Sharp SF-1014 Service Manual Page 107
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4 CPU: M37702 (IC110) pin signals
Pin No. Port Signal name IN/OUT H/L Description
1 P70 AES IN Analog input signal (AE sensor)
2 P67 IN1 IN Lower unit serial parallel IC input 2 port
3 P66 IN0 IN Lower unit serial parallel IC input 2 port
4 P65 MMRE IN Main motor timer input
5 P64 FWS IN Power zero cross pulse detection signal
6 P63 MHPS IN H Mirror home position detecting signal ("HIGH at Home position)
7 P62 AEG2 OUT AE gain select signal
8 P61 AEG1 OUT AE gain select signal
9 P60 SMPWM IN/OUT H Transport motor timer output clock
10 P57 AEG0 OUT AE gain select signal
11 P56 CLPWM OUT H Copy lamp control signal
12 P55 HL OUT H Heater lamp control signal
13 P54 MMPWM OUT H Main motor timer output clock
14 P53 PR OUT H Power relay control signal
15 P52 BLPWM OUT Blank lamp control signal
16 P51 PSPS OUT H Paper separation solenoid control signal
17 P50 DL OUT H Discharge lamp control signal
18 P47 SCLK OUT Data output clock signal to EEPROM
19 P46 SDAT IN/OUT — Serial data I/O to EEPROM
20 P45 LHPS IN H Lens home position detecting signal (HIGH at home position)
21 P44 IMP IN — NC
22 P43 SPFM OUT H SDH cooling fan motor control signal
23 P42 VFM OUT H Ventilation fan motor control signal
24 P41 CFM OUT H Optical system cooling fan motor control signal
25 P40 POD OUT H Paper exit detecting sinal
26 BYTE BYTE IN External data bus select signal ("L" = 16 bit, "H" = 8 bit)
27 CNVss CNVSS IN H Processor mode selection
28 RESET RESET IN L Reset signal (Reset at "L")
29 XIN XIN IN Clock IN
30 XOUT XOUT OUT Clock OUT
31 E E OUT Enable output
32 Vss Vss OUT Power (GND)
33 P33 PNC OUT Personal counter clock
34 P32 TRC OUT H Transport roller clutch
35 P31 NrjStar. OUT H Power switch OFF signal for EnergyStar (Power swith OFF at HIGH)
36 P30 DVF IN L Not used
37 P27 TMb OUT H Toner supply motor drive signal
38 P26 TMa OUT H Toner supply motor drive signal
39 P25 LEMT0 OUT H Lens motor drive signal A
40 P24 LEMT1 OUT H Lens motor drive signal B
41 P23 LEMT2 OUT H Lens motor drive signal –A
42 P22 LEMT3 OUT H Lens motor drive signal –B
43 P21 MPFC OUT H Multi paper feed clutch control signal
44 P20 MPFS OUT H Multi paper feed solenoid control signal
45 P17 MFD1 IN Single/multi input 1 L
Not set
H
Single paper
present
L
Multi
H
Single paper
exhaust
46 P16 MFD0 IN Single/multi input 2 H L L H
47 P15 MRPS OUT H
48 P14 MRMT0 OUT H Mirror motor drive signal A
49 P13 MRMT1 OUT H Mirror motor drive signal B
50 P12 MRMT2 OUT H Mirror motor drive signal –A
51 P11 MRMT3 OUT H Mirror motor drive signal –B
52 P10 SRPL OUT H SDF lamp
53 P07 SRRC OUT H Resist roller clutch drive signal
54 P06 SPFC OUT H Paper feed roller clutch drive signal
55 P05 SME OUT Transport motor ON/OFF control signal
12 – 4
- SERVICE MANUAL 1
- MODEL SF-1014 1
- CONTENTS 2
- [1] GENERAL DESCRIPTION 4
- [2] PRODUCT SPECIFICATIONS 5
- Middle and South America 7
- Lower unit 9
- 2 3 5 6 7 8 9 10 11 12 13 14 10
- 3. Cross section 11
- 5. Clutches, solenoids 13
- 6. Motors 14
- 1. Packing drawing 16
- 2. Installation 16
- (2) Space around the machine 17
- (3) Installing table 17
- (4) Power source 17
- (5) Grounding 17
- Mirror unit fixing screw 18
