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CX-JN331/JPK331
25
25
CX-JN331/JPK331
7-2. BLOCK DIAGRAM – MAIN Section –
OVER LOAD
DETECT
Q441, 442
PROTECT
DETECT
Q485, 487
AMS DETECT
Q327
THERMAL
DETECT
Q483, 484
FEED BACK
SWITCH
Q106
TH441
R-CH
R-CH
R-CH
+
R-CH
R-CH
LOADING/TABLE
MOTOR DRIVE
IC371
3
4
5
CD-MUTING
MP3-STB
FRONT SP RELAY
TU-MUTING
LM-R
LM-F
TM-F
TM-R
R-CH
CD
MIC
CD-MUTING, MP3-STB,
LM-L, LM-R, TM-L, TM-R
MIC DET
• SIGNAL PATH
: CD PLAY
: TAPE PLAY (DECK-A)
: REC
• R-ch is omitted due to same as L-ch.
: TAPE PLAY (DECK-B)
: TUNER
MOTOR/PLUNGER DRIVER
IC602
JK101
R
VIDEO/MD
IN
L
: AUX IN
D481
D201
J801
PHONES
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
+
–
–
+
R
L
JK441
FM/AM TUNER PACK
AM
FM ANT
AM ANT
TUNER-L
TUNER-R
LC72121 CE
CE
R-CH
ANT GND
ANT GND
TUNED
TUNED
STEREO
STEREO
TU MUTE
TU-MUTING
LC72121 DI
DO
LC72121 DO
DI
LC72121 CLK
CLK
CE
TUNED
STEREO
DO
DI
CLK
FM 75
Ω
COAXIAL
BIAS OSC
L101
REC BIAS
SWITCH
Q324
B +9V
BIAS OSC
Q321
ERASE
HRPE1
(REC/PB/ERASE)
(DECK-B)
HP1
(PB)
(DECK-A)
L-CH
R-CH
R-CH
L-CH
R-CH
R-CH
BAND-PASS
FILTER
Q351, 352
+
RY441
–1
–2
PROTECTOR
Q486, 488
POWER ON
MUTING
Q105
STANDBY
SWITCH
Q489
MUTING
Q103
MUTING
CONTROL
Q101, 102
POWER AMP
ON/OFF
Q308
DC
DETECT
Q481, 482
+
+
B+9V
B+9V
POWER ON
MUTING
Q309, 313
CAPSTAN/REEL
MOTOR DRIVE
Q601
PLUNGER DRIVE
(DECK-A)
Q603
M
M
(CAPSTAN/REEL)
(DECK-A)
(DECK-B)
PLUNGER DRIVE
(DECK-B)
Q602
A-HALF
B-SOL
A-SOL
CAPM+
A-MODE
REC (REW)
A-PHOTO
B-PHOTO
B-HALF
B-MODE
REC (FWD)
TAPE MECHANISM
DECK BLOCK
: MIC
(JPK331: Chilean and Peruvian)
(JPK331: Chilean and Peruvian)