DOWNLOAD Sharp AR-M550 (serv.man5) Service Manual ↓ Size: 17.27 MB | Pages: 127 in PDF or view online for FREE

Model
AR-M550 (serv.man5)
Pages
127
Size
17.27 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / CIRCUIT DIAGRAM
File
ar-m550-sm5.pdf
Date
PREV: Sharp AR-M550 (serv.man4) Service Manual

Sharp AR-M550 (serv.man5) Service Manual ▷ View online

AR-550/555/620/625/700/705  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 54
3
3
2
2
1
1
D
C
B
A
28/29
3_LDATA0
3_LDATA1
3_LDATA2
3_LDATA3
3_LDATA4
3_LDATA5
3_LDATA6
3_LDATA7
3_LDATA8
3_LDATA9
3_LDATA10
3_LDATA11
3_LDATA12
3_LDATA13
3_LDATA14
3_LDATA15
MRASA
2,6
MCASA
2,6
MWE
2,6
BSEL0A
2,6
BSEL1A
2,6
MCS0
2,6
MCS1A
2,6
MCS2A
2,6
DREQ0
3,9
DACK0
3,9
STC0
3,9
SCL
3,6
SDA
3,6
BOOTCS
3,7,9
CODECS0
3,9
CODECS1
3,9
CODECS2
3,9
FONTCS0
3
FONTCS1
3,9
FONTCS2
3,9
FONTCS3
3,9
FONTCS4
3,9
FONTCS5
3,9
FONTCS6
3,9
FONTCS7
3,9
ROMBUFDIR
3,7
ROMBUFOE
3,7
ROMOE
3,9,29
ROMWE
3,7,9
ALE
3,7
LOE
3,7,9,11
LWE
3,9,11
3_LDATA[15:0]
3,7
PCIREQ0
4,9,16
PCIGNT0
4,9
CKEA
2,6
DREQ1
3,9
DACK1
3,9
STC1
3
MSW_MON_F 14
FB_IN
9
FXCS15
29
FXCS18
29
WP_FAX
9
RTS1
9
RES_FAX
22
TXD1
9
FR_KM
10
CTS1
9
FRDY
14
FXA22
29
RXD0
9
FXOE
29
COLDRST
1,2,8,23
FXCS16_17
29
RES_MFP_F 22
FXCS14
29
CNCT_FAX
22
FXCS19
29
FXWE
29
TXD0
9
RXD1
9
RTS0
9
CTS0
9
RD/BY
8
FAX_PWON 22
VCC
3.3V
3.3V
TP747
LDAT4
TP738
ROMOE
TP748
LDAT5
TP720
DACK0
TP715
BSEL0
TP729
FONT1
TP749
LDAT6
10K
TP739
ROMWE
TP721
STC0
TP750
LDAT7
TP730
FONT2
TP751
LDAT8
TP716
MCS0
TP740
ALE
TP752
LDAT9
TP722
SCL
TP723
SDA
TP731
FONT3
TP753
LDAT10
TP741
LOE
TP717
MCS1
TP754
LDAT11
TP732
FONT4
TP755
LDAT12
10K
TP742
LWE
TP756
LDAT13
TP733
FONT5
TP757
LDAT14
2.2K
TP772
DREQ1
TP724
BTCS
TP758
LDAT15
TP773
DACK1
TP734
FONT6
TP774
STC1
TP743
LDAT0
TP725
CODE0
TP735
FONT7
TP764
PGNT0
TP710
MRAS
TP759
PREQ0
TP726
CODE1
TP712
MCAS
TP736
BUFDIR
TP709
CKEA
TP744
LDAT1
TP718
MCS2
TP713
MWE
TP727
CODE2
TP745
LDAT2
TP737
BUFOE
C290
22pF
NO ASM
TP746
LDAT3
TP719
DREQ0
C288
22pF
NO ASM
C289
22pF
NO ASM
C291
22pF
NO ASM
TP714
BSEL0
TP728
FONT0
AR-550/555/620/625/700/705  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 55
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (FAX I/F BUF)
FXD15
LA9
MEMD14
FXD14
LA3
FXA11
MEMD10
FXD2
LA8
MEMD4
FXD8
FXA3
MEMD0
FXD6
FXA6
MEMD15
FXA14
LA15
MEMD1
LA14
FXD10
FXD1
LA5
MEMD11
MEMD2
LA12
LA13
LA16
FXA15
FXA4
FXA10
MEMD5
FXD4
LA6
FXA13
FXD13
FXD5
LA7
FXA12
FXD9
LA4
FXA7
FXD0
MEMD9
LA11
FXD3
LA2
MEMD12
MEMD13
FXD12
MEMD8
FXA16
FXA5
LA10
MEMD7
MEMD6
FXA8
FXA9
FXA2
MEMD3
FXD11
FXD7
9
7,8,9
LA[22:2]
7,8,9
9
FXDG
9
9
FMCS17
9
ROMOE
3,9,28
MEMD[31:0]
7,8
FMCS16
9
9
7,8
3.3V
3.3V
3.3V
3.3V
ICT1790
IC738
74LCX245
2
3
4
5
6
7
8
9
1
19
10
20
18
17
16
15
14
13
12
11
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
GND
VCC
B0
B1
B2
B3
B4
B5
B6
B7
IC740
74LCX245
2
3
4
5
6
7
8
9
1
19
10
20
18
17
16
15
14
13
12
11
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
GND
VCC
B0
B1
B2
B3
B4
B5
B6
B7
C936
0.1uF
C937
0.1uF
I
7
1
2
IC744
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
IC743
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
C933
0.1uF
C931
0.1uF
AR-550/555/620/625/700/705  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 56
A
3
3
2
2
1
1
D
C
B
A
29/29
FXD24
MEMD25
FXD26
LA20
FXD18
FXD20
FXA19
MEMD17
FXD21
MEMD18
FXD22
FXA21
MEMD21
FXD29
MEMD24
MEMD31
MEMD30
FXD19
FXA17
MEMD22
MEMD16
FXD30
LA18
FXA18
MEMD28
MEMD19
FXD28
MEMD20
FXA22
MEMD27
FXD17
FXA20
FXD16
LA19
FXD27
LA21
MEMD26
FXD31
MEMD29
LA17
FXD23
MEMD23
FXD25
LA22
FMCS18
9
FOE
7,8,9
FMCS15
9
FMCS19
9
FXCS19
28
FXOE
28
FXCS14
28
FMCS14
9
FXWE
28
FXCS16_17
28
FWE1
7,8
FXD[31:0]
28
FXCS15
28
FXA[22:2]
28
FXCS18
28
3.3V
3.3V
3.3V
3.3V
C938
0.1uF
C934
0.1uF
IC46A
74LCX08MTC
1
2
3
C932
0.1uF
IC745
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
C935
0.1uF
IC739
74LCX245
2
3
4
5
6
7
8
9
1
19
10
20
18
17
16
15
14
13
12
11
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
GND
VCC
B0
B1
B2
B3
B4
B5
B6
B7
IC742
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
IC741
74LCX245
2
3
4
5
6
7
8
9
1
19
10
20
18
17
16
15
14
13
12
11
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
GND
VCC
B0
B1
B2
B3
B4
B5
B6
B7
ICT1791
ICT1876
ICT1792
ICT1793
AR-550/555/620/625/700/705  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 57
B. PARTS LAYOUT / 
部品配置図
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