Hitachi CP-X505 Service Manual page 96

Multimedia lcd projector
Table of Contents

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6
Sheet 1
WOW
Sheet 1
SP_OFF
14.5V
Sheet 4
+14.5V
CA99
47/25
MVK/SKV
Audio Power GND
4.4V
P_GND
RAK0
0
0.0V
0.0V
2
1
1005
APAL1
APAR1
RGB Audio IN2
CAA4
EA01
LA01
4.7/16
SC200JT
HSJ1003-01-010
4
4
1
3
2
LA02
6
6
2
1
2125
2125
SC200JT
5
2
1
2125
5
1
3
2
LA03
4.4V
0.0V
CAA5
4.7/16
2125
SC200JT
1
1
3
0.0V
2125
CAA6
4.7/16
3
1
3
4.4V
2
7
7
2
1
2125
LA04
5
8
8
RAL0
SC200JT
CAA7
2
1
100
2
2
0.0V
1
3
2
APAR2
APAL2
2
1
1005
2125
2125
RGB Audio IN1
4.7/16
APAG1
1005
1
2
RAL3 0
0V
1
2
RAL4 0
1005
RAK2
0
0V
0.0V
2
1005
1
GND1
RAK3
0
0.0V
2
1
1005
3.3V
Wireless LAN Audio R
Sheet 15
R_WL_in
Wireless LAN Audio L
3.3V
Sheet 15
L_WL_in
CAE7
2.2/10
QA31
1
2
2SC5343E
2125
QA32
2
2
0V
3
3
2SC5343E
1
1
GND1
RAL6
0
1
2
Sheet 1
CH1_CUT
1005
Sheet 3
CLK-A
RAK4
0
4
RAK5
0
Sheet 3
QA33
DATA-A
1005
2SA1774
2
1
1005
RAL7
APAR3
2
1
EA06
10K
ZH-12V
1
2
APAL3
1005
1
0.0V
0.0V
2
APAG2
3
APAR4
GND1
APAL4
4
0.0V
5
0.0V
APAR5
R - out
6
APAL5
L - out
Connects with
7
a Input PCB
8
RA93
APWR5
9
1
47
2
APWRS
2125
10
APWRC
11
AP85V
12
3
RA94
G1
82K
1
2
G2
1005
GND1
L_rutn
R_rtun
Sheet 3
WIRED_RC
3.3V
Sheet 3
W_RC_SW
Sheet 4
+5V
2
WOW_Hi_Md
Sheet 1
*RAM1
0
2
1
Sheet 14
POWERA
1005
*RAM0
0
2
1
Sheet 1
POWER5
1005
Sheet 1
PW_MUTE
RAA8
17.0V
0
1
2
Sheet 4
+17V
1005
1
A
2
2
3
3
1
1
4.4V
IA01
BD3883FS
0.0V
VIN1
1
8.5V
2
SEL1
RA11
0.0V
VIN2
RGB Audio R - in1
3
GND1
0
0.0V
4.4V
2
1
0.0V
2
1
1005
SEL2
RGB Audio L - in1
4
1005
RA12
0
0.0V
RAK1
0
0.0V
1
2
1
1005
2
5
A1
CA07
1.0/16
RGB Audio R - in2
RA13
0
0.0V
0.0V
1
2
A2
6
1
1005
2
CA08
1.0/16
0.0V
1
2
2
2
7
B1
RGB Audio L - in2
3
3
RA14
0
0.0V
CA09
4.4V
1.0/16
0.0V
4.4V
1
1
1
2
1
1005
2
8
B2
CA10
1.0/16
RA15
0
0.0V
0.0V
1
2
C1
9
1
1005
2
CA11
1.0/16
RA16
0
0.0V
1
0.0V
2
10
C2
CA12
1
1005
2
1.0/16
RA17
0
0.0V
0.0V
1
2
0V
11
D1
1
2
CA13
1.0/16
1005
0.0V
GND1
RA18
0
0.0V
0.0V
1
2
D2
12
1
1005
2
CA14
1.0/16
*RA19 4.7K
1
2
0.0V
3.3V
13
E1
CA15
1
1005
2
1.0/16
*RA20 4.7K
0.0V
3.3V
1
2
14
E2
1
2
1005
CA16
1.0/16
FILTER
15
16
GND
Audio Volume
RA35
GND1
3.3V
1
1005
3.3V
0.0V
0.0V
0.0V
0.0V
8.5V
CA31
RA29
1.0/10
1.0K
CA32
RA30
1.0/10
1.0K
1
2
1
1005
2
8.5V
1
2
1
1005
2
QA01
QA02
2SC5343E
2SC5343E
2
2
15.9V
15.9V
3
3
1
1
16.0V
GND1
3.3V
8.5V
17.0V
RA97
2SA1774
2.2K
RAE5
14.9V
1
QA22
15.0V
10K
1
1005
2
3
RA48
1
1
2
1005
1
8.1V
QA03
4.7K
2
3
2SA1774
3
GND1
DA04
1
2
1005
2
2
QA04
1
GND1
2SA1774
3
2
GND1
SDS142WKF
B
C
3.3V
TP007
TP001
8.5V
REC1
32
8.5V
