JVC HM-DH30000U Service Manual page 91

D-vhs digital recorder
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4.17
DIGITAL (DVX) SCHEMATIC DIAGRAM
TO HD DEC
#
R601
HD_27MOUT
#
TO DMAIN
R602
DVX_27M
R656
TCXO_27M
5
C627
0.1
VCC
GND
IC606
R603
1M
TC7SHU04FU-X
C628
0.1
R604
47
X611
VCC
OPEN
X601
GND
NAX0338
IC607
TC7SH04FU-X
C629
C630
10p
10p
R608
R609
R606
75
75
OPEN
C631
0.1
R607
0Ω
4
TO
DECRIPTER
DECDATA[0-7]
TO
HD DEC
DECDATA[0-7]
DECST
R613
20k
R614
20k
TO DMAIN
DEC_9MDVX
3
TO DECRIPTER
DECST
TO DMAIN
TRICKST
TRICK_9MDVX
TRICKDATA[0-7]
R619
4.7k
RA603
4.7k
RA604
4.7k
R621
OPEN
R623
4.7k
R624
OPEN
R625
4.7k
R626
4.7k
C634
R627
OPEN
OPEN
R628
4.7k
2
TO LAPRAS
LAPRAS_RESET
E4DTACK
E4CS
E4WR
E4IRQ
E4ADR[0-2]
TO DMAIN
ENC_9MDVX
TO LAPRAS
E4DMAREQ
E4DAT[0-15]
TO DMAIN
ENCDATA[0-7]
ENCST
L601
10µ
K601
NQR0129-002X
C601
C602
0.1
22
T
/6.3
K602
PELN0984-150Y
C603
22
C604
0.1
TO VIDEO IF
T
/6.3
K603
NQR0339-001X
SW3.3V
SW2V
NQR0339-001X
C605
C606
22
22
K604
T
/6.3
T
/6.3
GND
1
A
5 0
DIGITAL (DVX)
OPEN
R605
0Ω
DQM7
DQM6
DQM5
DQM4
DQM3
DQM2
R610
DQM1
75
DQM0
VDDA
VDDP
GNDA
GNDP
R611
OPEN
VCO_CNTL
BTP_PLL
CLK_25MHz
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
SECDATA0
SECDATA1
SECDATA2
SECDATA3
IC601
SECDATA4
SECDATA5
DVXCEL-BA1
SECDATA6
SECDATA7
R612
SECACK
(Input)
4.7k
SBCLK
(Input)
SECREQ_WR
(Output)
SECRD
(Output)
SECFRAME
(I/O)
PIO0
PIO1
R615
C632
R616
TDI
OPEN
OPEN
0Ω
TRST
TMS
R617
C633
R618
TDO
OPEN OPEN
0Ω
TCK
TERRD
(Output)
TERFRAME
(I/O)
TBCLK
(Input)
R620
4.7k
TERACK
(Input)
RA601
0Ω
TERREQ_WR
(Output)
TERDATA0
TERDATA1
TERDATA2
TERDATA3
TERDATA4
TERDATA5
TERDATA6
TERDATA7
RA602
0Ω
RST
R622
0Ω
DTACK
(Output)
WAIT
(Output)
CS
(Input)
RW
(Input)
RD
(Input)
HINT
(Output)
HA0
HA1
HA2
PBCLK
(Input)
DMAREQ
(Output)
HD0
HD1
HD2
: Used
# MARKS
: Not used
R601
R602
HM-DH30000U
HM-DH25000
HM-DH35000
B
C
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
CLKR
CKE
RAS
CAS
WE
ACLK
AID0
AID1
AID2
AID3
R657
AI_STATUS
10k
AI_FSYNC
AOD0
AOD1
AOD2
AOD3
AO_STATUS
AO_FSYNC
R636
VID0
10k
