Sharp MX-2640N / MX-2640NR / MX-2640FN / MX-3140N / MX-3140NR / MX-3140FN / MX-3640N / MX-3640NR / MX-3640FN (serv.man11) Service Manual ▷ View online
MX-3640N CIRCUIT DIAGRAM AND PARTS LAYOUT
2 – 94
MODEL#6
MODEL#5
MODEL#5
3.3V
3.3V
<MC_BK_ERR>
(16)
<MC_CL_ERR>
(16)
</DVM_CL_LD>
(16)
</DVM_K_LD>
(16)
<PTC_ERR>
(16)
24V_mon
(12)
TNCRU_K
(14)
TNCRU_C
(14)
TNCRU_M
(14)
TNCRU_Y
(14)
PSFM_V#
(11)
DVM_CL_D
(10)
DVM_K_D
(10)
PCSS
(10)
INT_CNT
(9)
1TURC_1
(11)
1TURC_2
(11)
DVCRU_K
(14)
DVCRU_C
(14)
DVCRU_M
(14)
DVCRU_Y
(14)
/FUFM_LD
(16)
</FUM_LD>
(16)
/POFM_LD
(16)
/POFM2_LD
(16)
/PROFM2_LD
(16)
DSW_R
(12)
FUCRU
(14)
POFM_V#
(11)
FUFM_V#
(10)
POM_CNT
(9)
FUM_D
(10)
ADSEL2#
(19)
PFC
(10)
ADSEL3#
(19)
RRC
(10)
PFM_CNT
(9)
RRM_CNT
(9)
ADSEL1#
(19)
MPFS
(7)
PROFM2_V#
(11)
</1TUD_K>
(15)
</1TUD_CL>
(15)
<HLPCD>
(15)
SC_ACK#
(7)
DIMM_EN
(2,5,8)
</DVTYPSEL_Y>
(15)
</DVTYPSEL_M>
(15)
</DVTYPSEL_C>
(15)
</DVTYPSEL_K>
(15)
35
35
C154
0.1uF
C154
0.1uF
30
30
374
374
C141
0.1uF
C141
0.1uF
60
60
38
38
358
358
R1013
[b]x_4.7kJ
[b]x_4.7kJ
R1013
[b]x_4.7kJ
[b]x_4.7kJ
470
470
349
349
C171
0.1uF
C171
0.1uF
81
81
88
88
C1
6
8
10uF(2012)
C1
6
8
10uF(2012)
22
22
C16
9
0.1uF
C16
9
0.1uF
24
24
56
56
05
05
720
720
C1000
[b]0.1uF
C1000
[b]0.1uF
5
5
07
07
36
36
348
348
C140
0.1uF
C140
0.1uF
C1004
[b]x
_0.1uF
C1004
[b]x
_0.1uF
86
86
356
356
77
77
78
78
89
89
54
54
29
29
37
37
72
72
432
432
350
350
790
790
87
87
354
354
433
433
R261
10kJ
10kJ
R261
10kJ
10kJ
D
C
B
A
3/21
3
2
1
3
2
1
MX-3640N CIRCUIT DIAGRAM AND PARTS LAYOUT
2 – 95
D11
D12
D13
A1
D14
A2
D
9
A4
D15
A3
D
8
A0
D1
0
3.3V
A[20:0]
(1,2,3,5,6)
CPU_CLKout5
(1)
/RD
(1,2,3,5,6)
/HWR
(1,2,3,5,6)
/ENG_RST
(1,3,5,6)
D[15:0]
(1,2,3,5,6)
/CS4_IO2
(1)
TP549
TP549
TP497
TP497
TP488
TP488
TP490
TP490
TP555
TP555
TP479
TP479
TP597
TP597
TP595
TP595
TP475
TP475
TP445
TP445
TP482
TP482
TP556
TP556
TP472
TP472
TP602
TP602
TP480
TP480
TP447
TP447
TP486
TP486
TP542
TP542
TP546
TP546
TP558
TP558
TP494
TP494
TP495
TP495
C158
AB_0.01uF
C158
AB_0.01uF
TP484
TP484
TP499
TP499
TP554
TP554
TP525
TP525
TP491
TP491
TP628
TP628
TP551
TP551
TP544
TP544
TP564
TP564
IC40
AB_SC65892***
