Hitachi ED-X20EF Service Manual page 84

Table of Contents

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6
USBCANT
*IP01
MD2408A
PERIPHERALS
3
4
M3
M3
NPCS1
I/O
I/O
*RP01
1
2
L3
L3
NPCS0
I/O
10K
7
8
K1
K1
SPCK
I/O
5
6
2010
L2
L2
MOSI
I/O
I/O
1
2
L1
L1
MISO
I/O
I/O
*RP02
I/O
0
I/O
1005
M1
RXD_JP
M1
TXD
I/O
5
M2
TXD_JP
M2
RXD
I/O
N1
SCK
N1
SCK
I/O
I/O
I/O
I/O
H3
USBAP
H3
DP
I/O
I/O
H4
USBAM
H4
DM
I/O
G4
USBP1
G4
USBP1
I/O
1
F1
USBP0
F1
USBP0
I/O
I
1
O
I
P1
MCLK
P1
MCLK
I/O
O
R1
SCLK
R1
SCLK
I/O
O
P2
LRCLK
P2
LRCLK
I/O
O
R2
CHPADI
R2
ADI
I/O
O
1
T2
ADO
T2
ADO
I/O
*RP18 0
1005
1
2
I
CHPNTR
1
2
D4
1
D4
NTRST
I
I
*RP13
CHPTCK
7
8
1
E4
E4
TCK
I
I
10K
CHPTMS
5
6
1
F4
F4
TMS
I
CHPTDI
2010
3
4
1
F3
F3
TDI
I
CHPTDO
1
2
1
E3
E3
TDO
O
RP14
0
1005
RP15
0
1
2
4
RESETN
RP16
1005
0
1
2
RESETBM
1005
*IP02
SN74LVC1G08DCK
1
A
Vcc
5
2
B
*RP17
100
1
3
GND
Y
4
1005
*CP11
1
2
0.1/10
CP12
1005
1
0.1/10
1005
GND1
RESETBMF
FLASH CARD
3
T7
CHPFAA
T7
FAA10
I/O
1
T6
CHPFA9
T6
FAA9
I/O
1
T5
CHPFA8
T5
FAA8
I/O
1
T4
CHPFA7
T4
FAA7
I/O
1
T3
CHPPA6
T3
FAA6
I/O
1
U7
CHPFA5
U7
FAA5
I/O
1
U6
CHPFA4
U6
FAA4
I/O
1
U5
CHPFA3
U5
FAA3
I/O
1
U4
CHPFA2
U4
FAA2
I/O
1
U3
CHPFA1
U3
FAA1
I/O
1
U2
CHPFA0
U2
FAA0
I/O
1
DENP
7
8
T15
T15
FDA15
I/O
5
6
*RP61
T14
T14
FDA14
I/O
3
4
10K
T13
T13
FDA13
I/O
2
1
2010
T12
T12
FDA12
I/O
7
8
T11
T11
FDA11
I/O
*RP62
5
6
T10
T10
FDA10
I/O
3
4
10K
T9
T9
FDA9
I/O
1
2
2010
T8
T8
FDA8
I/O
7
8
U15
U15
FDA7
I/O
*RP63
5
6
U14
U14
FDA6
I/O
10K
3
4
U13
U13
FDA5
I/O
1
2
2010
U12
U12
FDA4
I/O
7
8
U11
2
U11
FDA3
I/O
*RP64
5
6
U10
U10
FDA2
I/O
10K
3
4
U9
U9
FDA1
I/O
1
2
2010
U8
U8
FDA0
I/O
USBPWR
P13
MUTEP
CHPFCG
P13
FCA16
I/O
1
7
8
P12
P12
FCA15
I/O
1
2
*RP65
P7
P7
FCA14
I/O
10K
3
4
P6
P6
FCA13
I/O
5
6
2010
P5
P5
FCA12
I/O
7
8
R14
R14
FCA11
I/O
5
6
*RP66
R13
R13
FCA10
I/O
10K
3
4
R12
R12
FCA9
I/O
1
2
2010
R11
R11
FCA8
I/O
CHPFC7
R10
R10
FCA7
I/O
1
R9
R9
FCA6
I/O
CHPFC6
1
R8
R8
FCA5
I/O
CHPFC5
1
R7
R7
FCA4
I/O
CHPFC4
1
1
2
MOE
R6
R6
FCA3
I/O
*RP69
R5
R5
FCA2
I/O
CHPFC2
0
1
R4
1005
CHPFC1
R4
FCA1
I/O
1
R3
CHPFC0
R3
FCA0
I/O
1
1
A
F2
NWD_OVF
F2
CHPNWD
1
