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SCHEMATIC DIAGRAM-5
: +B Line
: Main Signal Line
: AUX Signal Line
: Playback Signal Line
: FM/AM Signal Line
: -B Line
: CD Signal Line
: Record Signal L ine
MAIN CIRCUIT
40mA
R401
10K
JK305
Lch
R310
1K
R233
R43 3
220K
R307
10K
R321
2.7
C3 08
0.047
C217
C218
220K
0.033
50V0 . 15
C312
0.1
AUX
C207
50V 1
MIC=1.3V
CD0dB=1.58V
R 3 01
22K
C3 0 5
1500P
0V((0V))
<0V>
Rch
C223
50V22
R201
10K
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
R305
10K
R218
3.3K
R217
68K
0V((0V))
CLA=276mV
TP302
VOLOUT2
<0V>
65
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
C222
0V((0V))
R302
18K
C306
50V0.1
470P
CP302
<0V>
66
IN2F VIDEO/MD
BUFIN2
BUFNF2
BUFOUT2
R210
1K
0V((0V))
<0V>
<0V>
0V((0V))
C 221
0.056
C220
1000P
RCH
TUNERL
PBR
30%MOD=120mV
CLA=215mV
<0V>
1
67
IN2E TUNER
IN2D TAPE PB
IN2C CD
IN2B EXTIN
IN2A PHONO/AUX
R 2 07
1.5K
0V((0V))
<0V>
0V((0V))
R216
5.6K
TO
TUNER CIRCUIT
(CN101B)ON
SCHEMATIC
DIAGRAM-4
TGND
R209
47K
<0V>
2
3
4
68
AUX SENS 263mV
0V((0V))
7.6V((7.6V))
15V
R 4 10
<7.6V>
69
AVDD
LCH 1K
0V((0V))
DO/ST3
<0V>
70
DGND
0V((0V))
5V((5V))
R 409
80mV
<0V>
<5V>
SD2
47K
71
LATCH
DATA
CLK
5
-7.5V((-7.5V))
0V((0V))
<0V>
5.2V((5.2V))
<5.2V>
7.5V
< -7.5V>
IC303
72
AVSS
6
0V((0V))
0V((0V))
<0V>
<0V>
73
AGND
IC303
M62433AFP
0V((0V))
CLA=276mV
R 454
<0V>
TP301
74
IN1A PHONO/AUX
IN1B EXTIN
IN1C CD
IN1D TAPE PB
IN1E TUNER
IN1F VIDEO/MD
DVDD
10K
ST_DO
AUDIO IC
R456
0V((7.5V))
<7.5V>
4.7K
75
PLLCE PORTB
0V((0V))
SD
R453
4.7K
0V((0V))
<0V>
<0V>
76
AI3D PORTA
1.5K
R 4 07
0V((0V))
0V((0V))
<0V>
PBL
<0V>
77
AUX SENS 263mV BUFOUT1
BUFNF1
0 V((0V))
0V((0V))
<0V>
R416
0.056 0.068
C 421
<0V>
78
0V((0V))
C422
<0V>
470P
79
BUFIN1
15V
+7.5V
0V((0V))
0V((0V))
C420
<0V>
R417
68K
<0V>
1000P
CP301
RCH
80
V OLOUT1
R418
3 .3K
R308
3.3K
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CE2
CE
PLLCE
0V((0V) )
TO
TUNER CIRCUIT
(CN102B)ON
SCHEMATIC
DIAGRAM-4
C423
50V22
2
3
4
<0V>
LCH2
R300
4.7K
R306
1.2K
PLLDA2
PLLDA
R304
22K
C307
1 000P
R309
3.3K
R344
10K
C417
0.033
C418
50V0.15
DO/SD2
DO/ST
5
0.1V
<0.1V>
PLLCK2
PLLCK
D311
1SS355TE17
6
((0.1V))
C301
1000P
Q304
Q304
KTC3875GRTA
0V
((0V))
< 0V>
SWITCHING
(LEVEL 3DAI)
CLA=480mV
CN303
R212
4.7K
R412
4.7K
CDL
CDL
R213
39K
R413
39K
1
A GND
CDR
CDDGND
CD3.3V
2
3
4
5
6
7
8
9
10
11
12
1 3
14
15
1 6
17
18
1 9
20
C D-0dB=1.58V
CDR
R211
2.2K
R411
2.2K
CD3.3V
20mV
CDR
CDL
CD7.5V
PGND
+7.5V
MIC
MIC G
CHG_AD1
SD
CHG_AD2
SPCLK
SPDA T A
CD
MUTEA
PCONT
LVL1/VBASS
CD7.5V
R215
1K
R415
1K
TO
PANEL
CIRCUIT
(CP605) ON
SCHEMATIC
DIAGRAM-7
+7.5V
MIC
CHG_AD1
SD
CHG_AD2
SPCLK
SPDA T A
CD
MUTEA
PCONT
LVL1
CN304
PBL
PBL
PBR
1 0
