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37
37
HCD-VX222
6-16. SCHEMATIC DIAGRAM – PANEL SECTION –
• See page 21 for Waveforms. • See page 45 for IC Block Diagrams.
C708
C709
R747
R749
R750
R752
R753
R756
C710
C711
R758
C712
C713
R760
C714
C715
R762
C722
C723
C724
C725
C726
C727
C728
C729
C730
C731
C732
C733
R797
R746
R745
S726
R727
R728
R729
R730
R731
R732
R733
R734
R735
R736
R737
S727
S731
S732
S733
S734
S735
S736
S738
S713
R714
R715
R716
R717
R718
R719
R720
R721
S714
S715
S716
S717
S718
S719
S720
S721
R703
R704
R705
R706
R707
R708
R709
R710
R711
S704
S705
S706
S707
S708
S709
S710
R713
R726
S725
R725
S724
S723
R702
R722
R723
R724
C735
C734
JW
706
C720
R765
RES701
C716
C721
S728
S729
S730
S737
C704
C705
R769
R796
R805
R806
C778
C779
R743
R744
R741
R742
JW713
CN714
R755
JW708
C701
C702
R701
R748
CN715
C703
C770
D702
Q702
D716
Q703
D717
D703
Q704
D718
D704
Q705
D719
D705
Q706
D720
D706
D701
Q701
C777
J705
CN174
WIRE701
WIRE704
WIRE702
C736
C737
CN711
D721
FB701
0uH
D713
Q709
Q707
Q708
D707
D709
CN712
S712
R768
R764
R763
R761
R759
R757
WIRE703
R740
S701
C775
D708
CN713
JW712
JW711
C771
R751
C773
C774
R800
C719
D714
R799
C718
C772
C781
D715
R801
R793
C768
C769
R794
C754
R784
C756
R783
R787
C759
C738
R772
C739
R771
R770
Q711
C766
IC702(2/2)
IC702(1/2)
R790
C763
R791
R792
RV703
C762
C761
R789
C760
R788
C758
R776
D712
C746
R777
RV702
C750
R779
R780
R781
C749
C751
C764
R795
C753
R782
C752
R778
C747
C744
R775
C745
R774
R773
C743
C742
C740
C741
IC703
C748
C757
R785
C755
R786
JW704
JW705
C767
JW709
JW
707
C780
J703
J702
S702
C776
R738
C707
C706
JW714
S703
D711
R804
Q712
J701
WRE703
S722
S711
100p
100p
10k
10k
10k
10k
10k
100
100p
100p
100
100p
100p
100
100p
100p
100
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
330
330
330
330
470
560
680
1k
1.2k
1.8k
2.7k
3.3k
4.7k
6.8k
330
470
560
680
1k
1.2k
1.8k
2.7k
470
560
680
1k
1.2k
1.8k
2.7k
3.3k
4.7k
270
270
10k
330
3.3k
4.7k
6.8k
0.01
0.01
0.01
1M
5MHZ
0.022
47
10V
47
10V
0.001
47
47
180
120
0.1
0.1
27k
27k
10k
10k
10k
33
50V
33
50V
270
10k
0.01
0.1
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
SEL223C
DTA124ES
LED
DRIVE
0.1
0.001
0.001
30P
1SS133T
1SS133T
DTC114ES
LED
DRIVE
DTC114ES
LED
DRIVE
DTC114ES
LED
DRIVE
SEL5223S
SEL5923A
13P
100
10k
10k
10k
10k
10k
82
0.01
SEL5223S
10
50V
47k
47
10V
470
10V
10k
68p
1SS133T
47
0.01
10
50V
100p
1SS133T
75
10k
0.01
1k
47p
100k
0.001
1k
47k
220p
100
10V