PFCS
SDCS
3
4
D13
TMR3
D13
SDCLK
1
*RP03
2
B16
TMR2
B16
CKE
5
6
10K
*RP22
N2
TMR1
N2
8
1
0
2
N4
7
2010
TMR0
N4
MA18
1005
RAS
*RP25
CAS
7
1
0
2
P3
8
INT4
P3
MA17
5
6
*RP19
*RP27
N3
CP01
1005
INT3
N3
*RP20 0
1
2
3
4
10K
15p-C
1
0
2
L4
INT2
L4
MA16
1005
2010
1
G2
1005
1
2
2
1005
INT1
G2
DGMU
1
*RP30
DGML
*XP01
GND1
0
1
2
12MHz
CP02
MA15
J1
*RP04
SMD-49
15p-C
1005
MCLKI
J1
100-1%
2
1005
K2
1
2
1
2
MCLKO
K2
NWE
L17
*RP06
1005
1
2
VCLKI
L17
330-1%
CP03
K16
1
2
1
VCLKO
K16
*XP02
15p-C
J2
1005
1005
LFT
J2
27.000MHz
K17
SMD-49
LFTV
K17
2
CP04
J3
1
2
RREF
J3
*RP08
*RP09
*RP10
15p-C
18K-1%
100-1%
1005
1
2
1
2
1
2
GND1
P4
1005
6.8k-1%
1005
MRESET
P4
1005
D6
1
2
WKP
D6
*RP71
TEST
D5
D5
0
1005
1
CHPWKP
GND1
2
2
GND1
*IP01
MD2408A
*RP81
0
7
8
1
2
E1
I/O
FDB3
E1
+3.3V
5
*RP67
6
D1
I/O
FDB2
D1
3
4
10K
120mA
C1
I/O
FDB1
C1
1
2
B1
2010
I/O
FDB0
B1
1
2
3
4
*RP68
D3
I/O
FCB5
D3
7
8
10K
C3
I/O
FCB4
C3
5
6
E2
2010
I/O
FCB3
E2
D2
I/O
FCB2
D2
CHPFB2
1
C2
I/O
FCB1
C2
CHPFB1
1
B2
I/O
FCB0
B2
CHPFB0
1
B
C
*IP01
MD2408A
MEMORY
1
3
D12
C7
D12
PFCS
I/O
O
MA14
C7
1
2
5
B7
O
MA13
B7
3
4
*RP21
7
D11
C8
D11
SDCS
I/O
O
MA12
C8
5
6
100
1
A9
A7
A9
SDCLK
O
O
MA11
A7
7
8
3
2010
B6
O
MA10
B6
5
A8
A6
A8
CKE
O
O
MA9
A6
C6
7
O
MA8
C6
1
2
1
B8
A5
B8
RAS
O
O
MA7
A5
3
*RP23
4
3
B9
A4
B9
CAS
O
O
MA6
A4
5
6
100
5
C4
O
MA5
C4
8
7
2010
C9
A3
7
C9
NWE
O
O
MA4
A3
1
B3
O
MA3
B3
A10
B4
3
A10
DQMU
O
O
MA2
B4
B10
C5
5
B10
DQML
O
O
MA1
C5
B5
7
O
MA0
B5
*RP26
0
1
2
A15
1
I/O
UD7
A15
1005
B14
3
I/O
UD6
B14
A14
5
I/O
UD5
A14
B13
7
I/O
UD4
B13
A13
1
I/O
UD3
A13
A12
3
I/O
UD2
A12
B11
5
I/O
UD1
B11
A11
7
I/O
UD0
A11
C10
1
I/O
LD7
C10
3
I/O
LD6
C11
C11
5
I/O
LD5
B12
B12
7
I/O
LD4
C12
C12
1
I/O
LD3
C13
C13
3
I/O
LD2
C14
C14
5
I/O
LD1
A16
A16
7
I/O
LD0
B15
B15
*IP01
MD2408A
POWER AND GND
D9
D10
D9
VDDP5
I
I
VDDC5
D10
B17
H14
B17
VDDP4
I
I
VDDC4
H14
U16
P8
U16
VDDP3
I
I
VDDC3
P8
P9
G3
P9
VDDP2
I
I
VDDC2
G3
T1
T1
VDDP1
I
D7
I
GNDC5
D7
A2
G14
A2
VDDP0
I
I
GNDC4
G14
D8
P11
D8
GNDP5
I
I
GNDC3
P11
A17
M4
A17
GNDP4
I
I
GNDC2
M4
U17
U17
GNDP3
I
P10
P10
GNDP2
I
U1
J14
U1
GNDP1
I
I
VDDC1
J14
*CP90
1
2
A1
A1