IC40
AB_SC65892***
VDD
1
PHICLK
2
gnd
3
XCE0(PU50K)
4
CE1(PU50K)
5
XOE(PU50K)
6
XWR(PU50K)
7
A4(PU50K)
8
A3(PU50K)
9
A2(PU50K)
10
A1(PU50K)
11
A0(PU50K)
12
XRST(Sch)
13
vdd
14
D7(PU50K)
15
D6(PU50K)
16
SMC(SCAN)(PD50K)
17
SIN(SCAN)(PD50K)
18
SOUT(SCAN)
19
AMC(SCAN)(PD50K)
20
SCK(SCAN)
21
D5(PU50K)
22
D4(PU50K)
23
D3(PU50K)
24
VDD
25
GND
26
D2(P
U50K
)
27
D1(P
U50K
)
2
8
D0(P
U50K
)
2
9
POR
T
A7
(P
D
5
0
K
)(
5
VF
S
)
3
0
POR
T
A6
(P
D
5
0
K
)(
5
VF
S
)
3
1
POR
T
A5
(P
D
5
0
K
)(
5
VF
S
)
3
2
POR
T
A4
(P
D
5
0
K
)(
5
VF
S
)
33
POR
T
A
3
(P
D50K
)(5V
F
S
)
3
4
POR
T
A2
(P
D
5
0
K
)(
5
VF
S
)
3
5
POR
T
A1
(P
D
5
0
K
)(
5
VF
S
)
3
6
POR
T
A0
(P
D
5
0
K
)(
5
VF
S
)
3
7
vdd
38
POR
T
B7
(P
D
5
0
K
)(
5
VF
S
)
39
POR
T
B6
(P
D
5
0
K
)(
5
VF
S
)
40
POR
T
B5
(P
D
5
0
K
)(
5
VF
S
)
41
POR
T
B4
(P
D
5
0
K
)(
5
VF
S
)
42
POR
T
B
3
(P
D50K
)(5V
F
S
)
4
3
POR
T
B2
(P
D
5
0
K
)(
5
VF
S
)
44
POR
T
B1
(P
D
5
0
K
)(
5
VF
S
)
45
POR
T
B0
(P
D
5
0
K
)(
5
VF
S
)
46
P
O
RTC7(P
D50K
)
47
P
O
RTC6(P
D50K
)
4
8
P
O
RTC5(P
D50K
)
4
9
GND
50
VDD
51
PORTC4(PD50K)
52
PORTC3(PD50K)
53
PORTC2(PD50K)
54
PORTC1(PD50K)
55
PORTC0(PD50K)
56
gnd
57
PORTD7(PD50K)
58
PORTD6(PD50K)
59
PORTD5(PD50K)
60
PORTD4(PD50K)
61
PORTD3(PD50K)
62
PORTD2(PD50K)
63
PORTD1(PD50K)
64
PORTD0(PD50K)
65
gnd
66
PORTE7(PD50K)
67
PORTE6(PD50K)
68
PORTE5(PD50K)
69
PORTE4(PD50K)
70
PORTE3(PD50K)
71
PORTE2(PD50K)
72
PORTE1(PD50K)
73
PORTE0(PD50K)
74
VDD
75
GND
76
PORTF7(PD50K)
77
PORTF6(PD50K)
7
8
PORTF5(PD50K)
7
9
PORTF4(PD50K)
8
0
PORTF
3
(PD50K)
8
1
PORTF2(PD50K)
8
2
PORTF1(PD50K)
83
PORTF0(PD50K)
8
4
vdd
8
5
P
O
RTG7(P
D50K
)
8
6
P
O
RTG6(P
D50K
)
8
7
P
O
RTG5(P
D50K
)
88
P
O
RTG4(P
D50K
)
89
PO
R
T
G
3
(P
D50K
)
9
0
P
O
RTG2(P
D50K
)
9
1
P
O
RTG1(P
D50K
)
9
2
P
O
RTG0(P
D50K
)
93
XC
E_
EXT
9
4
gnd
9
5
S
EL
A(
O
D
,5
VF
S
)
9
6
S
EL
B(
O
D
,5
VF
S
)
9
7
S
E
LC(OD,
5V
F
S
)
98
Y
IN(P
D50K
)(5V
F
S
)
99
GND
100
TP492
TP492
TP473
TP473
TP562
TP562
TP557
TP557
TP496
TP496
TP481
TP481
TP600
TP600
TP598
TP598
TP540
TP540
TP559
TP559
TP553
TP553
TP539
TP539
TP476
TP476
TP442
TP442
TP4
89
TP4
89
TP483
TP483
TP548
TP548
TP552
TP552
TP543
TP543
TP493