REC2
31
RA25
0.0V
*QA27
RA21
8.5V
CA20
1
2
1005
MNF1
5.6K
30
0
0.01/16
0V
DTC114EE
1
2
1
2
2
1005
CA21
1
2
MOUT1
1005
29
8.5V
0.01/16
1005
3
RA26
RA22
CA22
1
2
1005
8.5V
MNF2
28
5.6K
0
1
2
0.01/16
1
2
1
GND1
1005
CA23
1
2
MOUT2
1005
27
8.5V
0.01/16
1005
RA27
1005
0.0V
RA23
8.5V
CA24
1
2
BNF1
26
5.6K
GND1
1
0
2
0.1/16
1
2
CA25
1
2
1005
BOUT1
25
1005
8.5V
0.1/16
1005
RA28
1005
RA24
8.5V
CA26
1
2
BNF2
5.6K
24
0
0.1/16
1
2
1
2
1
0.0V
1005
CA27
2
BOUT2
23
1005
8.5V
0.1/16
1005
OUT1
22
OUT2
21
CA28
0.33/10
LA05
CAP
20
100
H
8.5V
1
2
8.5V
1
2
VCC
19
2518
SI
18
CA29
47/16
CA30
MVK/SKV
SC
17
0.1/16
1005
VR_CLK
VR_DATA
*QA28
100
DTC114EE
2
3.3V
2
RA36
100
1
2
3.3V
3
1005
1
GND1
*QA30
DTC114EE
2
3
1
RA37
0.0V
1.8K
1
1005
RA38
1.8K
0.0V
1
1005
IA07
TK11185CSC
1
Vcont
Vin
5
2
GND
14.5V
Np
Vout
3
4
0.0V
GND1
D
CONFIDENTIAL
8.5V
8.4V
8.4V
1
1
3
3
2
2
QA26
QA25
2SA1980UFG
2SA1980UFG
8.2V
8.2V
3.0V
2
1
2125
3.0V
2
1
2125
3.0V
8.5V
8.5V
8.5V
*CAE4
10/10
2
1
2125
7.7V
7.7V
1
2
2125
*CAE5
8.5V
10/10
TRUBASS
1
2
2125
*QA23
2
2SA1980UFG
*RAF8
3
GND1
3.3K
8.3V
1
GND1
8.3V
2
1
1005
*QA29
DTC114EE
2
GND1
3
8.0V
*QA24
2SA1980UFG
1
17.0V
1
2
16.0V
DA10
SDS511
DA01
RA46
0V
GND1
3.3V
120K
1
1
2
3
1005
14.5V
2
LA06
MPZ2012S101A
GND1
1
2
SDS142WKF
2125
LA07
MPZ2012S101A
16.0V
16.0V
3.3V
1
2125
16.0V
IA02
TPA3100D2
NC-1
NC-36
0.0V
0.0V
*CA35
1.0/16
RINN
PVCCR-35
CA36
2
1
2
4.5V
RINP
PVCCR-34
1.0/16
1
2
AGND-4
PGNDR-33
1.0/16
LINP
PGNDR-32
4.5V
0.0V
CA37
1
2
LINN
VCLAMPR
2
*CA38
1
2
0.0V
NC-7
VCLAMPL
1.0/16
0V
GAIN0
PGNDL-29
GAIN1
PGNDL-28
7.3V
MSTR/SLV
PVCCL-27
SYNC
PVCCL-26
NC-12
NC-25
0V
GND1
P_GND
16.0V
GND1
LA08
MPZ2012S101A
16.0V
1
2
2125
LA09
16.0V
1
2125
4W x 4 Audio Amplifier
GND1
GND1
PWB assembly MAIN 14 (EDX35N)
E
F
*CAE1
10/10
*CAE0
10/10
*CAD9
10/10
GND1
GND1
2
3
1
R_SP_P
R_SP_N
Connects with
a Speaker
14.5V
APR1+
APR1-
EA02
14.5V
PH-02V
2
LA10
30
H
14.5V
1
1
2
To R1
LA11
1608
30
H
Speaker
14.5V
1
2
2
1608
APR2-
G1
0V
APR2+
G2
*LA12
30
H
GND1
1
2
CA48
1.0/25
2
1
1608
*EA03
*LA13
30
H
14.5V
3216
ZH-04V
1
2
1
2
1
1608
14.5V
MVK/SKV
To R2
CA47
47/25
Speaker
2
To
2
1
14.5V
3216
CA46
1.0/25
KEYPAD PWB
14.5V
3
14.5V
3216
2
1
CA45
1.0/25
APL1+
APL1-
4
To L1
CA44
47/25
MVK/SKV
Speaker
1
2
2
1
*LA14
30
H
1
2
CA43
1.0/25
G1
0V
1608
3216
*LA15
30
H
G2
14.5V
1
2
1608
0V
GND1
APL2+
APL2-
EA04
PH-02V
LA16
30
H
14.5V
1
1
2
To L2
P_GND
LA17
1608
30
H
Speaker
14.5V
2
1
2
14.5V
1608
G1
MPZ2012S101A
0V
2
14.5V
G2
GND1
L_SP_P
L_SP_N
P_GND
0V
GND1
G
6
5
4
3
2
1

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