- Toner cartridge 19
- Release lever (B) 19
- (4) Toner supply 20
- (6) Accessory attachment 20
- Installation Manual 21
- Multi bypass feeder unit 22
- [5] GENERAL DESCRIPTIONS OF 23
- EACH SECTION 23
- 3. Fuser, paper exit section 24
- 4. Developer section 24
- 5. Optical system 25
- 5-2. Basic operations 26
- 6. Copy process 28
- Cleaning blade 29
- Transfer corona unit 29
- Step 3 (Main Charging) 30
- Step 4 (Exposure) 30
- Step 5 (Development) 31
- Step 6 (Transfer) 32
- Step 7 (Separation) 32
- Step 8 (Cleaning) 33
- Step 9 (Discharging) 33
- (5) Process correction system 34
- 2) Correction operation 34
- [Initial setting] 35
- [Correction timing] 35
- [Correction operation] 35
- [6] DISASSEMBLY AND ASSEMBLY 36
- 1-3. Separation roller 37
- One-way clutch side 38
- 1-6. Transport belt 39
- 1-7. Socket holder unit 39
- 1-8. Lower unit PWB 39
- 1-10. Power unit 39
- 2. Manual paper feed section 40
- 3. Fuser section 41
- Paper exit paper guide 43
- 4. Optical system 44
- Wire fixing screw 44
- 4-6. Optical unit removal 46
- 5. Drum section 48
- 6. Developer section 48
- 6-4. Toner density sensor 49
- 8-1. Ozone filter 49
- 8-4. Transport roller clutch 50
- 8-5. Paper exit sensor 50
- 8-3. Ventilation fan motor 50
- [7] ADJUSTMENTS 51
- 0.625±0.03mm 52
- 2. Optical section 53
- Optical unit cover 56
- Optical unit 56
- Document Copy A Copy B 57
- Cam fixing screw 58
- Do not move 58
- Scanner unit drive pulley 59
- Set screw 59
- No.2 scanner unit 60
- Positioning plate 60
- Document Copy C Copy D 61
- Change the right side 62
- Change the left side 62
- Copy paper 63
- No.4/5 mirror drive lever 64
- No.4/5 mirror unit frame 64
- Copy image size 66
- Original size 66
- Shizuoka 67
- Paper exit 68
- Half-tone copy 68
- Less exposure 68
- (Dark copy) 68
- Scale image lead edge 69
- Enlargement copy (x 1.54) 69
- 10 20 30 70
- current void area (mm) 71
- 3. COPY DENSITY ADJUSTMENT 73
- Not copied 74
- adjustment 75
- Slightly copied 76
- Tension spring 77
- [8] SIMULATIONS 78
- 4. Purpose list 79
- 5. Details of simulations 80
- EXP1~5 voltage 87
- Full power 87
- 6. User simulation 89
- (2) User simulation prcedure 90
- (3) User program code table 90
- [9] SELF DIAG 91
- 4. Self diag contents 92
- 1) Paper feed section 97
- 2) Transport section 97
- [10] SERVICING AT MEMORY 98
- TROUBLE AND MAIN 98
- CONTROL PWB REPLACEMENT 98
- 4. Set value recording sheet 101
- 5. Memory simulation list 102
- [11] MAINTENANCE 103
- [12] ELECTRICAL SECTION 104
- M37702M2-XXXFP 105
- 3 Block diagram 106
- IN XIN IN Clock IN 107
- OUT XOUT OUT Clock OUT 107
- H=+32V, VB=+24V 108
- 1 General 109
- Stepping motor time chart 110
- (9) Reset IC (IC113) 111
- 1 Outline 111
- 2 Operation 111
- V3' 112
- (1) Outline 114
- (2) Display circuit 115
- 1 Block diagram 115
- (3) LED display 116
- • AC PWB unit 116
- • In the main PWB unit 117
- COPYRIGHT 119
- 1997 BY SHARP CORPORATION 119
- SF-1014 120
- DEFINITION 121
- FCP02601 123
- FCP02602 124
- NO. PARTS CODE 125
- DESCRIPTION 125
- – 6 – – 7 – 126
- – 8 – – 9 – 127
- – 10 – – 11 – 128
- FCP02605 129
- – 18 – – 19 – 130
- – 22 – – 23 – 132
- FCP02616 137
- FCP02617 142
- PARTS CODE NO 147
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