX-POWER-631 GD-12102006 - 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 5.1 Explanation to the Users 5. INSTALLATIONINSTALLATION GD-1210/1250/1270/1160/12602006 - 2011 TOSHIBA TEC CORPORATION All rights reserved