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Sharp SF-1120 service manual Operation panel, SF-1020

Models: SF-1120 SF-1020

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2. Operation panel

SF-1020

(AB series)

16	1	17		2	20	21		3	4	5	6	8	7	9	10	11		12	13
SORTER			EXPOSURE		ORIGINAL	PAPER					PRESET	200%						POWER SAVE	AUDIT CLEAR
					SIZE	SIZE					RATIO	141%				1	2	3
SORT	DUAL PAGE		AUTO		A3						RATIO	141%				1	2	3
SORT	COPY		AUTO		A4							122%
	COPY		MANUAL
			MANUAL
STAPLE			PHOTO		A4						100%	115%				4	5	6
STAPLE			PHOTO		A4						100%					4	5	6
SORT	MARGIN				A5							86%
GROUP	SHIFT				B4							81%	ZOOM	INTERRUPT		7	8	9	CA
					EX TRA							70%	ZOOM	INTERRUPT
			1 2 3	4 5
			1 2 3	4 5									%
								AUTO PAPER SELECT				50%	%
	EDGE							AUTO PAPER SELECT				50%				0/	C
	ERASE		LIGHT	DARK	ORIGINAL SIZE	TRAY SELECT			AUTO IMAGE							0/	C
					ENTER				AUTO IMAGE
					ENTER
15	18		19		33	23	22			24	25	26 27 28			29	30	31	32	14

(Inch series)

16

1

17

2

20

21

3

4

5

6

8

7

9

10

11

12

13

SORTER

EXPOSURE

ORIGINAL

PAPER

PRESET 200%

DUAL PAGE

SIZE

SIZE

RATIO

141%

SORT

AUTO

11x17

COPY

129%

MANUAL

8½ x14

STAPLE

PHOTO

8½ 11x

100%

121%

MARGIN

8½ 5½x

95%

SORT

SHIFT

8½ 11x

77%

ZOOM

I NT ER RUP T

GROUP

1

2

3

4

5

8½ 13x

64%

%

EXTRA

A UTO PA PE R S EL EC T

50%

EDGE

ERASE

LIGHT

DARK

O RIG IN A L SI Z E

T R AY S E LE CT

A UT O IM A GE

ENTER

1	2	POWER SAVE	AUDIT CLEAR
1	2	3
4	5	6
7	8	9	C A

0/ C

15

18

19

33

23

22

24

25

26 27 28

29

30

31

32

14

No.	Name	No.	Name	No.	Name

1	1-set 2-copy key/Display lamp	2	Density selection key/Display lamp	3	Paper jam lamp

4	Paper supply lamp	5	Tray position/Paper jam position lamp	6	Magnification ration lamp

7	Maintenance lamp	8	Copy quantity display	9	Mini maintenance lamp

F	Toner supply lamp	G	10-key pad	H	Pre-heat lamp

I	Department count end key	J	All clear key	K	Clip tray

L	Sorter key/Display lamp	M	Binding margin key/display lamp	N	Edge erase key/Edge erase lamp

O	Density adjustment key/Display lamp	P	Original size display lamp	Q	Paper size display lamp

R	Tray selection key	S	Paper auto selection display lamp	T	Auto magnification ratio selection
					key/Display lamp

