Sharp MX-M260 / MX-M260N / MX-M260FG / MX-M260FP (serv.man4) Service Manual ▷ View online
MX-M260 CIRCUIT DIAGRAM / 回路図 3 - 109
PCIAD23
PCIAD20
PCIAD25
PCIAD10
PCIAD17
PCIAD12
PCIAD21
PCIAD7
PCIAD30
PCIAD16
PCIAD5
PCIAD24
PCIAD28
PCIAD8
PCIAD3
PCIAD27
PCIAD0
PCIAD6
PCIAD11
PCIAD15
PCIAD18
PCIAD1
9
PCIAD2
PCIAD2
9
PCIAD
9
PCIAD31
PCIAD4
PCIAD13
PCIAD14
PCIAD26
PCIAD1
PCIAD22
PCIBEA2
PCIBEA1
PCIBEA0
PCIBEA3
PCIBE3
PCIBE2
PCIBE1
PCIBE0
PCIAD21
PCIAD27
PCIAD0
PCIAD1
9
PCIAD25
PCIAD4
PCIAD31
PCIBE3
PCIAD6
PCIAD17
PCIAD26
PCIAD5
PCIBE0
PCIAD7
PCIBE2
PCIAD11
PCIAD3
PCIAD23
PCIAD10
PCIAD20
PCIAD28
PCIAD13
PCIAD12
PCIAD18
PCIAD15
PCIAD2
PCIAD2
9
PCIAD30
PCIAD24
PCIAD1
PCIBE1
PCIAD16
PCIAD22
PCIAD
9
PCIAD8
PCIAD14
+3.3V
+3.3V
+3.3V
+3.3V
+5.0V
PCIAD[31:0]
11
PCICLK3
PCICLK2
PPAR
11
PFRAME_
11
PIRDY_
1
1
PSTOP_
1
1
PDEVSEL_
11
PCIREQ2_
PCIREQ3_
PSERR_
11
PPERR_
11
PLOCK_
PTRDY_
1
1
PCIBE[3:0]
11
PCIREQ2_
PCIGNT2_
PCIAD[31:0]
11
PONRST_
2,7,
9
,11,12
PFRAME_
11
PTRDY_
11
PPAR
11
PDEVSEL_
11
PCIINTB_
2
2
PSTOP_
11
PPERR_
11
PLOCK_
PCIINTA_
2,11
PSERR_
11
PCIBE[3:0]
11
PIRDY_
11
PCIGNT3_
PCIGNT2_
PCICLK3
PCICLK2
PCICLK1
11
PCIGNT1_
11
PCIREQ1_
11
PCIREQ3_
PCIGNT3_
<PCI_Slot>
R77
8.2K
R77
8.2K
TP455TP455
R289
X_4.7K
NOASM
R289
X_4.7K
NOASM
TP484TP484
TP443TP443
TP615TP615
TP440TP440
TP4
9
2
TP4
9
2
RN36
33x4
RN36
33x4
2
1
3
7
4
8
6
5
R
9
65
6
R
9
65
6
TP428TP428
R79
8.2K
R79
8.2K
R87
0
R87
0
TP453TP453
R288
X_4.7K
NOASM
R288
X_4.7K
NOASM
TP612TP612
TP445TP445
RN34
33x4
RN34
33x4
2
1
3
7
4
8
6
5
CN3
TX25-100P-12ST-H1
CN3
TX25-100P-12ST-H1
+5V
1
+5V
2
PCIRST_
3
GND
5
GND
7
GNT2_
9
GNT4_
11
GND
13
PCIAD30
15
PCIAD26
17
GND
1
9
GND
4
GND
6
GND
8
REQ2_
10
REQ4_
12
GND
14
PCIAD28
16
PCIAD24
18
GND
20
PCIAD22
21
PCIAD20
22
PCIAD18
23
LOCK_
2
9
SERR_
30
PCIAD16
24
GND
25
GND
26
IRDY_
27
DEVSEL_
28
+3.3V
31
+3.3V
32
+3.3V
33
+3.3V
34
GND
35
GND
36
GND
37
GND
38
PCIAD14
3
9
PCIAD12
40
PCIAD10
41
PCIAD8
42
GND
43
GND
44
PCIAD6
45