PBR
9
8
7
6
5
4
3
2
1
AGND
TO
DECK
CIRCUIT
(H1001/W1001)
ON SCHEMATIC
DIAGRAM-8
RECL
RECR
+14V
15V
112mA
DGND
75-700mA
MO10V
MO+B
MOGND
MECA.G
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SCHEMATIC DIAGRAM-6
: -B Line
: +B Line
: Main Signal Line
CN301
PGND
GND2
1
2
3
R249
39
R449
R32 2
270
Q200,Q400
39
C232
3300P
C432
3300P
+7.5V
-7.0V
+7.5V
KTD1304TA
-7.0V
MUTING
4
5
R248
39
R448
39
TO
POWER
CIRCUIT
(CP500) ON
SCHEMATIC
DIAGRAM-9
C313
0.1
C 2 33
50 V 10
C225
50V3 . 3
6
CD7.5V
CD3.3V
SW5V
-VP
LED9V
CD7.5V
CD3.3V
SW5V
C228
16V10
R225
3.3K
R224
15K
7
0V
-2.5V
((0V))
8
<0V>
((-2.5V))
C2 2 9
100P
C2 30
47P
R220
100K
SIG_INR
C224
50V3.3
R219
4.7K
<-2.5V>
-7.4V
Q200
9
10
((-7.4V))
0V((0V))
-VP
LED9V
10V
R221
1K
<-7.4V>
R226
100
C242
50V1
0V
<0 V>
((0V))
<0V>
4
3
2
1
C237
1000 P
11
0V
<0V>
-2.5V
I C302
12
((0V))
((-2.5V))
R323
2.2K
<-2.5V >
Q400
C N 300
R420
100K
R 324
R 325
2.2K
C437
1000P
R421
1K
TGND
2.2K
0V
((0V))
<0V>
5
6
7
8
1
R312
2.2
C4 3 3
50V10
C425
50V3 . 3
0V((0V))
0V(( 0V))
SIG_INL
15V
H_OUT_L
H_OUT_R
15V
<0V>
<0V>
2
3
4
5
6
7
8
9
10
11
12
C4 28
16V10
C429
100P
C430
47P
R426
C442
SIG_INL
SIG_INR
LO_OUT
GND1
R455
10K
100
50V1
C320
0.01
R425
3.3K
R424
15K
C 3 17
50V1
+7.5V
MUTEA
TO
POWER
CIRCUIT
(CP501) ON
SCHEMATIC
DIAGRAM-9
0.1V
((0.1V))
<0.1V>
R452
10K
R327
150K
-2.5V
((-2.5V))
<-2.5V>
Q306
KRA102STA
IC302
M5218AP
R326
68K
C424
50V3.3
R419
4.7K
MUTING CONTROL
BUFFER AMP
Q306
0V
CD
DC_DET
PCONT
CD
((0V))
<0V>
C 3 29
0.1
PCONT
HP_SW
MO10V
R236
2.2K
HP_SW
0V
0.7V
((0V))
((0.7V))
R228
1K
C3 3 0
50V1
<0V>
<0.7V>
-7.0V
Q201
C238
50V0.22
0V
((0V))
<0V>
R360
150K
0V
0.7V
Q309
1.8V
R428
1K
((1.8V))
((0V))
((0.7V))
<0V>
<0.7V>
<1.8V>
LVL1/VBASS
Q 307
Q401
C438
50V0.22
DC_DET
1.7V
((1.7))
<1.7V>
6.8V
0V
R313
39K
R316
15K
5V
((6.9V))
<6.8V>
R361
68K
((0V))
<0V>
((5V))
<5V>
0V
Q309
LEVEL/VBASS
0V
KRA102STA
C331
5 0V4.7
((0V))
(( 0V))
<0V>
<0V>
R436
2.2K
Q201,Q401
MUTING
KTC3199GRTA
5V
((5V))
<5V>
4.1V
((4.1V))
<4.1V>
0V
((0V))
Q311
<0V>
D313
Q352
1SS355TE17
4.1V
((4.1V))
<4.1V>
R 3 17
D3 1 2
VREF+
1K
Q307
KRC111STA
COMPARATOR
RL1N4003S-P
SWITCH
0V
<0V>
10V
((0V))
((10V))
<10V>
Q311
KRC111STA
DC DETECTOR
R349
10K
10V
<10V>
((10V))
Q350
Q352
KRA102STA
R350
1K
DETECT SWITCH
(PCONT)
10V
((10V))
<10V>
Q351
CHG_PLGR
0V
<0V>
((0V))
0V
((0V))
<0V>
Q351
Q350
2SB621ARSTA
(PLUNGER SUPPLY)
C236
0.47
KRC102STA
(PLUNGER)
DRIVER SWITCH
SWITCHING
14
13
12
11
10
9
8
7
6
5
4
3
2
1
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN309
CN302
TO
MOTOR
CIRCUIT
(CN1) ON
SCHEMATIC
DIAGRAM-11
TO
PANEL
CIRCUIT
(CP604) ON
SCHEMATIC
DIAGRAM-7
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