Sharp AR-168S Manual de Serviço descarregar pdf (Página 158)

AR-168S/168D CIRCUIT DIAGRAM 14 - 21

MCU PWB (Connector section 3)

R318

150J

1/4W

CN14

B3B-PH-K-S

CN8

B3B-PH-K-S

R177

4.7kJ

C221

1000p

R178

1kJ

D37

KDS226

5V 5V

24V

(SDOD)

/MCNT

For SPF/DSPF Model Only

To Cover open detect

(White)

(4-A3)

To Mech. COUNTER

1 2 ... 153 154 155 156 157 158 159 160 161 162 163 ... 183 184

SERVICE MANUAL 1
CAUTION 2
[1] GENERAL 6
[2] SPECIFICATIONS 7
3. Copy performance 8
4. SPLC printer 9
5. Scan function 9
[3] CONSUMABLE PARTS 11
4. TD cartridge replacement 12
1. Appearance 13
2. Internal 13
18 19 20 21 14
4. Motors and solenoids 15
5. Sensors and switches 16
6. PWB unit 17
7. Cross sectional view 18
1. Copier installation 19
2. Cautions on handling 19
Lock Unlock 20
Grasp here and turn in 20
CAUTION tape 20
Protective pins 20
Pressure plate lock 22
[Custom installation] 24
(1) Windows XP (USB/Parallel) 24
(2) Windows 98/Me/2000 (USB) 25
C. Setting up button manager 28
(1) Windows XP 28
(2) Windows 98/Me/2000 28
(1) Connecting a USB cable 29
11. Interface 30
12. Moving 30
[6] COPY PROCESS 31
2. Outline of print process 32
3. Actual print process 32
About DC 5.2kV 33
Process controlling 34
[7] OPERATIONAL DESCRIPTIONS 35
34 6 285 36
3. Laser unit 37
4. Fuser section 37
(1) Heat roller 38
(2) Separator pawl 38
(3) Thermal control 38
(4) Fusing resistor 38
6. SPF/RSPF section 41
A. Initial state 42
B. Front copy 42
C. Back copy 42
8. Shifter 43
[8] DISASSEMBLY AND ASSEMBLY 44
Example of NG 45
Charger wire 47
Protrusion 47
3. Optical section 48
CCD core 49
4. Fusing section 50
Heat roller disassembly 51
Heater lamp 51
C. Assembly procedure 57
B. Disassembly procedure 58
Multi unit 58
7. Rear frame section 60
8. Power section 61
A. Sensor PWB 62
B. Pickup solenoid 62
C. Clutch 62
(1) Remove the rear cabinet 65
(2) Remove the RSPF 65
B. Intermediate tray 66
C. Upper cover 66
D. Pickup unit 66
F. Sensor PWB 67
G. Pickup solenoid 67
H. Clutch 67
(1) Remove the clutch unit 67
(2) Remove the clutch 67
(1) Remove the pickup unit 68
(1) Remove the parts 69
(2) Remove the parts 70
S. Paper exit roller 71
T. Solenoid 72
(1) Remove the reverse gate 72
(2) Remove the solenoid 72
[9] ADJUSTMENTS 73
B. Image position adjustment 74
←/→] key 74
(1) Lead edge adjustment 74
B4 or 8 1/2″ × 14″ paper 75
A4 size rear edge 75
Scale image 75
Paper rear edge 75
White paper 76
Test chart 76
3. High voltage adjustment 77
4. Duplex adjustment 77
Document guide 78
The trailing edge has a scale 78
Table glass 78
6cm or more is required 79
2. Key rule 81
3. List of test commands 81
Image loss, R = 4mm 106
Chart back surface 110
5. Trouble codes 119
[11] MAINTENANCE 122
[12] USER PROGRAM 123
B. Print mode 124
[13] ELECTRICAL SECTION 126
2. Circuit descriptions 127
(4) Reset circuit 132
ASIC/CPU 133
BA6920FP 134
Tonner Motor Driver 134
TD62064AF 135
(10) OPE PWB 136
(11) Carriage Unit 136
(1) Noise filter circuit 136
Voltage waveform 137
[14] CIRCUIT DIAGRAM 138
Serial EE-PROM 139
MCU PWB (ASIC section) 140
MCU PWB (Memory section) 142
MCU PWB (Driver section 1) 144
MCU PWB (Driver section 2) 146
MCU PWB (Driver section 3) 148
MCU PWB (IMC2 section 1/2) 152
MCU PWB (Connector section 1) 156
To Operational PWB 157
To Mirror motor 157
MCU PWB (Connector section 3) 158
To 2nd. cassette 159
MCU PWB (Modem I/F Connector) 161
MCU PWB (Scanner I/F section) 162
2. OPERATION PWB 163
To MCU PWB 165
To Drum Initial Detector 165
To FAX Key PWB 165
POWER SUPPLY (120V/127V) 166
(1) MCU SECTION (1/3) 168
[15] FIRMWARE DOWNLOAD 171
PROCEDURES 171
5. Installing procedures 175
LEAD-FREE SOLDER 182
CAUTION FOR BATTERY DISPOSAL 183
Trademark acknowledgements 184

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