PCIAD4
46
PCIAD2
47
PCIAD0
48
+5V
4
9
+5V
50
+5V
51
+5V
52
INTA_
53
INTB_
54
PCICLK1
55
PCICLK2
56
PCICLK3
57
PCICLK4
58
GNT1_
5
9
REQ1_
60
GNT3_
61
REQ3_
62
GND
63
GND
64
PCIAD31
65
PCIAD2
9
66
PCIAD27
67
PCIAD25
68
C/BE3
6
9
NC
70
PCIAD23
71
PCIAD21
72
PCIAD1
9
73
PCIAD17
74
C/BE2
75
IDSEL
76
FRAME_
77
TRDY_
78
STOP_
7
9
PERR_
80
+3.3V
81
+3.3V
82
+3.3V
83
+3.3V
84
GND
85
GND
86
PAR
87
C/BE1
88
PCIAD15
8
9
PCIAD13
9
0
PCIAD11
9
1
PCIAD
9
9
2
C/BE0
9
3
NC
9
4
PCIAD7
9
5
PCIAD5
9
6
PCIAD3
9
7
PCIAD1
9
8
+5V
99
+5V
100
TP436TP436
RN32
33x4
RN32
33x4
2
1
3
7
4
8
6
5
TP48
9
TP48
9
R88
0
R88
0
TP4
9
0
TP4
9
0
TP458TP458
TP441TP441
R
9
5
10K
R
9
5
10K
TP434TP434
TP4
9
5
TP4
9
5
TP44
9
TP44
9
TP4
9
8
TP4
9
8
TPAD25TPAD25
1
TP447TP447
TP5
9
7
TP5
9
7
R
9
20
R
R
9
20
TPAD26TPAD26
1
TP431TP431
TPAD27TPAD27
1
TP454TP454
TP613TP613
TP485TP485
R
9
75
6
R
9
75
6
TP488TP488
R
9
33
3
R
9
33
3
C5
X_6pF
NO
ASM
C5
X_6pF
NO
ASM
TP4
9
6
TP4
9
6
R
99
10K
R
99
10K
R85
0
R85
0
TP444TP444
R
9
41
0
R
9
41
0
RN37
33x4
RN37
33x4
2
1
3
7
4
8
6
5
R84
8.2K
R84
8.2K
TP513TP513
TP460TP460
TP438TP438
RN28
33x4
RN28
33x4
2
1
3
7
4
8
6
5
RN2
9
33x4
RN2
9
33x4
2
1
3
7
4
8
6
5
R100
120
R100
120
R8
9
0
R8
9
0
R
9
00
R
R
9
00
TPAD28TPAD28
1
TP482TP482
RN35
33x4
RN35
33x4
2
1
3
7
4
8
6
5
TP487TP487
TP450TP450
TP451TP451
RN33
33x4
RN33
33x4
2
1
3
7
4
8
6
5
TPAD24TPAD24
1
TP4
9
1
TP4
9
1
TP433TP433
R81
8.2K
R81
8.2K
R78
8.2K
R78
8.2K
TP407TP407
R
9
85
6
R
9
85
6
RN27
10Kx4
RN27
10Kx4
2
1
1
3
7
4
8
6
5
C206
0.1uF
C206
0.1uF
C205
0.01uF
C205
0.01uF
TX4
9
27&37
3/5
IC1C
TMPR4
9
27/4
9
37
TX4
9
27&37
3/5
IC1C
TMPR4
9
27/4
9
37
LOCK
C23
EEPROM_DI
A11
PCICLKIN
P26
PCIAD0
B17
PCIAD1
C17
PCIAD2
A18
PCIAD3
B18
PCIAD4
D18
PCIAD5
A1
9
PCIAD6
B1
9
PCIAD7
C1
9
PCIAD8
B20
PCIAD
9
C20
PCIAD10
E20
PCIAD11
A21
PCIAD12
B21
PCIAD13
C21
PCIAD14
E21
PCIAD15
A22
PCIAD16
C26
PCIAD17
C25
PCIAD18
D26
PCIAD1
9
E26
PCIAD20
E25
PCIAD21
E24
PCIAD22
E23
PCIAD23
F26
PCIAD24
