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

Multimedia lcd projector
Table of Contents

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

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