Sharp AR-168N Specifications Page 134
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AR-168N/168L CIRCUIT DIAGRAM 14 - 1
[14]CIRCUIT DIAGRAM
1. MCU PWB
MCU PWB (CPU section)
C24
0.1u
C4
12p
R11 10kJ
R5
0J
BR20
33J
1
2
3
4
8
7
6
5
R18
11kF
C25
47p
R20
10kF
BR21
33J
1
2
3
4
8
7
6
5
R19
3.3kJ
IC2
HD6412321VF25(H8S/2321)
P35
/
P34
/
P33
/
P32
/
P31
P30
/
PD
7
PD
6
PD
5
PD
4
P
D
PD
2
P
D
P
D
P
E
P
E
P
E
P
E
P
E
P
E
P
P
E
AVcc
103
Vref
104
P40/AN0
105
P41/AN1
106
P42/AN2
107
P43/AN3
108
P44/AN4
109
P45/AN5
110
P46/AN6/DA0
111
P47/AN7/DA1
112
AVss
113
Vss
114
P17/PO15/TIOCB2/TCLKD
115
P16/PO14/TIOCA2
116
P15/PO13/TIOCB1/TCLKC
117
P14/PO12/TIOCA1
118
P13/PO11/TIOCD0/TCLKB
119
P12/PO10/TIOCC0/TCLKA
120
P11/PO9/TIOCB0/DACK1
121
P10/PO8/TIOCA0/DACK0
122
MD0
123
MD1
124
MD2
125
PG0/CAS
126
PG1/CS3
127
PG2/CS2
128
PG3/CS1
1
PG4/CS0
2
Vss
3
NC
4
VCC
5
PC0/A0
6
PC1/A1
7
PC2/A2
8
PC3/A3
9
Vss
10
PC4/A4
11
PC5/A5
12
PC6/A6
13
PC7/A7
14
PB0/A8
15
PB1/A9
16
PB2/A10
17
PB3/A11
18
Vss
19
PB4/A12
20
PB5/A13
21
PB6/A14
22
PB7/A15
23
PA0/A16
24
PA1/A17
25
PA2/A18
26
PA3/A19
27
Vss
28
PA4/A20/IRQ4
29
PA5/A21/IRQ5
30
PA6/A22/IRQ6
31
PA7/A23/IRQ7
32
P67/
/
CS7 IRQ3
33
P66/
/
CS6 IRQ2
34
Vss
35
Vss
36
P65/IRQ1
37
P64/IRQ0
38
P53/ADTRG
102
P52/SCK2
101
Vss
100
Vss
99
P51/RxD2
98
P50/TxD2
97
PF0/BREQ
96
PF1/BACK
95
PF2/
/WAIT/BREQO
LCAS
94
PF3/LWR
93
PF4/HWR
92
PF5/RD
91
PF6/AS
90
VCC
89
PF7/0
88
Vss
87
EXTAL
86
XTAL
85
VCC
84
STBY
83
NMI
82
RES
81
WDT
OVF
80
P20/PO0/TIOCA3
79
P21/PO1/YICOB3
78
P22/PO2/TIOCC3
77
P23/PO3/TIOCD3
76
P24/PO4/TIOCA4
75
P25/PO5/TIOCB4
74
P26/PO6/TIOCA5
73
P27/PO7/TIOCB5
72
P63/TEND1
71
P62/DREQ1
70
P61/ /TEND0 CS5
69
Vss
68
Vss
67
P60/
/
DREQ0 CS4
66
Vss
65
R4 *3
BR22
33J
1
2
3
4
8
7
6
5
C1
*6
R13 10kJ
R2 *2
BR23
33J
1
2
3
4
8
7
6
5
IC4
M51957BFP
NC
8
GND
4
VCC
7
NC
1
IN
2
NC
3
Cd
5
OUT
6
BR24
33J
1
2
3
4
8
7
6
5
R7 *4
C381
22pF
R1
OPEN
C382
OPEN
C383
OPEN
C384
OPEN
X1
HC-49U/S
19.6608MHz
R22
10kJ
R21 33J
C22
0.1u
R8 33J
BR110
33J
1
2
3
4
8
7
6
5
IC1
P2010/PLL701-01
Xin
1
Xout
2
FS0
3
Vss
4
SSon
5
MODOUT
6
SR0
7
VDD
8
R12 10kJ
C3 *5
R3 *1
R6
0J
R10 100J
R337
33J
C23
OPEN
C2
0.1u
R9 33J
C386
OPEN
A0
A5
A2
A4
A11
A19
A13
A3
A8
A10
A7
A12
A16
A14
A18
A1
A15
A17
A6
A9
CPUCLK(NC)
/TRANSST
SPFMT0
/SCANSP
SPFMT1
SPFMT2
/SCANST
SPFMT3
/STBY
ES_CMD
RD
/ESS_RDY
/ESC_RDY
HWR
/PRINTST
LWR
ESS_TS
RESETOUT1
NMI
/WDT
OVF
/CS0#
/CS1#
/CS2#
/CS3#
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
/PRINTST
/RESET0
/ASIC_RST
/ES_PAGE
MSU_ST1
SPFMT0
SPFMT2/MIRCNT
(SIN2)
SPFMT1
/TRANSST
(KEYIN)
PMCLK
RTH
SPFMT3
/SCANSP
PSL
/SCANST
(SIN3)
(SIN1)
ESS_TS
/ESC_RDY
ES_CMD
/HWR
/LWR
/ESS_RDY
/RD
SELIN3
SELIN2
SELIN1
/RESET1
/CS3
/CS2
/CS1
/CS0
Spreading Range :
+/- 1.25%
R4(*3)
When IC1 is, mounted NOT mounted
OPEN 0J
R3(*1)
OPEN 680J
R7(*4)
22J OPEN
R2(*2)
0J OPEN
C3(*5)
C1(*6)
22pF
22pF
15pF
15pF
*R2,R3,C1, and C3 are tentative
(2-D2)
(2-E3)
(2-E3)
(2-E3)
(4-C3)
(4-C2)
(4-C3)
(4-C3)
(2-D1)
(5-B2)
(2-C4)
(8-A2)
(13-B2)
(4-D4)
(4-D4)
(4-C3)
(4-D4)
(5-E3)
(4-D4)
(8-A1)
Reset IC
(4-C2)
(8-A3)
(13-B2) (2-C1)
(4-C2)
(3-A2)
(4-A2)
(2-C1)
(4-C2)
(3-A2)
(8-A3)
(8-A2)
(8-A2)
(9-B2)
A
A
B
B
C
C
4
3
2
1
14_CIRCUTDIAGRAM.fm 1 ページ ２００５年１１月１８日 金曜日 午後７時１４分
- DIGITAL MULTIFUNCTIONAL 1
- CAUTION 2
- CONTENTS 4
- [1] GENERAL 6
- [2] SPECIFICATIONS 7
- 3. Copy performance 8
- 4. SPLC printer 9
- 5. Scan function 9
