Display, Rec Safety/D.cass Sw And Jack Schematic Diagrams - JVC HM-DH30000U Service Manual

D-vhs digital recorder
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4.12

DISPLAY, REC SAFETY/D.CASS SW AND JACK SCHEMATIC DIAGRAMS

5
4
F+
F+
NP
P1
P2
P3
3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
NC
NC
NC
1G
2G
3G
4G
5G
6G
7G
NP
F-
F-
2
DI7001
QFL0078-001
(Ef=3.5Vdc)
D7011
RD9.1ES/B2/
#
#
C7012
2 8 DISPLAY
1
A
B
Note :
D7010
D7008
TP7001
MECHA1
S7015
POWER
TP7002
MECHA2
D7007
S7013
S7014
DISPLAY
TIMER
D7006
S7011
S7012
S-ET
TBC/NR
D7005
S7009
S7010
CH-
CH+
D7004
S7007
S7008
D-VHS
REC SPEED
D7003
S7005
S7006
REW
FF
D7002
S7003
S7004
REC
PAUSE
D7001
S7001
S7002
PLAY
STOP/EJECT
#
#
D7031
(10mm)
C7001
C7008
R7101
0.1
220
/6.3
L7001
SHORT
FR
SHORT
R7006
4.7k
R7007
1k
R7015
1k
R7005
4.7k
R7009
10k
R7002
10k
R7013
33k
D7042
S10
KEY2
R7001
10k
R7014
33k
S11
KEY1
#
#
D7034
S12
STB
#
#
D7033
S13
IC7001
CLK
#
#
D7041
D7032
S14
UPD16315GB-3BS
DIN
#
#
D7035
S15
DOUT
R7003
82k
S16
OSC
VEE
LED4
S17
LED3
S18
LED2
S19
LED1
C7005
33p
C7004
33p
#
#
C7007
C7002
0.1
C7010
C7011
C7003
R7010
0.047
0.047
10
/50
10k
C
D
4-25
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts , refer to the Parts List.
#
J7194
QND00**-***
S IN
#
R7194
82
# #
D7199
#
C7196
0.01
IC7002
GP1U28X
[38kHz]
V.OUT
VCC
GND
C7006
220
/6.3
TO MAIN (SYSCON)
R7016
CN3008
CN7002
SHORT
D-CASS-SW
GND
RC_IN
STB
S_DATA_FRSYS
S_DATA_TOSYS
S_CLK
REC_SAFE
#
#
B7002
BACK_UP_GND
RCU5V
B7001
SHORT
R7044
330
AUDIO MODE
#
#
R7042
TO REG
CN5303
#
#
CN7005
R7041
TBC/NR
AL5V
R7043
GND
330
DC3.5V[-]
-29V
REC_SAFETY
DC3.5V[+]
S7061
QSW0602
FW7001
FW7081
REC_SAFETY
S7063
QSW0695
D.CASS_SW
3 2
REC SAFETY
/D.CASS SW
ALL SWITCHS ARE QSW0381-001 OR QSW0522-002Z.
ALL DIODES ARE 1SS133 OR 1SS270A.
## ARE OPEN.
E
4-26
#
J7191
#
J7192
#
J7193
QNN0371-004
QNN0372-003
QNN0372-002
QNN002*-***
QNN002*-***
QNN002*-***
VIDEO IN
AUDIO[L] IN
AUDIO[R] IN
L7193
R7192
SHORT
#
#
C7192
SHORT
R7193
75
680p
#
C7194
680p
#
L7191
#
L7192
#
R7191
##
75
C7193
##
C7195
#
#
D7191
##
C7191
L7194
SHORT
3 6 JACK
#DIFFERENCE TABLE
R7191
R7193
R7194
C7192
C7194
C7196
L7191
L7192
HM-DH30000
X
X
X
X
X
HM-DH20000
100Ω
100Ω
HM-DH30000U
: Used
: Not used
F
G
p10321001a_rev0
H

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