TP493
TP545
TP545
TP547
TP547
TP439
TP439
TP485
TP485
TP477
TP477
TP561
TP561
TP560
TP560
TP599
TP599
TP478
TP478
TP444
TP444
TP487
TP487
TP550
TP550
D
C
B
A
PCU PWB (I/O ASIC2 section)
5
4
3
5
4
3
MX-3640N CIRCUIT DIAGRAM AND PARTS LAYOUT
2 – 96
3.3V
</WEBEND>
(15)
ReserveM_1_CNT
(9)
<WEBM_1>
(13)
<WEBM_2>
(13)
ReserveM_2_CNT
(9)
AK_TXD_K
(9)
AK_SCLK_K
(9)
AK_CS_EEP_Y
(9)
AK_CS_EEP_M
(9)
AK_CS_EEP_C
(9)
AK_CS_EEP_K
(9)
AK_CS_Y
(9)
AK_CS_M
(9)
AK_CS_C
(9)
AK_CS_K
(9)
AK_MS_SET
(5,9)
CPFM_BRAKE
(9)
<AK_RXD_K#>
(9)
ADUGS
(10)
/HDDFM_LD
(16)
</BTM_LD>
(16)
HPFC
(10)
WEBS
(9)
CPUS1
(9)
CPUS2
(9)
BTM_D
(9)
HDDFM_V#
(11)
HDDFM_V_L#
(11)
9
9
R
3
6
9
G
P
_10k
J
R
3
6
9
G
P
_10k
J
C1
8
6
AB_0.1uF
C1
8
6
AB_0.1uF
BR42
GP
_
1
0
kJ
x4
BR42
GP
_
1
0
kJ
x4
1
2
3
4
8
7
6
5
8
8
0
0
BR44
G
P
_10k
J
x
4
BR44
G
P
_10k
J
x
4
1
2
3
4
8
7
6
5
9
9
C205
AB_0.1uF
C205
AB_0.1uF
5
5
5
5
2
2
C1
9
1
AB_0.1uF
C1
9
1
AB_0.1uF
2
2
0
0
6
6
2
2
6
6
C
217
AB_10uF(2012)
C
217
AB_10uF(2012)
4
4
4
4
BR41
GP_
1
0
kJ
x4
BR41
GP_
1
0
kJ
x4
1
2
3
4
8
7
6
5
5
5
1
1
C21
8
AB_0.1uF
C21
8
AB_0.1uF
8
8
4
4
C1011
[b]AB_0.1uF
C1011
[b]AB_0.1uF
3
3
6
6
C1
9
2
AB_0.1uF
C1
9
2
AB_0.1uF
1
1
0
0
C1010
[b]x
_0.1uF
C1010
[b]x
_0.1uF
3
3
9
9
6
6
2
2
BR
39
G
P
_10k
J
x
4
BR
39
G
P
_10k
J
x
4
1
2
3
4
8
7
6
5
BR
3
71
0
k
J
x
4
BR
3
71
0
k
J
x
4
1
2
3
4
8
7
6
5
3
3
R
3
42
G
P
_10k
J
R
3
42
G
P
_10k
J
3
3
5
5
9
9
5
5
7
7
8
8
4
4
7
7
BR
38
1
0
kJ
x4
BR
38
1
0
kJ
x4
1
2
3
4
8
7
6
5
0
0
D
C
B
A
4/21
3
2
1
3
2
1
MX-3640N CIRCUIT DIAGRAM AND PARTS LAYOUT
2 – 97
D1
1
D
9
D
8
D1
0
D1
2
D1
3
D1
4
D1
5
A3
A2
A1
A0
A2
A1
A0
/OBEN
/OBEN
PROFM
1_V#
Res
e
rv
e_LED
/FL
S
_WP
POF
TMS
(21)
TDO
(21)
TDI
(21)
TCK
(21)
3.3V
D[15:0]
(1,2,3,4,6)
CPLD_SDA
(1)
/CS3_EXP
(1)
/CS6_CPLD
(1)
FTH_LM
(17)
FTH_UM2
(17)
A[20:0]
(1,2,3,4,6)
/RD
(1,2,3,4,6)
/HWR
(1,2,3,4,6)
/ENG_RST
(1,3,4,6)
MODEL#3
(3)
PROFM1_V#
(13)
Reserve_LED
(14)
TRC_FIN
(13)
DTR_FIN
(13)
POF
(8)
/FLS_WP
(2)
AK_MS_SET
(4,9)
/AK_MS_SET
(9)
/UART_LOG
(6,13)
UART_LOG
(13)
FTH_ALL#
(12)
FTH_US
(17)
/CS0_FLS
(1,2)
DIMM_EN
(2,3,8)
/CS0_FLS#
(2)
HPFC_COM
(10)
TP
33
0
TP
33
0
TP6
83
TP6
83
TP604TP604
TP457TP457