GNDP0
I
J15
0.1/10
I
GNDC1
J15
CP91
1005
1
2
10/6.3
K4
2125
I
VDDC0
K4
1
*CP92
2
K3
0.1/10
I
GNDC0
K3
CP93
1005
1
2
10/6.3
H1
2125
I
AVDD2
H1
*CP94
1
2
J4
0.1/10
I
AGND2
J4
CP95
1005
1
2
10/6.3
G1
2125
I
AVDD1
G1
*CP96
1
2
H2
0.1/10
I
AGND1
H2
1005
I
AVDD0
L14
L14
*CP97
1
2
0.1/10
I
AGND0
L15
L15
1005
GND1
D
CONFIDENTIAL
DISPLAY
2
*RP72
CHPPXE
4
*RP31
1
0
2
1
C16
MA14
C16
PXOE
6
100
1005
MA13
8
2010
M16
MA12
CHPIRF
M16
IREF
2
1
MA11
*RP32
4
GND1
N17
MA10
CHPVBG
N17
VBG
6
100
1
MA9
8
2010
MA8
2
MA7
4
*RP33
MA6
6
100
MA5
8
2010
MA4
2
MA3
*RP34
4
MA2
6
100
MA1
8
2010
MA0
2
MD15
*RP35
4
MD14
100
6
MD13
2010
8
MD12
2
MD11
*RP36
4
MD10
100
6
MD9
8
2010
MD8
2
MD7
4
*RP37
MD6
100
6
MD5
8
2010
MD4
2
MD3
4
*RP38
MD2
100
6
MD1
8
2010
MD0
*RP82
0
1
2
+1.8VCPU
240mA
*RP83
1
0
2
*RP84
1
0
2
*RP85
0
1
2
PWB assembly MAIN 13 (M1-20ED)
E
F
*IP01
MD2408A
*RP41
1
0
2
*RP42
C17
I
I/O
PCLKO
C17
GCLK
*RP43
1
0
2
D14
1005
I/O
VBLK
D14
GVS
*RP44
1
0
2
D15
1005
I
I/O
HBLK
D15
GHS
1
0
2
C15
1005
I/O
FLD
C15
GFIELD
1005
I
3
4
P17
I/O
DISP29
P17
GB2
7
8
*RP45
R15
I/O
DISP28
R15
GB1
5
6
220
R16
I/O
DISP27
R16
GB0
2
R17
1
2010
I/O
DISP26
R17
GB7
T16
I/O
DISP25
T16
1
T17
2
I/O
DISP24
T17
GR2
3
4
*RP46
J16
I/O
DISP23
J16
GR1
5
6
220
J17
I/O
DISP22
J17
GR0
N14
7
8
2010
I/O
DISP21
N14
GR7
N15
I/O
DISP20
N15
N16
1
2
I/O
DISP19
N16
GG1
*RP47
P14
3
4
I/O
DISP18
P14
GG0
220
P15
5
6
I/O
DISP17
P15
GG7
P16
7
8
2010
I/O
DISP16
P16
GG6
F16
I/O
DISP15
F16
F17
1
2
I/O
DISP14
F17
GB6
*RP48
G15
3
4
I/O
DISP13
G15
GB5
220
G16
5
6
I/O
DISP12
G16
GB4
G17
7
8
2010
I/O
DISP11
G17
GB3
H15
I/O
DISP10
H15
H16
I/O
DISP9
H16
1
2
I/O
DISP8
H17
H17
GG5
3
4
*RP49
I/O
DISP7
D16
D16
GG4
220
5
6
I/O
DISP6
D17
D17
GG3
7
8
2010
I/O
DISP5
E14
E14
GG2
I/O
DISP4
E15
E15
1
2
I/O
DISP3
E16
E16
GR6
3
4
*RP50
I/O
DISP2
E17
E17
GR5
220
5
6
I/O
DISP1
F14
F14
GR4
7
8
2010
I/O
DISP0
F15
F15
GR3
O
DACP2
K14
K14
CHPAP2
1
O
DACN2
K15
K15
CHPAN2
1
O
DACP1
L16
L16
CHPAP1
1
M17
O
DACN1
M17
CHPAN1
1
M15
O
DACP0
M15
CHPAP0
1
M14
O
DACN0
M14
CHPAN0
1
G
6
5
4
3
2
1

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