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CX-JN3
6-3.
BLOCK DIAGRAM – AMP/POWER SUPPLY Section –
(Chilean, Peruvian, Mexican)
MIC LEVEL
AGC
Q401
VR401
J401
MIC LEVEL
MIC
MIC AMP
MIC AMP
IC401 (1/2)
IC401 (2/2)
J602
L
VIDEO/AUX
R-CH
R
19 A-IN
CD
A
(Page 20)
21 B-IN
PB-OUT
TU
(Page 21)
E
23 C-IN
PB, REC
PB
F
(Page 21)
2 PB1P
REC
28 REC1O
LM-L, LM-R,
TM-L, TM-R
(Page20)
D
DATA, CLK,
S-OUT, LCK
(Page 21)
G
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD
: TUNER
: TAPE PLAY (DECK-A)
: TAPE REC
: AUX IN
: MIC
RESET,
P-DOWN
RESET
RESET SWITCH
C
(Page 20)
Q901
P-DOWN
All manuals and user guides at all-guides.com
MIC, SPEANA
H
(Page 21)
D402
R-CH
FEED BACK
SWITCH
Q643
DBFB CONTROL
Q641
17
BASS BOOST ENHANCER
IC671
+
6
7 VOL-IN
OUT
18
1
INA
OUTA
6
INPUT SELECT,
13
14
7
ELECTRICAL VOLUME
IC601
13
BOOST
FREQUENCY
CONTROL
CONTROL
Q674 – 677
Q671 – 673
8 – 11
5 – 7
BOOST1 –
FREQ1 –
BOOST4
FREQ3
LM-L
14 LM-L
LM-R
BBE CONTROL,
15 LM-R
TM-L
LOADING/TABLE
12 TM-L
MOTOR DRIVE
TM-R
13 TM-R
IC672
(EXCEPT US)
+1.8V (MP3)
RESET SIGNAL
GENERATOR
IC502
D504
+4V
+3.3V
REGULATOR
IC501
RECT
V-STBY
D091, 092
R-CH
R-CH
CURRENT
MIRROR
Q105, 107
PRE DRIVE
CASCADE
Q101, 103
Q109, 111
MUTING
Q181
BIAS
Q117, 119
R-CH
MUTING
OVER CURRENT
CONTROL
DETECT
Q183
Q281
16
2 3 4
+1.8V
VDD
REGULATOR
IC803
VM
+3.3V (CD)
D697
+6.4V (CD)
+4V
+4V
REGULATOR
CD-VM
IC003
B+ SWITCH
VCC
Q023, 024
POWER AMP
VF1
VF2
TO
FLUORESCENT
INDICATOR TUBE
–VFL
POWER TRANSFORMER
(SUB)
PT002 (Chilean, Peruvian)
PT011 (EXCEPT Chilean, Peruvian)
22
22
SWITCHING
+VH
Q231
OUTPUT LEVEL
+
DETECT
Q233, 234
+VL
SWITCHING
+VH
Q232
OUTPUT LEVEL
DETECT
Q235
+VL
FINAL DRIVE
Q121, 123
+
TH101, 102
R-CH
OVER LOAD
DETECT
THERMAL DETECT
+
Q129
Q291, 292
+
R-CH
DC DETECT
Q063, 064
HOLD
Q282
AC DETECT
+
D067, 068
+
HOLD
PROTECT
Q045, 046
Q047
+
+9V
REGULATOR
POWER TRANSFORMER
IC002
(MAIN)
PT001 (Chilean, Peruvian)
PT002 (EXCEPT Chilean, Peruvian)
D691 – 694
VM1
+9V
RECT
REGULATOR
VM2
D019 – 022
IC001
VH1
+VH
RECT
VH2
D009
–VH
TO
VL1
BLOCK
+VL
RECT
VL2
–VL
D010 (Chilean, Peruvian, Mexican)
VSS
D015 – 018 (US, AEP, UK, CIS)
–30V
REGULATOR
Q041, 043
RY001
RELAY DRIVE
Q022
R-CH
J221
PHONES
R-CH
VH1, 2 (AC)
J203
VH1, 2 (AC)
SPEAKER
+
L
–
+
R
–
MUTE, POWER,
HOLD
B
(Page 20)
(Chilean, Peruvian)
S001
VOLTAGE SELECTOR
110 – 120V
220 – 240V
(AC IN)
EXCEPT
Chilean, Peruvian
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