G26
PCIAD25
G25
PCIAD26
G24
PCIAD27
G23
PCIAD28
G22
PCIAD2
9
H24
PCIAD30
J24
PCIAD31
J22
C_BE0
A20
C_BE1
B22
C_BE2
A26
C_BE3
F23
PAR
C22
FRAME
B25
IRDY
A25
TRDY
D24
STOP
B24
ID_SEL
F24
DEVSEL
C24
REQ0
K25
REQ1/INTOUT
L22
REQ2
L24
REQ3
M24
GNT0
J25
GNT1
K24
GNT2
L25
GNT3
M25
PERR
B23
SERR
D22
M66EN
D20
PME
N22
EEPROM_DO
A12
EEPROM_CS
A15
EEPROM_SK
A14
PCICLK0
H26
PCICLK1
J26
PCICLK2
K26
PCICLK3
L26
PCICLK4
M26
PCICLK5
N26
TP456TP456
TP512TP512
RN31
33x4
RN31
33x4
2
1
3
7
4
8
6
5
TP614TP614
TP448TP448
TP5
9
2
TP5
9
2
TP437TP437
TP42
9
TP42
9
R80
8.2K
R80
8.2K
TP4
9
3
TP4
9
3
TP435TP435
TP4
9
7
TP4
9
7
TP45
9
TP45
9
R
9
10
R
R
9
10
TP486TP486
R86
0
R86
0
TP452TP452
TP43
9
TP43
9
TP4
9
4
TP4
9
4
TP483TP483
TP442TP442
R82
8.2K
R82
8.2K
RN38
33x4
RN38
33x4
2
1
3
7
4
8
6
5
TP446TP446
TP408TP408
RN30
33x4
RN30
33x4
2
1
3
7
4
8
6
5
TP457TP457
TP430TP430
+
C4
100uF/16V
+
C4
100uF/16V
R83
8.2K
R83
8.2K
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PCL
PWB
(PCIBUS)
3/12
(4)
MX-M260 CIRCUIT DIAGRAM / 回路図 3 - 110
MEMA18
MEMA11
MEMA
9
MEMA13
MEMA1
9
MEMA10
MEMA14
MEMA7
MEMA12
MEMA16
MEMA16
MEMA6
MEMA11
MEMA5
MEMA13
MEMA16
MEMA18
MEMA6
MEMA7
MEMA17
MEMA5
MEMA14
MEMA7
MEMA15
MEMA6
MEMA11
MEMA18
MEMA10
MEMA1
9
MEMA15
MEMA1
9
MEMA12
MEMA10
MEMA14
MEMA8
MEMA12
MEMA5
MEMA17
MEMA
9
MEMA8
MEMA8
MEMA15
MEMA17
MEMA13
MEMA
9
SDDQM5
SDDQM0
SDDQM3
SDDQM2
SDDQM1
SDDQM6
SDDQM2
SDDQM7
SDDQM0
SDDQM3
SDDQM4
SDDQM1
MEMD28
MEMD17
MEMD24
MEMD1
MEMD38
MEMD23
MEMD30
MEMD11
MEMD44
MEMD37
MEMD5
9
MEMD13
MEMD31
MEMD57
MEMD25
MEMD2
9
MEMD14
MEMD23
MEMD51
MEMD31
MEMD28
MEMD
9
MEMD42
MEMD3
MEMD18
MEMD4
9
MEMD2
MEMD60
MEMD20
MEMD32
MEMD4
MEMD58
MEMD24
MEMD3
MEMD53
MEMD11
MEMD46
MEMD21
MEMD17
MEMD22
MEMD22
MEMD6
MEMD6
MEMD41
MEMD27
MEMD15
MEMD35
MEMD43
MEMD1
MEMD0
MEMD7
MEMD61
MEMD10
MEMD54
MEMD26
MEMD0
MEMD2
MEMD40
MEMD27
MEMD12
MEMD52
MEMD16
MEMD14
MEMD47
MEMD36
MEMD20
MEMD1
9
MEMD33
MEMD8
MEMD48
MEMD2
9
MEMD13
MEMD30
MEMD34
MEMD5
MEMD7
MEMD12
