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HCD-RG88
45
45
7-24. SCHEMATIC DIAGRAM – PANEL/CD OPEN/CD SWITCH Boards –
•
See page 28 for Waveform.
•
See page 50 for IC Block Diagram.
• Voltages and waveform are dc with respect to ground un-
der no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
FL601
CN601
TP602
TP603
TP604
TP605
TP606
TP607
TP608
TP609
TP610
TP611
TP612
TP613
TP614
TP615
TP616
TP617
TP618
TP619
TP620
TP621
TP622
TP623
TP624
TP625
TP626
TP627
TP628
TP629
TP630
TP631
TP632
TP633
TP634
TP635
TP636
TP637
TP638
TP639
TP640
TP641
TP642
TP643
TP644
TP645
TP646
TP647
TP648
TP649
TP650
TP651
TP652
TP653
TP654
TP655
TP656
TP657
TP658
TP674
TP675
TP676
TP677
TP678
TP679
TP680
TP701
TP702
TP703
TP704
TP705
TP706
TP707
TP708
TP709
TP710
TP711
TP712
TP713
TP714
TP715
TP716
TP717
TP718
TP719
TP720
TP721
TP722
TP723
TP724
TP725
TP726
TP727
TP728
TP729
TP730
TP681
IC602
C608
C610
D614
Q601
Q602
Q603
X601
NO604
CNS601
Q604
Q605
Q795
Q794
D605
D608
C622
C652
TP601
NO602
C619
C653
S749
D612
D792
D791
D793
S788
S789
S790
S791
NO603
R618
C611
C612
R681
R680
FB603
R749
R795
D604
D606
D607
D795
R660
C620
C618
R613
C609
R614
R611
R606
R607
R821
R822
R823
R824
R820
R819
R825
R646
R645
R647
D610
R792
S792
R800
R799
R798
R788
R789
R790
R791
R751
S751
R779
R662
R663
R661
R655
R656
C712
R657
R658
R659
R654
R652
R653
R817
R818
C623
C629
C628
C627
C626
C625
C624
C711
C651
S787
S786
S785
S784
S782
S783
S779
R780
R781
R782
R783
R784
R785
R786
R787
Q791
Q792
Q793
R601
C613
R626
R627
R628
R629
R630
D794
R612
R682
S780
JW619
JW620
JW621
JW622
C710
IC601
R801
30P
BA3830F-E2
10
50V
10
50V
IIES2
BA1A4M
BA1A4M
BA1A4M
4MHz
8P
8P
BA1A4M
BA1A4M
BA1A4M
BA1A4M
SEL5923A
SEL5923A
4.7
50V
10
50V
6P
47
10V
10
50V
IIES2
SEL5923A
SEL5923A
SEL5923A
6P
10k
10
50V
0.01
680
330
270
150
SEL5923A
SEL5923A
SEL5923A
SLR325VC
1M
0.01
0.01
27k
0.0033
33k
47k
270k
270k
680
680
680
680
680
390
390
100
10k
100
MTZJ-T-72-5.1B
68k
150
150
150
10k
15k
22k
33k
470
470
10k
10k
10k
100
100
0.01
15k
15k
15k
100
10k
10k
1k
1k
0.001
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.1
680
1k
1.5k
1.5k
2.2k
3.3k
4.7k
6.8k
BA1A4M
BA1A4M
BA1A4M
82k
6.8
50V
330
330
330
330
330
SELS5223S
22k
22k
0.01
MB90M407PF-G
-119-BND
220
6
5
4
8
6
0
6
1
73
72
6
9
6
7
7
0
7
1
7
2
7
3
6
8
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
4
2
5
2
6
2
7
2
8
2
9
3
0
1
0
9
8
7
6
5
