Hitachi CPX2(M1-20WL) Service Manual page 80

Multimedia lcd projector
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+3.3VPW
1
6
CH0CK
GCLK
CH0PE
R2K0
CH0VB
0
CH0AH
1
2
1005
CH0HS
GHS
CH0VS
GVS
CH0FL
3.3V
GR0
3.3V
5
GR1
3.3V
GR2
3.3V
GR3
3.3V
GR4
3.3V
GR5
3.3V
GR6
3.3V
GR7
Q2K2
SRA2207SF
1
3.3V
CPU-RESET 1
GG0
3.3V
3
GG1
3.3V
GG2
2
3.3V
GG3
3.3V
GG4
3.3V
GG5
3.3V
GG6
3.3V
GG7
Q2K1
SRA2207SF
1
3.3V
3.3V
3
GB0
3.3V
GB1
2
3.3V
GB2
4
3.3V
GB3
3.3V
GB4
3.3V
GB5
3.3V
GB6
3.3V
3.3V
POWER1 1
2
GB7
3
D2K1
1
CH1CK
SDS142WKF
CH1PE
POWER2 1
2
3
D2K2
1
7
8
SDS142WKF
3
4
R2K1
5
6
33
凸2010
POWER3 1
2
1
2
3
7
8
POWER5 1
5
6
R2K5
D2K3
1
POWER6 1
SDS142WKF
3.3V
3
4
33
DATA-A
3.3V
R2K8
1
2
凸2010
CLK-A
0V
10K
3.3V
R2K9
1
2
POWER4 1
2
1
10K
2
3.3V
3
1005
1
D2K4
1005
3.3V
SDS142WKF
7
8
RC_EN56
3.3V
5
6
R2K6
MOUSE
3
3.3V
1
2
33
LAMP_POW
3.3V
3
4
凸2010
F_SD/HD
3.3V
1
2
R2K2
UART_SEL
10K
3.3V
3
4
R2K7
凸2010
MUTE
7
8
33
3.3V
5
6
凸2010
RC_EN38
GND1
KEYI0
3.3V
R2F8
KEYI1
3.3V
33
KEYI2
凸2010
LAMP-S
3.3V
NO-COVER
R2F9
10K
凸2010
2
GND1
confidential
1
A
I201
PW190
DIGITAL INPUT PORT
C3
A1
1
C3
IN0CLK
IN0CLP
A1
CH0CP
1
D4
B2
D4
IN0PEN
IN0CST
B2
CH0CS
1
1
E6
E6
IN0VBI
1
1
C4
C4
IN0AHS
B3
1
B3
IN0HS
A2
1
A2
IN0VS
D5
1
D5
IN0FLD
A9
A9
NC-A9
D10
D10
NC-D10
B9
B9
IN0R2
A8
A8
IN0R3
E13
E13
IN0R4
C9
C9
IN0R5
E12
E12
IN0R6
B8
B8
IN0R7
D9
D9
IN0R8
A7
A7
IN0R9
C8
C8
NC-C8
3.3V
B7
B7
NC-B7
I2CDAT
3.2V
E11
E11
IN0G2
I2CCLK
A6
A6
IN0G3
R2A0
5
6
E10
E10
IN0G4
7
33
D8
8
D8
IN0G5
凸2010
E9
3
4
E9
IN0G6
C7
1
2
C7
IN0G7
E8
E8
IN0G8
R2F4
B6
B6
IN0G9
100
3.3V
3.3V
1
2
LAMP_ON
R2F5
1005
A5
A5
NC-A5
100
3.3V
1
2
C6
C6
NC-C6
LCONT_IN
B5
1005
B5
IN0B2
A4
A4
IN0B3
D7
D7
IN0B4
A3
A3
IN0B5
D6
D6
IN0B6
B4
B4
IN0B7
E7
E7
IN0B8
C5
C5
IN0B9
K3
K3
IN1CLK
1
K4
K4
IN1PEN
1
B1
B1
NC-B1
C2
C2
NC-C2
3.3V
E5
E5
IN1R2
3.3V
D3
D3
IN1R3
3.3V
E4
E4
IN1R4
Used as Port-E
3.3V
C1
C1
IN1R5
3.3V
D2
D2
IN1R6
3.3V
E3
E3
IN1R7
3.3V
D1
D1
IN1R8
3.3V
E2
E2
IN1R9
F4
F4
NC-F4
F3
F3
NC-F3
3.3V
E1
E1
IN1G2
3.3V
F2
F2
IN1G3
3.3V
F5
F5
IN1G4
3.3V
G3
G3
IN1G5
3.3V
Used as Port-F
F1
F1
IN1G6
3.3V
G2
G2
IN1G7
3.3V
G5
G5
IN1G8
3.3V
G1
3.3V
G1
IN1G9
RXD1M
G4
G4
NC-G4
H3
H3
NC-H3
3.3V
H2
H2
IN1B2
3.3V
1
2
H1
IN1B3
H1
R2L5
3.3V
3
4
J4
3.3V
33
33
J4
IN1B4
1
2
3.3V
5
6
J3
Used as Port-G
J3
IN1B5
1005
7
8
H4
[Input only]
H4