MEMD55
MEMD1
9
MEMD4
MEMD18
MEMD5
MEMD16
MEMD25
MEMD63
MEMD3
9
MEMD15
MEMD8
MEMD
9
MEMD10
MEMD62
MEMD26
MEMD50
MEMD56
MEMD21
MEMD45
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
SDCAS_
3
SDRAS_
3
MEMD[63:0]
3,6
MEMA[1
9
:0]
3,6
SDRCS0_
3
SDWE_
3
SDRCS1_
3
SDDQM[7:0]
3
SDCLK2
3
SDWE_
3
SDCKE
3
SDRCS2_
3
SDCAS_
3
SDRAS_
3
SDCLK0
3
SDCLK1
3
SDCKE
3
DIMM_SCK
2
DIMM_SDA
2
<SDRAM_DIMM
Slot[0]>
<On
Board
:
256Mb
x
2
>
C1
1
0.1uF
C1
1
0.1uF
TP646TP646
C22
0.1uF
C22
0.1uF
C7
0.1uF
C7
0.1uF
C1
3
0.1uF
C1
3
0.1uF
C201
0.1uF
C201
0.1uF
C6
0.1uF
C6
0.1uF
C23
0.1uF
C23
0.1uF
C1
4
0.1uF
C1
4
0.1uF
C19
6
0.1uF
C19
6
0.1uF
C9
0.1uF
C9
0.1uF
TP212TP212
C1
5
0.1uF
C1
5
0.1uF
C19
0.1uF
C19
0.1uF
IC5
NT5SV16M16BS-75B
IC5
NT5SV16M16BS-75B
A0
23
A1
24
A2
25
A3
26
A4
2
9
A5
30
A6
31
A7
32
A8
33
A
9
34
A10/AP
22
A11
35
QD0
2
QD1
4
QD2
5
QD3
7
QD4
8
QD5
10
QD6
11
QD7
13
QD8
42
QD
9
44
QD10
45
QD11
47
QD12
48
QD13
50
QD14
51
QD15
53
VCCQ
3
VCCQ
9
VCCQ
43
VCCQ
4
9
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
CAS#
17
RAS#
18
CS#
1
9
WE#
16
CLK
38
CKE
37
UDQM
3
9
LDQM
15
BS0
20
BS1
21
VCC
1
VCC
14
VCC
27
VSS
28
VSS
41
VSS
54
A12
36
NC
40
C20
0.1uF
C20
0.1uF
C1
6
0.1uF
C1
6
0.1uF
C21
0.1uF
C21
0.1uF
C19
8
0.1uF
C19
8
0.1uF
CN4
DM-3D4-B3210
CN4
DM-3D4-B3210
A0
2
9
A1
31
A2
33
A3
30
A4
32
A5
34
A6
103
A7
104
A8
105
A
9
10
9
A10
111
BA0
106
BA1
110
A11
112
A12
70
A13
72
DQMB0
23
DQMB1
25
DQMB2
115
DQMB3
117
DQMB4
24
DQMB5
26
DQMB6
116
DQMB7
118
CS0
6
9
CS1
71
RAS
65
CAS
66
/WE
67
CK0
61
CK1
74
CKE0
62
CKE1
68
SDA
141
SCL
142
VDD
11
VDD
12
VDD
27
VSS
1
VSS
2
VSS
21
D0
3
D1
5
D2
7
D3
9
D4
13
D5
15
D6
17
D7
1
9
D8
37
D
9
3
9
D10
41
D11
43
D12
47
D13
4
9
D14
51
D15
53
D16
83
D17
85
D18
87
D1
9
8
9
D20
9
3
D21
9
5
D22
9
7
D23
99
D24
121
D25
123
D26
125
D27
127
D28
131
D2
9
133
D30
135
D31
137
D32
4
D33
6
D34
8
D35
10
D36
14
D37
16
D38
18
D3
9
20
D40
38
D41
40
D42
42
D43
44
D44
48
D45
50
D46
52
D47
54
D48
84
D4
9
86
D50
88
D51