4
3
2
1
100
99
98
97
96
95
94
71
70
69
68
67
7
9
8
0
77
7
7
93
86
87
88
89
90
91
92
5
2
5
3
5
4
5
5
5
6
7
4
2
3
4
5
6
7
8
9
1
0
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
4
0
4
1
4
4
8
8
8
7
8
6
8
9
9
0
9
1
9
2
9
3
9
4
9
5
9
6
9
7
9
8
9
9
1
0
0
52
53
55
54
56
57
58
59
31
32
33
34
35
36
37
38
39
40
41
43
44
61
60
1
4
9
5
1
4
3
4
8
74
64
65
79
80
66
64
56
54
53
52
51
49
AA1
AA2
AA3
AA1
AA2
AA3
5
7
5
8
5
9
6
6
F1
F1
N
P
N
P
N
P
N
P
F2
F2
F2
N
P
N
P
N
P
N
P
F1
VG
VCC-CPU
VSS-CPU
AV
S
S
AV
C
C
M
D
2
VKK
MD0
V
S
S
-IO
VD
D
-FIP
VG
A+10V
A+10V
A+10V
D+4V
D+4V
GC+4V
P
1
P
2
P
3
P
4
P
5
P
6
P
7
P
8
P
9
P
1
0
P
11
P
1
2
P1
3
P
14
P1
5
P
16
P
17
P
18
P
19
P
20
P
21
P
22
P
23
P
24
P25
P
26
P
27
P
28
P29
P30
P31
P32
P33
P34
P35
P36
P37
P38
P39
P40
VSS-IO
P41
P
4
1
P
40
P39
P
3
8
P
3
7
P
36
P3
5
P
34
P
33
P32
P3
1
P
3
0
P
29
P
2
8
P2
7
P
26
P
2
5
P2
4
P
2
3
P
2
2
P
21
P
2
0
P
19
P
18
P
1
7
P
1
6
P
15
P
14
P
13
P
12
P
11
P10
P
9
P8
P
7
P
6
P
5
P
4
P3
P2
P1
G
1
G
2
G
3
G
4
G
5
G
6
G
7
G8
G
9
G
1
0
G
11
G
1
2
G
13
G
14
G
1
5
FLUORESCENT INDICATOR TUBE
DISC 1 LED
DISC 2 LED
DISC 3 LED
GC DGND
KEY 2
+4V
SPEANA
SIRCS
KEY INT DISPLAY
POWER LED
VF(1)
IIC-DATA
IIC-CLK
KEY INT POWER
VF(2)
VF(1)
VF(2)
A+10V
SPEANA
SPEANA
DISC 1 LED
DISC 2 LED
DISC 3 LED
GC DGND
KEY 2
+4V
VOL 1B
VOL 1A
KEY 1
KEY INT DISPLAY
KEY 0
DGND
EVER +4V
SIRCS
MD2
INT0
INT1
SI0
S00
VCC-CPU
GC DGND
MD0
F01
F02
F03
F04
L+R
VCC
BIAS
GND
RST.C
RST
R01
R02
F06
F05
LINE
NF
IN
LINE
NF
REC
IN
REC
BAND-PASS
FILTER
D-GND
D-GND
D-GND
D-GND
EVER+4V
EVER+4V
EVER+4V
GC-RESET
(FOR CHECK)
TUNER/BAND
CD
TAPE A/B
MD(VIDEO)
GAME
REC
PAUSE/START
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
OPEN/CLOSE
EX-CHANGE
DISC SKIP
DISC 3
DISC 1
DISC 2
DISC 1
DISC 2
DISC 3
LED DRIVE
LED DRIVE
LED DRIVE
REC
PAUSE/START
FLUORESCENT INDICATOR TUBE DRIVER,
KEY CONTROL
TUNER/BAND
CD
TAPE A/B
MD(VIDEO)
GAME
GAME MIXING
SURROUND
SPEAKER MODE
HI-DUB
1G
2G
15G
3G
4G
5G
6G
7G
8G
9G
10G
11G
12G
13G
14G
NO-USE
X1
X0
S
O
FT
-TE
S
T
RESET
N
O
-U
S
E
N
O
-U
SE
LE
D
-R
EC
ALL-BAND
BPF5
B
P
F0
BP
F1
B
P
F2
B
P
F3
B
P
F4
K
EY
2
KEY1
K
EY
0
I2C
-C
LO
C
K
I2
C
-D
A
TA
LED
-D
IS
C
3
LE
D
-D
IS
C1
LED
-D
IS
C
2
LED
-G
AM
E
LED
-C
D
LE
D
-M
D
-V
ID
EO
LE
D
-T
U
N
ER
LED
-TA
P
E
MD1
NO-USE
NO-USE
NO-USE
CD SYNC
VOLUME-A
VOLUME-B
(Page 37)
(Page 47)
Summary of Contents for HCD-RG88
Page 75: ...75 HCD RG88 MEMO ...