IN1B6
J2
J2
IN1B7
H5
H5
IN1B8
J1
J1
IN1B9
RXD_CT
R2L7
R2H6
3.3V
33
33
3.3V
1
2
10K
RXD_LMP
凸2010
1005
R2M1
33
33
3.3V
1
2
TXD1M
1005
R2M2
1
TXD_CT
1005
R2M4
3.3V
33
33
1
2
TXD_LMP
1005
B
C
PERIPHERALS
D13
D13
E18
E18
D14
D14
C13
C13
E17
E17
A13
A13
R2L1
33
33
3.3V
1
2
1
E19
CHSCK
E19
1005
3.3V
E20
RXD0
E20
3.3V
B25
TXD0
B25
1
3.3V
CHRX1
RXD1
A26
A26
3.3V
1
CHTX1
D22
TXD1
D22
3.3V
1
CHIR
PWRC
3.3V
C24
C24
1
CHFG1
E21
FAN_FG1
E21
3.3V
1
CHFG2
D23
FAN_FG2
D23
R2A2
33
33
3.3V
R2A1
1
2
M1
M1
33
33
3.3V
1
2
1005
M2
M2
3.3V
1005
N6
N6
3.3V
N1
N1
3.3V
N5
N5
R2A8
3.3V
7
8
N2
RESETX
N2
33
3.3V
3
4
RESETSH
N3
N3
凸2010
3.3V
5
6
N4
RESETP
N4
1
2
D252
3.3V
7
8
M3
M3
3.3V
SDS511
R2F3
3.3V
3
4
K2
FG_SEL1
K2
3.3V
33
3.3V
2
1
5
6
KEYO0 1
M4
M4
凸2010
2
1
3.3V
2
3.3V
KEYO1 1
1
K1
K1
3.3V
LED-LAMP 1
L4
L4
R2C3
3.3V
10K
D253
0V
3.3V
LED-TEMP 1
L1
L1
3.3V
SDS511
L2
3.3V
LED-P-R
L2
1
2
3.3V
3.3V
LED-P-G
L3
L3
5
6
2.7V
CH1C0
3
4
2.7V
3.3V
3.3V
R2H1
5
6
1
7
8
POWER7 1
E15
E15
7
8
10K
R2C1
CH1C1
3.3V
5
6
7
8
B12
凸2010
VDDMNT
1
B12
33
3
4
3
4
C12
CH1C2
C12
凸2010
1
2
CH1C3
1
1
2
D12
R2C2
1
D12
凸2010
3.3V
E14
10K
3.3V
CH1C4
E14
1
2
1
1
2
CH1C5
A11
A11
1005
R2E7
3
4
CH1C6
1
B11
NW_RST_PW
1
B11
33
7
8
CH1C7
C11
GND1
MSLEEP
1
C11
凸2010
5
6
SBUSY
1.4V
1
CHOTP
D24
OUTTEMPP
D24
1.4V
1
CHOTD
OUTTEMP 1
C26
C26
1
0V
CHITP
INTEMP 1
D25
D25
3.3V
CHASP
1
E24
AIRSPD 1
4.5V
E24
1
CHAD4
F23
GSENSOR
F23
1
E22
CHAD5
E22
CHAD6
1
D26
D26
1
E25
CHAD7
E25
UART_SEL
R2L2
33
33
3.3V
1
2
RXD1
1005
I2A1
SN74LVC1G125DCK
OE
Vcc
1
5
2
A
R2L3
3.3V
33
33
1
2
3
GND
Y
4
1005
C2A2
1
2
0.01/16
I2A2
1005
SN74LVC1G126DCK
OE
Vcc
1
5
2
A
R2L4
3.3V
33
33
1
2
3
GND
Y
4
1005
RXD0
R2L8
3.3V
33
33
1
2
TXD1
I2A3
1005
SN74LVC1G125DCK
5
Vcc
OE
1
A
2
4
Y
GND
3
C2A3
0V
1
2
R2L9
3.3V
33
33
1
2
0.01/16
I2A4
1005
1005
SN74LVC1G126DCK
5
Vcc
OE
1
3.3V
A
2
33
33
3.3V
2
4
Y
GND
3
TXD0
GND1
D
I201
PW190
NC-D13
NC-E18
NC-D14
A12
A12
NC-A12
E16
NC-C13
NC-E16
E16
B13
NC-E17
NC-B13
B13
NC-A13
R2A5
THRWSC
0
1
2
+3.3VPW
1005
1
RXD0
+3.3VI2C
R2A6
TXD0
0
1
2
+3.3VP
1005
RXD1
TXD1
IRRCVR0
IRRCVR1
IRRCVR2
R2A4
3.3V
33
1
2
D20
R2A3
PORTA0
TWOWSC0
D20
I2CCLKP
3.3V
33
1
2
1005
C22
PORTA1
TWOWSD0
C22
I2CDATP
1005
PORTA2
3.3V
C21
C21
1
CH2C1
PORTA3
TWOWSC1
3.3V
D21
1
PORTA4
TWOWSD1
D21
CH2D1
PORTA5
3.3V
1
PORTA6
TWOWSC2
D17
D17