9
0
D52
9
4
D53
9
6
D54
9
8
D55
100
D56
122
D57
124
D58
126
D5
9
128
D60
132
D61
134
D62
136
D63
138
VDD
28
VDD
45
VDD
46
VDD
63
VDD
64
VDD
81
VDD
82
VDD
101
VDD
102
VDD
113
VDD
114
VDD
12
9
VDD
130
VDD
143
VSS
22
VSS
35
VSS
36
VSS
55
VSS
56
VSS
75
VSS
76
VSS
9
1
VSS
9
2
VSS
107
VSS
108
VSS
11
9
VSS
120
VSS
13
9
VSS
140
VDD
144
NC
80
NC
58
NC
77
NC
78
NC
7
9
NC
57
NC
5
9
NC
60
DU
73
TP644TP644
TP661TP661
TP665TP665
TP643TP643
C1
7
0.1uF
C1
7
0.1uF
C19
5
0.1uF
C19
5
0.1uF
C8
0.1uF
C8
0.1uF
TP213TP213
IC6
NT5SV16M16BS-75B
IC6
NT5SV16M16BS-75B
A0
23
A1
24
A2
25
A3
26
A4
2
9
A5
30
A6
31
A7
32
A8
33
A
9
34
A10/AP
22
A11
35
QD0
2
QD1
4
QD2
5
QD3
7
QD4
8
QD5
10
QD6
11
QD7
13
QD8
42
QD
9
44
QD10
45
QD11
47
QD12
48
QD13
50
QD14
51
QD15
53
VCCQ
3
VCCQ
9
VCCQ
43
VCCQ
4
9
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
CAS#
17
RAS#
18
CS#
1
9
WE#
16
CLK
38
CKE
37
UDQM
3
9
LDQM
15
BS0
20
BS1
21
VCC
1
VCC
14
VCC
27
VSS
28
VSS
41
VSS
54
A12
36
NC
40
C27
0.1uF
C27
0.1uF
C1
8
0.1uF
C1
8
0.1uF
C19
3
0.1uF
C19
3
0.1uF
C24
0.1uF
C24
0.1uF
C19
7
0.1uF
C19
7
0.1uF
TP645TP645
C25
0.1uF
C25
0.1uF
C1
0
0.1uF
C1
0
0.1uF
C200
0.1uF
C200
0.1uF
C202
0.1uF
C202
0.1uF
C19
4
0.1uF
C19
4
0.1uF
TP642TP642
C26
0.1uF
C26
0.1uF
C199
0.1uF
C199
0.1uF
C1
2
0.1uF
C1
2
0.1uF
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PCL
PWB
(SDRAM)
4/12
(5)
MX-M260 CIRCUIT DIAGRAM / 回路図 3 - 111
MEMA6
MEMA5
MEMA2
MEMA11
MEMA
9
MEMA13
MEMA4
MEMA10
MEMA3
MEMA1
MEMA7
MEMA12
MEMA0
MEMA14
MEMA15
MEMA8
MEMA17
MEMA16
MEMA1
9
MEMA18
LAA13
LAA17
LAA7
LAA16
LAA12
LAA18
LAA1
LAB22
LAA[19
:0]
LAA6
LAA
9
LAA18
LAB23
LAA10
LAA8
LAA14
LAA14
LAA1
9
LAA3
LAA14
LAA5
LAB21
LAA4
LAA11
LAA10
LAB21
LAA11
LAB23
LAA17
LAA18
LAB20
LAA1
LAA16
LAA0
LAA13
LAA15
LAA15
LAA1
9
LAA2
LAA2
LAA12
LAA15
LAB20
LAB22
LAA13
LAA3
LAA6
LAA7
LAA8
LAA12
LAA0
LAA17
LAA5
LAA4
LAA
9
LAA1
9
LAA16
LAB[23:20]
LA15
LA1
LA2
LA5
LA10
LA20
LA[23:0]
LA8
LA21
LA22
LA11
LA12
LA17
LA1
9
LA13
LA23
LA4