U	Magnification ratio selection key	V	Zoom lamp	W	% key

X	Zoom key	Y	Interruption key/Display lamp	Z	Zero-Read-out key

[	Erase key	\	PRINT button	]	Original size enter key

3 – 2

Image 12

Sharp SF-1120 service manual Operation panel, SF-1020

Contents

SF-1020 SF-1120 Contents Lower heat roller replacement Electrical Section Product features System configuration optionsProduct Outline Product Specifications Basic specificationsADU Description of each section SF-CM15SF-CM16 Supply parts Brazil/Asia except Hong KongMiddle East/Africa SF-LS12Optional specifications Bin staple sorter 10-bin SS Model name SF-S54 Staple sectionTwo-step paper feed unit Model name SF-CM15 One-step paper feed unit SF-CM16Product Views External view and internal structureOperation panel SF-1020SF-1120 Clutches and solenoids MotorsPWB Explained with the SF-1120 and the SF-CM15 TCS IlswMSW PODRollers, mirrors, etc Unpacking and Installation InstallationInstalling conditions UnpackingInstallation base Power sourceGrounding wire connection Space around the machineCharger cleaning Main charger unit electrode cleaningOptical system lock release No /3 mirror unit lock releaseDeveloping unit setting Developing unit settingAccessory installation Toner density sensor level adjustmentCopy tray installation Developing unit level adjustmentPage Center shift adjustment Label attachmentLabel attachment Optional two-step paper feed unit SF-CM15 installation Parts packed togetherING and Installation Optional one-step paper feed unit SF-CM16Included parts Removing the rear cover to the main copier units lower trayPlacing the main copier unit over the paper feed unit Removing the lower tray from the main copier unitAttaching the main copier unit and paper feed unit Plugging in the relay harnessSet the mode Tray paper size selection Described with the SF-1020Centering the paper Remove the trayAttach the tray Set paper, and change the paper size displayDescriptions of Each Section Paper feed sectionGeneral descriptions Basic operationsDeveloping section Basic compositionOptical section Basic operationsGeneral description Original table Copy lamp MirrorLens fixed focus lens Lens home position sensor LhpsLens drive wire Temperature fuseExposure adjustment plate Mirror base drive wireOriginal size sensing CLVEX1 EX5 Optical system dirt correction CPUCopy process This model basic process and structurePhotoconductor Process diagram Details of image forming process Main ChargingExposure CTL CGLDevelopment CGL CTLTransfer SeparationCTL Cleaning DischargingTransition of photoconductor surface potential Photoconductor drum sensitivity correctionProcess control function SummaryProcess control Process control timingDrum marking Basic structureFusing paper exit section GeneralBasic composition and functions High voltage section ADU unit SF-1120 onlyBasic composition Basic operationDetails of operation Disassembly and Assembly Paper feed unitPaper feed roller assy removal PS front roller assy Separation rollerPaper feed roller, take-up roller Transport unit Transport belt Fusing section Fusing unit removalHeater lamp replacement Upper heat roller assy removalUpper separation pawl replacement Lower heat roller replacementLower separation pawl replacement Copy lamp replacement Mirror base wire replacement and adjustmentOptical system Thermistor/thermostat removalMirror base wire removal No /3 mirror unit mirror base B removalNo /3 mirror unit mirror base B assembly Mirror base wire stretchingMirror base wire fixing Page Copy lamp unit installation Mirror base a positioning No /5 mirror unit mirror base C replacementNo /5 mirror removal No /5 mirror unit assembly Lens wire replacement Lens wire removalProcedures Lens unit replacement Lens unit installationLens removal Cleaning/replacement and note High voltage sectionMain charger MC unit ~0.5 Cleaning/replacement and precautions Process sectionTransfer/separation charger TC/SC unit Process unitPage Blank lamp unit Clean every 50K copies Discharge lamp unit Clean every 50K copiesDrum Replace every 50K copies Cleaner blade Replace every 50K copies DV side seals F/R replacement Replace every 120K copiesDrum separation pawl Replace every 50K copies Toner reception seal Replace every 50K copiesDB blade replacement Replace every 120K copies Ring attachmentCooling fan motor replacement Operation panel/intermediate cabinetFrame major parts Developing unit color identificationPower unit Tray size detecting PWBCooling fan motor AC power PWB Main PWB unitMulti paper feed unit SF-MF15 option Take-up roller/paper feed rollerADU Reverse rollerPaper feed roller Paper feed unit SF-CM15, SF-CM16, option Adjustments Developing doctor clearance adjustmentDeveloping magnet roller main pole position adjustment Adjustment procedureAdjustment items YES Adjustment of each section Lens reference position adjustmentNo /5 mirror reference position adjustment 51 50Vertical copy magnification ratio adjustment 110Resolution adjustment Focus adjustment No.4/5 mirror adjustment screw Horizontal copy magnification ratio adjustment Adjustment procedureComparison table of lens values and simulation input values Vertical skew adjustment Horizontal skew adjustmentMirror base rail handle Loosen Center shift adjustment Exposure balance adjustmentCopy lead edge adjustment End of scale image Original detecting arm unit adjustment Original detecting sectionOriginal detecting level adjustment 3 4 5 6A4R LTR Operating procedure Simulations operating procedureSimulation PurposeList of simulations Simulation 26-6 Destination setting Cassette size switch tableDetails of simulations Full power on Psps A4R B5R WLT LTR INVADF counter display ← Initial value SEC Secl Seeg SUK SCA OFFPPD1 PPD2PPD3 PPD4PD0 PD1PD2 PD3Developer counter clear Display range 8 ∼ No trouble 31 ∼ 35 --- Trouble The sub code is displayed Copying without grid bias correction ME + PE AE + PEPaper transport direction magnification ratio adjustment ADU alignment plate home position adjustment SF-2120 only User simulation 30 sec. This function can be clearedUser simulation User simulation code tableLED Self Diagnostics Summary/purposeOperation Clearing the self diag displaySF-1120 only High LOWGeneral RemediesMake a copy and adjust Set value recording sheet Memory simulation list Maintenance Maintenance cycle and maintenance itemsSystem block diagram Electrical SectionSystem operation when the power is turned on JAMRPL on PSW on RPL OFF Block diagram Main circuitFeatures CPU IC6 SC3041K12FPin arrangement Internal block diagram DMADmac ROM RAMCPU SC3041K12F IC1 pin signal RES Reset MCSCLK OUT NMIO IC8 CXD1095Q OdenVDD O CXD1095Q IC8 pin signal CLR Reset Oden ResetPC1 CPFC1 OUT PC2 CPEC2 OUTDetector circuit of sensor signal Start/stop control circuitSEL C SEL B SEL a SEL a SEL B SEL CHeater lamp control circuit Driver circuit Solenoid, electromagnetic clutch Stepping motor drive circuitOperation LoadReset IC IC13 AE Auto Exposure sensor circuitToner supply motor drive circuit CW/CCWOperation panel KI0 KI1KI2 CPU EnergyStar circuit description Hound AC CircuitADU circuit block diagram ADU circuit descriptionADU CPU IC1 ROM RAMTXD DSRRES StbyStepping motor PAM1, PAM2 drive circuit ADU motor DDM drive circuitGND