Hitachi DV-C4 Service Manual page 39

A B
FROM/TO LOADER
8 CP4001
CD4001
IMSA-9615S-26A-PP
2S0Q0901
DVDDAT7
1
SDT7
2 GND
DVDDAT6
3 SDT6
4 GND
DVDDAT5
5 SDT5
6 GND
DVDDAT4
7 SDT4
8 GND
DVDDAT3
9 SDT3
10 GND
DVDDAT2
7 11 SDT2
12 GND
DVDDAT1
13 SDT1
14 GND
DVDDAT0
15 SDT0
16 GND
DVDREQ
17 DREQ
18
GND
DVDVALID
19 DACK
20 GND
DVDERR
21 DERR
22 GND
DVDSOS
23 DBGN
6
24 GND
DVDSTB
25 DCLK
26 GND
CD4002 CP4002
2S0G0901 IMSA-9615S-16A-P
1 NC
HRST
2 HRST
3 GND
HD7
SSC-MRST
4 TxD
SSC-MTSR
5 RxD
SSC-SCLK
6 SCLK
HD6
5 SSC-ATN
7 RDY_HIF
HD5
8 GND
HD4
9 16M
10 GND HD3
11 NC
12 C2PO
HD2
13 LRCK
14 BCK HD1
15 CD-DATA
HD0
16 SPDIF
HA4
6
4
HA3
FROM/TO SYSCON HA2
HA1
HRST
SSC-MRST
HWR#
SSC-MTSR
SSC-SCLK
SSC-ATN
HD7
MPGCS#
HD6
HD5
HRD#
HD4
HD3
HD2
HD1
HD0
HA4
3 HA3
HA2
MPGIRQ#
HA1
HWR#
MPGCS#
HRD#
MPGIRQ#
MPGRST
MPGSTBY
HRDY
2
1
A B
E-1
C
MPEG SCHEMATIC DIAGRAM
0 0 NC 1.6 1.6 1.6 3.2 1.6 1.6 1.6 1.8 3.2 1.6 2.6 1.6 2.5
160 159 158 157 156 155 154 153 152 151 150 149 148 147 146
0
0
NC GPS1
3.3
CDERR
HD15
1 GND
0
CDFRM
HD14
0
CDDATA
HD13
0
CDCLK
HD12
0
NC HD11
3.2
VDD
0
NC HD10
0
NC HD9
0
NC HD8
3.2
HD7
0
GND
0
HD6
0
HD5
0
HD4
0
HD3
C4001
3.2
VDD
0.1 F
0
HD2
0
HD1
0
HD0
0
HA3
0
GND
2.4
HA2
3.2
HA1
0
HA0
3.2
HWR#
C4002
3.2
VDD
0.1 F
0
HCS#
3.2
HRD#
0
HRDY
2.8
NC
HACK#
3.2
VDD
3.2
HIRO#
3.2
HWID
0
HORD
3.2
HTYPE
0.5
A4
40 GND
0.5
A3
0
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56
0 0.5 0.5 0.5 0.5 0.5 0.8 3.2 0.3 2.1 0.4 0.5 0 2.9 3.0 3.0 1.6 3.2 3.1 3.1
NC
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(SYSCON PCB)
R4001
2.2
C4007
0.001 B
1
C4008
6.3V 220 YK
0 3.3 3.3 0 NC 3.2 3.2 3.2 3.4 0 0 0 0 3.2 1.6 0 3.2 1.4 0 0 1.6 0 1.6
145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124
120
MPEG IC
IC4001
MD36710X
81 GND
57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76
0 0.8 3.2 0.4 0.4 0.3 0.3 0 0.5 0.3 0.7 1.1 3.2 0.3 0.4 0.5 0.5 0.5 0.8
JG4001
NOTE:
THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
D E
F G
2
R4029
CLK27
100 C4017
C4015
0.1 F 6.3V 220 YK
B4001
N2012ZP600T25
0 0 NC 0
123 122 121
0
R4006
1.6 ABCLK
ABCLK
100 R4014
1.6
ALRCLK
ALRCLK
GND
R4010 180
1.5 SPDIF-DVD
S/PDIF
0 100
3
AOUT2 NC
0
AOUT1 NC
R4015
0.8 ASDAT0
AOUT0
180
3.2
VDD
R4020
0
AIN
R4002 4.7K
0
C0
4.7K R4011
0
C1
R4003 4.7K
0
C2
4.7K
0
GND
R4004
0
C3
4.7K R4012
0
C4
0 4.7K
C5 NC
0
C6 NC
C4016
3.2
VDD
0 0.1 F
C7 NC
R4005
0.7 YUV0
Y0
180 R4013
0.7 YUV1
Y1
R4007 180
0.7 YUV2
Y2
180
3.2
VDD
R4008
0.8 YUV3
Y3
180 R4016
1.7 YUV4
Y4
R4009 180
0.8 YUV5
Y5
180 R4017
0.5 YUV6
Y6
180
0
GND
R4018
1.5 YUV7
Y7
1.6 180
FIELD NC
4
2.9 HSYNC
HSYNC
3.2 VSYNC
VSYNC
3.2
5
CBLANK NC
0
VDEN#
3.2
VDD
3.2
VMASTER
1.6
VCLK NC
3.2
TESTMODE
0.5
MD0
0
77 78 79 80
0
F G
H
8
FROM/TO
VIDEO ENCORDER
AT+D3.3VA
DGND
7
AT+D3.3V
AMCLK
CLK27
ABCLK
ALRCLK
SPDIF-DVD
ASDAT0
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
6
YUV7
HSYNC
VSYNC
SPDIF-CD
DM1
5
4
FROM/TO SDRAM
MA4
MA3
MA5
MA2
MA6
3
MA1
MA7
MA0
MA8
MA10
MA9
MA11
MCS0#
MRAS#
MPCLK
MCAS#
MWE#
MDQM
MD8
MD7
MD9
MD6
MD10
2
MD5
MD11
MD4
MD12
MD3
MD13
MD2
MD14
MD1
MD15
MD0
PCB010
VMX212 1
H
E-2