LA6
LA7
LA3
LA0
LA
9
LA14
LA18
LA16
LD18
LD3
LD12
LD10
LD15
LD6
LD7
LD17
LD27
LD20
LD1
9
LD15
LD25
LD20
LD1
LD0
LD8
LD6
LD30
LD26
LD16
LD21
LD22
LD0
LD31
LD16
LD21
LD12
LD2
LD26
LD23
LD1
9
LD5
LD13
LD22
LD11
LD24
LD30
LD24
LD13
LD2
9
LD31
LD3
LD18
LD1
LD10
LD25
LD23
LD2
LD28
LD5
LD
9
LD17
LD8
LD4
LD14
LD14
LD11
LD7
LD28
LD2
9
LD
9
LD4
LD27
MEMD30
MEMD11
MEMD3
MEMD2
MEMD16
MEMD18
MEMD4
MEMD1
MEMD23
MEMD5
MEMD6
MEMD28
MEMD8
MEMD14
MEMD0
MEMD10
MEMD15
MEMD22
MEMD17
MEMD1
9
MEMD31
MEMD13
MEMD25
MEMD2
9
MEMD24
MEMD20
MEMD27
MEMD7
MEMD21
MEMD12
MEMD26
MEMD
9
+3.3V
+5.0V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
FONT_WE_
7
FOE_
7
MEMA[1
9
:0]
3,5
FONT_OE_
7
FWE_
7
MEMDIR_
3
ROMWE_
3
ROMOE_
3
UNI_WE_
12
UNI_OE_
12
TXD1
2
ALE
3
LA[23:0]
7,12
MEMD[63:0]
3,5
LD[31:0]
7,12
RXD1
2
<SERIAL
CONNECTOR>
<TMPR4937TB
SIO_Ch1>
TP532TP532
TP271TP271
R107
33
R107
33
TP268TP268
TP54
9
TP54
9
RN55
33x4
RN55
33x4
2
1
3
7
4
8
6
5
TP405TP405
TP545TP545
TP278TP278
TP528TP528
TP66
9
TP66
9
CN5
T4B-SQ
CN5
T4B-SQ
TXD
1
RXD
2
5V
3
GND
4
TP272TP272
TP541TP541
TP267TP267
C2
9
0.1uF
C2
9
0.1uF
TP262TP262
TP524TP524
TP582TP582
RN56
1
0kx4
RN56
1
0kx4
2
1
3
7
4
8
6
5
TP276TP276
TP550TP550
TP537TP537
TP280TP280
TP284TP284
TP520TP520
TP263TP263
TP533TP533
RN44
1
0kx4
RN44
1
0kx4
2
1
3
7
4
8
6
5
C32
0.1uF
C32
0.1uF
TP551TP551
RN53
33x4
RN53
33x4
2
1
3
7
4
8
6
5
RN58
1
0kx4
RN58
1
0kx4
2
1
3
7
4
8
6
5
RN52
33x4
RN52
33x4
2
1
3
7
4
8
6
5
IC7
74LCX245
IC7
74LCX245
A1
2
A2
3
A3
4
A4
5
DIR
1
OE
1
9
B1
18
B2
17
B3
16
B4
15
B5
14
B6
13
B7
12
B8
11
VCC
20
GND
10
A8
9
A7
8
A6
7
A5
6
TP266TP266
IC15
74LCX244
IC15
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP273TP273
TP546TP546
TP52
9
TP52
9
TP517TP517
TP542TP542
TP525TP525
RN60
1
0kx4
RN60
1
0kx4
2
1
3
7
4
8
6
5
C34
0.1uF
C34
0.1uF
IC8
74LCX244
IC8
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
IC
9
74LCX245
IC
9
74LCX245
A1
2
A2
3
A3
4
A4
5
DIR
1
OE
1
9
B1
18
B2
17
B3
16
B4
15