R
3
27
10k
J
R
3
27
10k
J
TP426TP426
TP
33
4
TP
33
4
TP781
TP781
TP6
3
TP6
3
R311
10kJ
10kJ
R311
10kJ
10kJ
TP7
8
2
TP7
8
2
TP329
TP329
TP45
8
TP45
8
TP627
TP627
TP266
TP266
TP4
3
TP4
3
TP220TP220
TP427
TP427
TP428
TP428
TP7
8
4
TP7
8
4
TP425
TP425
TP768
TP768
TP474TP474
TP245TP245
TP644
TP644
TP778
TP778
TP789
TP789
TP460TP460
TP331
TP331
C172
0.01uF
C172
0.01uF
TP764
TP764
TP6
8
7
TP6
8
7
TP647
TP647
TP424
TP424
TP6
9
0
TP6
9
0
TP60
3
TP60
3
TP650TP650
TP765
TP765
IC30
EPM240T100C5
IC30
EPM240T100C5
user_reserve_4(PU25K)
1
user_reserve_3(PU25K)
2
user_reserve_2(PU25K)
3
user_reserve_1(PU25K)
4
adr<3>
5
adr<2>
6
adr<1>
7
adr<0>
8
VCCIO1
9
GNDIO
10
GNDINT
11
weB
12
VCCINT
13
SDA
14
csB
15
oeB(PU25K)
16
resetB
17
cv_oeB(PU25K)
18
cv_csB
19
inv1_a
20
iny1_y
21
TMS
22
TDI
23
TCK
24
TDO
25
dat
a<7>
26
dat
a<6>
27
dat
a<5>
2
8
dat
a<4>
2
9
dat
a<
3
>
3
0
V
CCI
O1
3
1
GNDI
O
3
2
dat
a<2>
33
dat
a<1>
3
4
dat
a<0>
3
5
or
3
_y
3
6
or
3
_a
3
3
7
or
3
_a2
38
or
3
_a1
39
or2_y
40
or2_a2
41
or2_a1
42
inv4_a
4
3
iny4_y
44
V
CCI
O1
45
GNDI
O
46
inv
3
_a
47
iny
3
_y
4
8
inv2_a
4
9
iny2_y
50
cv_out<0>
51
cv_out<1>
52
cv_out<2>
53
cv_out<3>
54
cv_out<4>
55
cv_out<5>
56
cv_out<6>
57
cv_out<7>
58
VCCIO2
59
GNDIO
60
gpio<0>
61
RefCLK
62
VCCINT
63
scl
64
GNDINT
65
gpio<1>
66
gpio<2>
67
gpio<3>
68
gpio<4>
69
gpio<5>
70
gpio<6>
71
gpio<7>
72
gpio<8>
73
gpio<9>
74
gpio<10>
75
gpio<11>
76
gpio<12>
77
gpio<1
3
>
7
8
GNDI
O
7
9
V
CCI
O2
8
0
gpio<14>
8
1
gpio<15>
8
2
gpio<16>
83
gpio<17>
8
4
gpio<1
8
>
8
5
gpio<1
9
>
8
6
gpio<20>
8
7
gpio<21>
88
gpio<22>
89
gpio<2
3
>
9
0
gpio<24>
9
1
gpio<25>
9
2
GNDI
O
93
V
CCI
O2
9
4
gpio<26>
9
5
gpio<27>
9
6
gpio<2
8
>
9
7
gpio<2
9
>
98
gpio<
3
0>
99
gpio<
3
1>
100
TP
333
TP
TP
333
TP335
TP335
TP642
TP642
TP757TP757
TP779
TP779
TP
33
2
TP
33
2
TP64
9
TP64
9
TP45
9
TP45
9
R532
0J
R532
0J
TP461TP461
TP783
TP783
TP756TP756
TP641
TP641
TP327
TP327
TP61TP61
TP345
TP345
TP754TP754
TP769
TP769
TP326
TP326
TP41TP41
TP766
TP766
BR1004
[b]10k
J
x
4
BR1004
[b]10k
J
x
4
1
2
3
4
8
7
6
5
D
C
B
A
PCU PWB (CPLD section)
5
4
3
5
4
3
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