CH2C2
3.3V
C18
1
PORTA7
TWOWSD2
C18
CH2D2
R2H7
1
3.3K
3.3K
2
PORTB0
1005
R2H3
R2H4
PORTB1
1
0
0
3.3K
3.3K
3.3V
CHUSV
1
2
1
2
AB16
PORTB2
USBVDD
AB16
1
CHUSP
AF19
1005
1005
PORTB3
USBP
AF19
USBDP
1
CHUSM
R2H5
AC17
AC17
PORTB4
USBM
USBDM
1
0V
0
0
CHUSG
1
2
AC18
PORTB5
USBVSS
AC18
1005
PORTB6
PORTB7
PORTC0
GND1
PORTC1
3.3V
1
CHPW0
A10
PORTC2
PWM0
A10
PWM_G
3.3V
D11
1
PORTC3
PWM1
D11
CHPW1
3.3V
B10
1
PORTC4
PWM2
B10
CHPW2
3.3V
C10
C10
1
CHPW3
PORTC5
PWM3
PORTC6
PORTC7
ADC0
ADC1
1
3.3V
CHDA0
3.3V
ADC2
DAC0
H22
H22
FAN-CNT1
(EXHAUST FAN)
3.3V
1
CHDA1
R2H2
3.3V
3
4
E26
ADC3
DAC1
E26
FAN-CNT2
(INSIDE PANEL FAN)
1
3.3V
3.3V
CHDA2
F25
7
8
33
ADC4
DAC2
F25
FAN-CNT3
(SUB FAN)
1
3.3V
CHDA3
凸2010
3.3V
J22
5
6
ADC5
DAC3
J22
FAN-CNT4
(OUTSIDE PANEL FAN)
1
2
ADC6
ADC7
PWB assembly MAIN 1 (M1-20WL)
E
F
I201
DISPLAY PORT
PW190
R2C4
3.3V
56
3.3V
1
2
R2C5
C14
DCLKOUT
C14
DCLK
3.3V
33
33
3.3V
1005
1
2
R2C6
C16
DVS
C16
DVS
3.3V
33
33
3.3V
D15
1005
1
2
DHS
D15
DHS
3.3V
1005
C15
1
DEN
C15
CHDEN
1
R2E4
2
3.3V
3.3V
C23
3
4
150
DR0
C23
DRE0
3.3V
凸2010
3.3V
5
6
A25
A25
DR1
DRE1
3.3V
3.3V
1
2
7
8
B24
DR2
B24
DRE2
3.3V
3
4
R2C7
3.3V
B23
DR3
B23
DRE3
3.3V
3.3V
7
8
150
DR4
A23
A23
DRE4
3.3V
3.3V
5
6
凸2010
A24
DR5
A24
DRE5
3.3V
3.3V
7
8
A21
DR6
A21
DRE6
3.3V
3.3V
B21
5
6
R2C8
DR7
B21
DRE7
3.3V
3.3V
3
4
150
A22
DR8
A22
DRE8
3.3V
3.3V
1
2
凸2010
B22
DR9
B22
DRE9
3.3V
D19
DG0
D19
3.3V
D18
DG1
D18
3.3V
3.3V
C20
DG2
C20
DGE2
3.3V
R2C9
3.3V
1
2
DG3
C19
C19
DGE3
3.3V
3.3V
3
4
150
B20
DG4
B20
DGE4
3.3V
3.3V
凸2010
A20
7
8
DG5
A20
DGE5
3.3V
3.3V
B19
5
6
DG6
B19
DGE6
3.3V
R2E1
3.3V
1
2
A19
DG7
A19
DGE7
3.3V
3.3V
B18
3
4
150
DG8
B18
DGE8
3.3V
凸2010
3.3V
A18
5
6
DG9
A18
DGE9
7
8
3.3V
C17
DB0
C17
3.3V
D16
DB1
D16
3.3V
3.3V
DB2
B17
B17
DBE2
3.3V
3.3V
3
4
R2E2
A17
DB3
A17
DBE3
3.3V
3.3V
B16
1
2
150
DB4
B16
DBE4
3.3V
凸2010
3.3V
A16
7
8
DB5
A16
DBE5
3.3V
3.3V
5
6
B15
DB6
B15
DBE6
3.3V
3.3V
R2E3
A15
3
4
DB7
A15
DBE7
3.3V
3.3V
B14
1
2
150
DB8
B14
DBE8
3.3V
凸2010
3.3V
7
8
A14
DB9
A14
DBE9
6
5
3.3V
E23
RPIATEST
E23
3.3V
DGE0
3.3V
R2E5
7
8
DGE1
3.3V
5
6
150
DBE0
凸2010
3.3V
1
2
DBE1
3
4
GND1
Solder side
RG01
0
0V
0V
1
2
KIKU1S
3
4
Near by E800
1
5
6
8
7
凸2010
KIKU3C
KIKU3S
1
1
Near by EA01
KIKU4C
KIKU4S
1
1
Near by EV01
GND1
G
6
5
4
3
2
1

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