B5
14
B6
13
B7
12
B8
11
VCC
20
GND
10
A8
9
A7
8
A6
7
A5
6
TP538TP538
TP521TP521
RN3
9
33x4
RN3
9
33x4
2
1
3
7
4
8
6
5
R101
4.7K
R101
4.7K
C28
0.1uF
C28
0.1uF
RN54
1
0kx4
RN54
1
0kx4
2
1
3
7
4
8
6
5
TP534TP534
TP552TP552
TP530TP530
TP265TP265
IC13
74LCX245
IC13
74LCX245
A1
2
A2
3
A3
4
A4
5
DIR
1
OE
1
9
B1
18
B2
17
B3
16
B4
15
B5
14
B6
13
B7
12
B8
11
VCC
20
GND
10
A8
9
A7
8
A6
7
A5
6
R108
33
R108
33
TP547TP547
TP274TP274
RN4
9
10kx4
RN4
9
10kx4
2
1
3
7
4
8
6
5
RN42
33x4
RN42
33x4
2
1
3
7
4
8
6
5
TP282TP282
TP27
9
TP27
9
TP277TP277
C30
0.1uF
C30
0.1uF
TP543TP543
R103
33
R103
33
TP285TP285
TP526TP526
RN5
9
33x4
RN5
9
33x4
2
1
3
7
4
8
6
5
R10
9
33
R10
9
33
IC11
74LCX245
IC11
74LCX245
A1
2
A2
3
A3
4
A4
5
DIR
1
OE
1
9
B1
18
B2
17
B3
16
B4
15
B5
14
B6
13
B7
12
B8
11
VCC
20
GND
10
A8
9
A7
8
A6
7
A5
6
TP53
9
TP53
9
RN48
33x4
RN48
33x4
2
1
3
7
4
8
6
5
C36
0.1uF
C36
0.1uF
C31
0
.1uF
C31
0
.1uF
RN43
33x4
RN43
33x4
2
1
3
7
4
8
6
5
TP522TP522
RN45
33x4
RN45
33x4
2
1
3
7
4
8
6
5
TP373TP373
TP535TP535
IC14
74LCX373
IC14
74LCX373
D0
3
D1
4
D2
7
D3
8
D4
13
D5
14
D6
17
D7
18
OE
1
LE
11
Q0
2
Q1
5
Q2
6
Q3
9
Q4
12
Q5
15
Q6
16
Q7
1
9
VCC
20
GND
10
TP518TP518
R102
33
R102
33
IC12
74LCX244
IC12
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP531TP531
RN41
1
0kx4
RN41
1
0kx4
2
1
3
7
4
8
6
5
R106
33
R106
33
RN50
33x4
RN50
33x4
2
1
3
7
4
8
6
5
R104
33
R104
33
TP548TP548
RN46
33x4
RN46
33x4
2
1
3
7
4
8
6
5
TP640TP640
TP275TP275
TP264TP264
TP283TP283
C35
0.1uF
C35
0.1uF
RN51
1
0kx4
RN51
1
0kx4
2
1
3
7
4
8
6
5
TP544TP544
TP281TP281
TP527TP527
TP514TP514
RN57
33x4
RN57
33x4
2
1
3
7
4
8
6
5
IC10
74LCX244
IC10
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP540TP540
C33
0
.1uF
C33
0
.1uF
R105
33
R105
33
RN40
33x4
RN40
33x4
2
1
3
7
4
8
6
5
TP523TP523
RN47
33x4
RN47
33x4
2
1
3
7
4
8
6
5
TP536TP536
TP404TP404
TP51
9
TP51
9
TP26
9
TP26
9
TP270TP270
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PCL
PWB
(BUS
BUFFER)
5/12
(6)
