Advertisement
Q Q
3 7 6 3 1 5 1 5 0
6-2.
BLOCK DIAGRAM – MAIN Section –
JK101
L
VIDEO/MD
IN
R
R-CH
CD
(Page 22)
A
FM/AM TUNER PACK
FM 75Ω
FM ANT
TUNER-L
COAXIAL
TUNER-R
R-CH
ANT GND
DO
AM ANT
LC72121 DI
DI
AM
LC72121 DO
CLK
ANT GND
LC72121 CLK
CE
LC72121 CE
TUNED
TUNED
STEREO
STEREO
TU-MUTING
TU MUTE
L-CH
HP1
(PB)
(DECK-A)
R-CH
R-CH
L-CH
HRPE1
R-CH
R-CH
(REC/PB/ERASE)
(DECK-B)
ERASE
T E
L
1 3 9 4 2 2 9 6 5 1 3
REC/PB
SWITCH
IC201,
Q322, 323
CD-MUTING, MP3-STB,
LM-L, LM-R, TM-L, TM-R
(Page 22)
B
FRONT SP RELAY
C
(Page 24)
85
83 86 84 67 68
w w w
.
63 MD L
TONE OUT1
37
36 VIN1
VOL OUT1
33
1 CD L
61 TUNER L
INPUT SELECT,
3 TAPE L
TONE CONTROL,
ELECTRICAL VOLUME
IC101
SAOUT1
56
AMS OUT
40
7 PB OUT1
REC OUT1
15
9 TAPE A1
11 TAPE B1
19
18
REC BIAS
AMS DETECT
SWITCH
B +9V
Q324
BIAS OSC
BIAS OSC
L101
Q321
LOADING/TABLE
MOTOR DRIVE
IC371
6
7
TU-MUTING
11 Q5
CD-MUTING
10 Q4
Q6
12
LM-F
14 Q8
LM-R
13 Q7
TM-F
16 Q10
TM-R
15 Q9
17 Q11
3 4 5
MP3-STB
87
91 88
x
a o
y
i
http://www.xiaoyu163.com
8
LINE AMP
IC102
R-CH
R-CH
FEED BACK
POWER ON
MUTING
SWITCH
MUTING
Q103
Q106
Q105
R-CH
R-CH
B+9V
+
R-CH
D201
MUTING
CONTROL
Q101, 102
BAND-PASS
FILTER
Q327
Q351, 352
Q
Q
3
7
6
3
MOTOR/PLUNGER DRIVER
18 SO
11 MP3-STB
3 DATA
4 CLOCK
5 LCH
69
24
18
19
75
u 1 6 3
SYSTEM CONTROLLER
IC601 (2/3)
.
23
23
http://www.xiaoyu163.com
2
4
9
9
8
POWER
AMP
IC441
+
STANDBY
OVER LOAD
DC
SWITCH
DETECT
DETECT
Q489
Q441, 442
Q481, 482
D481
LEVEL
SHIFT
THERMAL
+
Q490, 491
DETECT
Q483, 484
TH441
POWER ON
MUTING
B+9V
Q309, 313
POWER AMP
PROTECT
ON/OFF
DETECT
Q308
Q485, 487
+
D207
D206
1
5
1
5
0
8
9
2
4
+
TAPE MECHANISM
DECK BLOCK
IC602
CAPSTAN/REEL
CAPM+
M M
MOTOR
8
MOTOR DRIVE
Q601
(CAPSTAN/REEL)
PLUNGER DRIVE
A-SOL
SOL-A
6
(DECK-A)
Q603
(DECK-A)
PLUNGER DRIVE
B-SOL
SOL-B
7
(DECK-B)
Q602
(DECK-B)
A-HALF
A-MODE
I-TAPE A STAT
22
REC (REW)
B-HALF
m
B-MODE
I-TAPE B STAT
23
REC (FWD)
c o
I-REEL A IN
70
A-PHOTO
I-REEL B IN
71
B-PHOTO
CX-JS77
2
9
9
–1
+
L
JK441
–
SPEAKER
–2
IMPEDANCE
+
USE 6 – 16Ω
R
–
RY441
PROTECTOR
Q486, 488
J801
PHONES
9
8
2
9
9
FAN MOTOR
M901
M M
DRIVE
(FAN)
Q310
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER
: CD PLAY
: TAPE PLAY (DECK-A)
: TAPE PLAY (DECK-B)
: REC
: AUX IN
Advertisement
