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7-3.
BLOCK DIAGRAM – AMP Section –
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER
BASS BOOST ENHANCER
IC603
OUT-L
(Page 28)
B
1
INA
OUTA
6
R-CH
7
14
13
12
BBE ON/OFF
FREQUENCY
BOOST
CONTROL
CONTROL
CONTROL
Q623
Q614 – 616
Q617 – 620
V-BASS,
18 –24
(Page 28)
C
MDATA, MCLK,
LEVEL
(Page 28)
D
LCD DRIVER
IC001
LIQUID CRYSTAL
DISPLAY
LCD001
OSC
INH, SHIFT SO,
CLK, LCK
(Page 28)
E
ELECTRICAL VOLUME
IC601 (2/2)
28 VOLIN2
OUT 2
25
+
MUTING
BB_A2
27
Q525
BB_B2
26
FEED BACK
SWITCH
Q625
21 22 19
MUTING
CONTROL
BOOST
Q527
CONTROL
Q624
R-CH
D611
39
DI
80
53 O-LCD_DATA
CL
79
54 O-LCD_CLK
CE
78
63 O-LCD_CE
INH
77
76
OSC
C105, R101
LED DRIVE
IC602
SHIFT SO
3
DATA
CLK
LED DRIVE
4 CLK
Q601 – 605
LCK
5 LCK
18 SO
Q10
16
LED DRIVE
IC601
2 DATA
CLK
3 CLK
LCK
4 LCK
Q7
12
SWITCHING
Q618
R-CH
SWITCHING
Q619
R-CH
CURRENT
MIRROR
Q521, 523
PRE DRIVE
CASCADE
FINAL DRIVE
Q517
Q511, 513, 515
Q531, 533
BIAS
+
Q507, 509
R-CH
R-CH
OVER CURRENT
DETECT
Q013
X901
X902
32.768kHz
5MHz
17
18
14
15
SYSTEM CONTROLLER
IC901 (3/3)
34
S311 – 320, 331 – 339,
LED202
STANDBY/ON
LED631 – 635
(DISC INDICATOR 1 – 5)
VOLUME
LED203
i-Bass
TREBLE/MIDDLE
LED204 – 221
(ILLUMINATION)
MULTI JOG
LED251 – 254
(LCD BACKLIGHT)
LED601
(DISC SLOT ILLUMINATION)
29
29
+VH
OUTPUT LEVEL
+
DETECT
R-CH
Q620, 621
+VL
– VH
OUTPUT LEVEL
DETECT
Q617, 622 – 624
– VL
+
OVER LOAD
R-CH
DETECT
Q505
TH501, 502
+
R-CH
HOLD
THERMAL
Q012
DETECT
Q610, 611
+
98
I-HEADPHONE
42
O-POWER
40
I-POWER_DOWN
41
RESET
16
S341 – 344
I-KEY1 – I-KEY3
ROTARY
ENCODER
93 I-RE_VOL
S301
ROTARY
92 I-RE_BAS
BASS
ENCODER
S302
ROTARY
ENCODER
91 I-RE_TRE
S303
ROTARY
ENCODER
94 I-RE_JOG
S304
REMOTE CONTROL
RECEIVER
23 I-RMC
IC603
CX-BK2
M301
(FAN)
M M
FAN MOTOR
DRIVE
Q301 – 303
+
R-CH
JK502
5 SPEAKER
+
L
–
+
R
–
RY501
RELAY DRIVE
Q530
J521
PHONES
THERMAL DETECT
G
(Page 30)
POWER
H
(Page 30)
POWER MONITOR
POWER_DOWN
J
(Page 30)
RESET
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