10k
100
10V
15k
1k
2SC2785
BUFF
ER
10
50V
M5218AFP-T E2
M5218AFP-TE2
180k
2.2
50V
100
100k
50k
100p
47p
10k
2.2
50V
100
0.1
50V
270
RD5.1ESB2
47
10V
120k
50k
0.001
22k
22k
22k
0.068
0.0068
2.2
50V
15k
0.047
15k
1
50V
47k
0.15
0.068
22k
1
50V
22k
22k
0.001
0.068
0.47
50V
0.47
50V
M65850FP
47
16V
0.01
10k
0.22
50V
1k
0.1
0.1
0.1
2.2k
0.001
0.001
SEL5923A
330
DTC 114ES
LED
DRIVE
6
13
14
7
8
9
10
2
1
2
2
2
6
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
7
3
8
3
9
4
0
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
6
1
6
2
6
3
6
4
6
5
6
6
6
7
6
8
6
9
7
0
7
1
7
2
7
3
7
4
7
5
7
6
7
7
7
8
7
9
8
0
6
8
6
7
6
6
6
5
6
4
6
3
6
2
6
1
5
8
5
7
5
6
5
5
5
4
5
3
5
2
5
1
5
0
4
9
4
8
4
7
4
6
4
5
4
4
4
3
4
2
4
1
4
0
3
9
3
8
3
7
6
9
7
0
7
1
7
2
7
3
7
4
7
5
7
6
7
7
7
8
7
9
8
0
6
9
7
0
7
1
7
2
7
3
7
4
7
5
7
6
7
7
7
8
7
9
8
0
3
1
3
2
3
3
3
4
3
0
2
1
2
2
2
6
2
8
2
9
6
7
8
9
10
13
14
17
17
3
5
3
5
*
50V
1
5
10
15
20
25
30
OP2OUT
VCC
CLOCK
REF
OP2IN
LPF2IN
LPF2OUT
GND
CC2
CC1
OP1IN
OP1OUT
LPF1OUT
LPF1IN
NC
NC
ECHO AMP
ECHO LEVEL
IC701
DISPLAY
CONTROL
GND
VF
VP
VF
VF
GND
GAME L
GAME GND
GAME R
POWER ON
VIDEO SW
POWER KEY
DISPLAY KEY
M RESET
REMOTE IN
S BSY
S CLK
S OUT
S IN
NO USE
LED GND
MIC +12V
MIC SIG
MIC GND
HP R
HP GND
HP L
D GND
EVER +5V
+5V(SW)
DISC 1
DISC 2
DISC 3
DISK SKIP
CD SYNC
REC PAUSE/START
EFFECT ON/OFF
P.FILE
ENTER
PLAY MODE
STEREO/MONO
REPEAT
DIRECTION
DISPLAY
TAPE A/B
TUNER/BAND
CD
4
3
2
1
8
7
6
5
(CHASSIS)
(CHASSIS)
(CHASSIS)
K
E
Y
1
K
E
Y
0
V
S
S
A
V
D
D
V
D
D
D
V
D
5
.1
L
E
D
L
E
D
L
E
D
L
E
D
LE
D
L
E
D
L
E
D
L
E
D
N
C
S
2
9
S
2
8
S
2
7
S
2
6
VLOOD
VDD2
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
G
0
G
1
G
2
G
3
G
4
G
5
G
6
G
7
G
8
G
9
G
1
0
G
1
1
S
0
S
1
S
2
S
3
S
4
S
5
S
6
S
7
VDD
VSS
X1
X2
IC
RESET
S
S
S
SBSY
NC
NC
VOL
VOL
NC
NC
HEADPHONE
AVSS
NC
KEY2
FLUORESCENT
INDICATOR
TUBE
FLD1
(CHASSIS)
MD(VIDEO)
TAPE A/B
CD
TUNER/BAND
GAME
I/
VIDEO
OUT
R
L
VIDEO
AUDIO
GAME
VR701
ROTARY
ENCODER
VOLUME
SEN701
NJL64H400A-1
REMOTE
CONTROL
RECEIVER
GAME
G
R
O
O
V
E
GROOVE
KARAOKE PON
KARAOKE PON
EX-CHANGE
OPEN/CLOSE
MOVIE EQ
MUSIC EQ
GAME EQ
TUNER MEMORY
/EDIT
SPECTRUM
+
-
UPD780232GC-031-8BT
MIC
AMP
MIC LEVEL
I/
REC
PAUSE/START
ENTER
VIN1
SW1
VIN2
SW2
GND
VOUT
VCC
VIN3
IC704
NJM2244M
VIDEO
SELECTOR
(CHASSIS)
MIC1
MIC2
*C769
0.1
0.22
E91
EXCEPT
E91
GROOVE
PHONES
INPUT
MD/(VIDEO)
PICTURE EFFECT
BOARD
MAIN
(4/5)
BOARD
VIDEO
CN701
(Page 32)
(Page 41)
CN301