- [3] CONSUMABLE PARTS 10
- 4. TD cartridge replacement 11
- 1. Appearance 12
- 2. Internal 12
- 18 19 20 21 13
- 4. Motors and solenoids 14
- 5. Sensors and switches 15
- 6. PWB unit 16
- 7. Cross sectional view 17
- 1. Copier installation 18
- 2. Cautions on handling 18
- Lock Unlock 19
- Grasp here and turn in 19
- CAUTION tape 19
- Protective pins 19
- Pressure plate lock 21
- [Custom installation] 23
- (1) Windows XP (USB/Parallel) 23
- (2) Windows 98/Me/2000 (USB) 24
- C. Setting up button manager 27
- (1) Windows XP 27
- (2) Windows 98/Me/2000 27
- (1) Connecting a USB cable 28
- 11. Interface 29
- 12. Moving 29
- [6] COPY PROCESS 30
- 2. Outline of print process 31
- 3. Actual print process 31
- About DC 5.2kV 32
- Process controlling 33
- [7] OPERATIONAL DESCRIPTIONS 34
- 34 6 285 35
- 3. Laser unit 36
- 4. Fuser section 36
- (1) Heat roller 37
- (2) Separator pawl 37
- (3) Thermal control 37
- (4) Fusing resistor 37
- A. Initial state 41
- B. Front copy 41
- C. Back copy 41
- 8. Shifter 42
- [8] DISASSEMBLY AND ASSEMBLY 43
- Example of NG 44
- Charger wire 46
- Protrusion 46
- 3. Optical section 47
- CCD core 48
- 4. Fusing section 49
- Heat roller disassembly 50
- Heater lamp 50
- C. Assembly procedure 56
- Back Wire treatment 57
- 7. Rear frame section 59
- 8. Power section 60
- 9. Duplex motor section 60
- (1) Remove the rear cabinet 61
- (2) Remove the RSPF 61
- F. Sensor PWB 62
- G. Pickup solenoid 62
- H. Clutch 62
- (1) Remove the clutch unit 62
- (2) Remove the clutch 63
- (1) Remove the pickup unit 63
- (1) Remove the parts 65
- (2) Remove the parts 66
- T. Solenoid 67
- (1) Remove the reverse gate 67
- (2) Remove the solenoid 67
- [9] ADJUSTMENTS 68
- B. Image position adjustment 69
- (1) Lead edge adjustment 69
- B4 or 8 1/2″ × 14″ paper 70
- A4 size rear edge 70
- Scale image 70
- Paper rear edge 70
- White paper 71
- Test chart 71
- 3. High voltage adjustment 72
- 4. Duplex adjustment 72
- Document guide 73
- The trailing edge has a scale 73
- Table glass 73
- Scale (D-D mode) 73
- 6cm or more is required 74
- 2. Key rule 76
- 3. List of test commands 76
- Image loss, R = 4mm 101
- Chart back surface 105
- 5. Trouble codes 114
- [11] MAINTENANCE 117
- [12] USER PROGRAM 118
- B. Print mode 119
- [13] ELECTRICAL SECTION 121
- 2. Circuit descriptions 122
- (4) Reset circuit 127
- ASIC/CPU 128
- Tonner Motor Driver 129
- TD62064AF 130
- (10) OPE PWB 131
- (11) Carriage Unit 131
- (1) Noise filter circuit 131
- Voltage waveform 132
- [14]CIRCUIT DIAGRAM 134
- Serial EE-PROM 135
- MCU PWB (ASIC section) 136
- MCU PWB (Memory section) 138
- MCU PWB (Driver section 1) 140
- MCU PWB (Driver section 2) 142
- MCU PWB (Driver section 3) 144
- MCU PWB (IMC2 section 1/2) 148
- MCU PWB (Connector section 1) 152
- To Operational PWB 153
- To Mirror motor 153
- MCU PWB (Connector section 3) 154
- To 2nd. cassette 155
- MCU PWB (Modem I/F Connector) 157
- MCU PWB (Scanner I/F section) 158
- 2. OPERATION PWB 159
- To MCU PWB 161
- To Drum Initial Detector 161
- To FAX Key PWB 161
- POWER SUPPLY (120V/127V) 162
- (1) MCU SECTION (1/3) 164
- [15] FIRMWARE DOWNLOAD 167
- PROCEDURES 167
- 5. Installing procedures 171
- LEAD-FREE SOLDER 175
- CAUTION FOR BATTERY DISPOSAL 176
- COPYRIGHT 177
- 2005 BY SHARP CORPORATION 177
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