Sony CX-BK1 - Block Diagram - AMP Section

CX-BK1
3333
8-3. BLOCK DIAGRAM – AMP Section –
J521
POWER
THERMAL DETECT
POWER MONITOR
RY501
R-CH
PHONES
+
–
–
+
R
L
M301
(FAN)
R-CH
R-CH
– VL
–VP +VP
– VH
OVER LOAD
DETECT
Q505
THERMAL
DETECT
Q610, 611
OUTPUT LEVEL
DETECT
Q617, 622 – 624
ROTARY
ENCODER
S301
OVER CURRENT
DETECT
Q013
RELAY DRIVE
Q530
BIAS
Q507, 509
FEED BACK
SWITCH
Q625
FINAL DRIVE
Q531, 533
SWITCHING
Q619
SWITCHING
Q618
FAN MOTOR
DRIVE
Q301 – 303
+
+
R-CH
R-CH
+
HOLD
Q012
+
+
TH501, 502
R-CH
R-CH
R-CH
CASCADE
Q511, 513, 515
PRE DRIVE
Q517
MUTING
Q525
+
MUTING
CONTROL
Q527
CURRENT
MIRROR
Q521, 523
FREQUENCY
CONTROL
Q614 – 616
BBE ON/OFF
CONTROL
Q623
R-CH
D611
+VL
+VH
OUTPUT LEVEL
DETECT
Q620, 621
1
7
6
BASS BOOST ENHANCER
IC603
ELECTRICAL VOLUME
IC601 (2/2)
INA
BBE
14
VREF
12
GOUT
OUTA 25OUT 2
27BB_A2
26BB_B2
28 VOLIN2
13
GIN
BOOST
CONTROL
Q617 – 620
BOOST
CONTROL
Q624
+
R-CH
OUT-L
V-BASS,
18 –24
21
DATA
22
CLOCK
LEVEL MCLK MDATA
19
SAOUT
39
O-MUTE
98
I-POWER_MONI
42
I-HEADPHONE
40
O-POWER
23 22 21 24 20 19 18
LCK
CLK
SHIFT SO
LED631 – 635
(DISC INDICATOR 1 – 5)
V-BASS
G
(Page 34)
H
(Page 34)
J
(Page 34)
B
(Page 32)
C
(Page 32)
MDATA, MCLK,
LEVEL
D
(Page 32)
INH, SHIFT SO,
CLK, LCK
E
(Page 32)
MM
• SIGNAL PATH
: TUNER
• R-ch is omitted due to same as L-ch.
76
79
78
80
LIQUID CRYSTAL
DISPLAY
LCD001
67 – 70 1 – 65
COM1 – COM4 S1 – S65
OSC
C105, R101
LCD DRIVER
IC001
OSC
16
6 – 15
Q0 – Q9
Q10
DI
CL
CE
77
3
INH
DATA
4
CLK
5
LCK
53
O-LCD_DATA
54
O-LCD_CLK
63
O-LCD_CE
18
SO
93
I-RE_VOL
2
DATA
3
CLK
4
LCK
INH
S311 – 320, 331 – 339,
S341 – 344
17 18
X901
32.768kHz
XT1 XT2
14 15
X902
5MHz
X1 X2
23
I-RMC
REMOTE CONTROL
RECEIVER
IC603
LCK
CLK
LED203
LED DRIVE
IC602
i-Bass
34
STBY
LED202
STANDBY/ON
VOLUME
ROTARY
ENCODER
S302
92
I-RE_BAS
BASS
ROTARY
ENCODER
S303
91
I-RE_TRE
TREBLE/MIDDLE
ROTARY
ENCODER
S304
94
I-RE_JOG
MULTI JOG
LED204 – 221
(ILLUMINATION)
12
6 – 11
Q1 – Q6
Q7
97 – 95
I-KEY1 – I-KEY3
LED251 – 254
(LCD BACKLIGHT)
13, 14
Q8, Q9
LED601
(DISC SLOT ILLUMINATION)
LED DRIVE
IC601
41I-POWER_DOWN
16RESET
POWER_DOWN
RESET
SYSTEM CONTROLLER
IC901 (3/3)
LED DRIVE
Q601 – 605
5 SPEAKER
JK502