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VID8
VID9
R635
VIE
1k
VO_ACTIVE
VO_HSYNC
R634
C635
VO_VSYNC
75
47P
PTSCLK
VCLK
R633
1k
VOE
VOD0
VOD1
VOD2
VOD3
VOD4
VOD5
VOD6
VOD7
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDDQ
VDDQ
C607
C608
C609
C610
C623
C624
C625
C626
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
C611
C612
C613
C614
0.1
0.1
0.1
0.1
C615
C616
C617
C618
0.1
0.1
0.1
0.1
C619
C620
C621
C622
0.1
0.1
0.1
0.1
Published in Heiloo Holland
D
E
4-35
4-36
R637
75
C636
47P
R638
75
C637
47P
R639
C638
75
47P
R640
75
C639
47P
R649
75
C648
47P
R641
75
C640
47P
R650
75
C649
47P
R642
75
C641
47P
R651
75
C650
47P
R643
75
C642
47P
R652
75
C651
47P
R644
75
C643
47P
R653
75
C652
47P
R645
75
C644
47P
R654
75
C653
47P
R646
75
C645
47P
R647
75
C646
47P
R648
75
C647
47P
C662
470
/16
C654
0.1
C656
0.1
C655
0.01
C657
0.01
VCC
VSS
VCC
VSS
DQ0
DQ15
DQ0
DQ15
DQ1
DQ14
DQ1
DQ14
VSSQ
VSSQ
VSSQ
VSSQ
DQ2
DQ13
DQ2
DQ13
DQ3
DQ12
DQ3
DQ12
VCCQ
VCCQ
VCCQ
VCCQ
DQ4
DQ11
DQ4
DQ11
DQ5
DQ10
DQ5
DQ10
VSSQ
VSSQ
VSSQ
VSSQ
DQ6
DQ9
DQ6
DQ9
DQ7
DQ8
DQ7
DQ8
VCCQ
VCCQ
VCCQ
VCCQ
LDQM
NC
LDQM
NC
WE
UDQM
WE
UDQM
CAS
CLK
CAS
CLK
RAS
CKE
RAS
CKE
CS
NC
CS
NC
A11
A9
A11
A9
A10
A8
A10
A8
A0
A7
A0
A7
A1
A6
A1
A6
A2
A5
A2
A5
A3
A4
A3
A4
VCC
VSS
VCC
VSS
IC602
IC603
K4S161622D-TC80
K4S161622D-TC80
HY57V161610DTC8
HY57V161610DTC8
C658
0.1
C660
0.1
C659
0.01
C661
0.01
VCC
VSS
VCC
VSS
DQ0
DQ15
DQ0
DQ15
DQ1
DQ14
DQ1
DQ14
VSSQ
VSSQ
VSSQ
VSSQ
DQ2
DQ13
DQ2
DQ13
DQ3
DQ12
DQ3
DQ12
VCCQ
VCCQ
VCCQ
VCCQ
DQ4
DQ11
DQ4
DQ11
DQ5
DQ10
DQ5
DQ10
VSSQ
VSSQ
VSSQ
VSSQ
DQ6
DQ9
DQ6
DQ9
DQ7
DQ8
DQ7
DQ8
VCCQ
VCCQ
VCCQ
VCCQ
LDQM
NC
LDQM
NC
WE
UDQM
WE
UDQM
CAS
CLK
CAS
CLK
RAS
CKE
RAS
CKE
CS
NC
CS
NC
A11
A9
A11
A9
A10
A8
A10
A8
A0
A7
A0
A7
A1
A6
A1
A6
A2
A5
A2
A5
A3
A4
A3
A4
VCC
VSS
VCC
VSS
IC604
IC605
K4S161622D-TC80
K4S161622D-TC80
HY57V161610DTC8
HY57V161610DTC8
F
G
29/11/2016
TO
LAPRAS
BCK
AI_D0
AI_D1
AI_FSYNC
AO_D0
AO_D1
TO
VIDEO IF
VIN[0-7]
VOUT[0-7]
TO
HD DEC
VIN[0-7]
VOUT[0-7]
p10412001a_rev0
H

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