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A
B
HI-FI SCHEMATIC DIAGRAM
(SYSCON PCB)
8
7
6
5
4
3
2
1
A
B
G-13
C
D
C5521
R5518
0.22 B
3.3K
C5514
0.1 F
R5512
NC
2.2
2.1
3.9
2.7M
48
47
C5506
0.1 F
DEM_BLK
C5508
3.9
C5507
0.1 F
0.1 F
INPUT
VCA
3.8
R5503
STEREO
FILTER
5.4
10M
SAP
DEMOD
2.9
23
R5526
C5516
AUDIO_OUT_R
4.6
2.2K
16V
10
KA
C5509
W818
2.0
50V
2.2
KA
0
ST_SELECT
1.8
22
R5525
C5552
AUDIO_OUT_L
AMP
4.5
L5506
2.2K
16V
10
KA
P.CON+9V
RFC
C5510
9.0
100uH
HIFI AUDIO
0305
/HEAD AMP/DEM IC
NC
DET
16V
47
KA
IC5501
4.6
AN3662FBP
NC
0.2
C5512
NORMAL_A
NOISE REDUCTION
2.6
16V
10
KA
R5501
C5513
Y/C_AUDIO
1.1
15K 1/4W
0.1 F
R5502
0.7
5.6K
0.4
C5556
1
2
0.001 B
2.6
0.1
2.6
NC
NOTE:
THE DC VOLTAGE AT EACH PART WAS
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
MEASURED WITH THE DIGITAL TESTER
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
DURING PLAYBACK
C
D
E
F
C5561
100P
C5560
CH
100P
CH
NC
0
2.4
1.8
0.3
0
5.2
0
0
1.8
0
2.6
0.7
2.6
46
45
44
43
42
41
40
39
38
37
36
35
34
33
ZZ-PROM
PILOT
LOGIC
2.6
DET
MUTE VCO-F0
75uS
CTL
ADJ
SL
DE-EMPH
2.6
LOGIC
PLL
S/N
LPF
SW12
2.0
L.R
PNR RCH
DEMOD
SW NOISE
PB
REC
SW21
2.0
(L.R)/SAP
RCH
SW9
SWITCH
VCO
AUDIO
3.9
MUTE
FROM 1PIN
LIMIT
REC LPF
R
SW18
BS
PC
PB LPF
3.5
HPF
AMP
SW19
HIFI
L
R
NOISE
MIX
DET
0
RCH BPF
MUTE
SW16
FM UM
LINER
L
SW10
SW
5.3
MIX
LCH BPF
SW17
HIFI
HOLD
L
R
BS
0
TIMING
PC
PB LPF
FROM 3PIN
L
0
SAP
MIX
CURR
AUDIO
LIMIT
AMP
-
SW14
R
0.7
SW22
SW4
-
SW NOISE
+
SW2
0
PNR LCH
DBX
S/N
MIX
DET
2.7
SW15
C5546
H
L
REC LPF
AGC
INPUT_SW(L)
2.6
0.015 B
MATRIX
LCH VCO
SW11
L
R
INPUT_SW(R)
2.6
C5548
VREF1
0.7
16V
10
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0.1
2.2
2.6
2.0
0.4
0
0.1
0
2.2
2.6
0
0.1
2.6
NC
C5535
R5524
R5523
1
B
120K
0.5
120K
R5513
0
8.8
1K 1/4W
BUFFER
Q5501
2SC2412K
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
E
F
G
FROM/TO IN/OUT
AUDIO_OUT_L
AUDIO_OUT_R
FRONT_A_IN_L
FRONT_A_IN_R
REAR_A_IN_L
REAR_A_IN_R
C5540 0.015 B
C5541 0.22 B
TP5501
NC
HIFI ENV
D5501
TO SOUND AMP
V.REC_ST_H
1SS133
AUDIO_OUT_R
HIFI_ENV
AUDIO_OUT_L
C5549 0.1 F
HIFI_H.SW
FROM/TO Y/C/AUDIO/HEAD AMP
C5542 0.1 F
TU2_AUDIO
FSC
C5543
HF1
0.01 F
NORMAL_A
Y/C_AUDIO
C5544
HF2
0.01 F
HF_COM
C5545
FROM/TO MICON
0.1 F
C5551
V.REC_ST_H
HIFI_ENV
C5547
0.1
F
HIFI_H.SW
16V
10
KA
SCL
C5550
SDA
KA
6.3V
47
ST_SELECT
KA
VCR_A_MUTE
FROM POWER
P.CON+5V
P.CON+9V
GND
G
H
8
7
6
5
4
3
2
PCB010
VMA245
1
H
G-14
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