Read Sony BMZ-K33 / CX-BK33 Service Manual online
CX-BK33
42
42
7-11. SCHEMATIC DIAGRAM – MAIN Board (1/4) –
•
See page 66 for IC Block Diagram.
•
See page 66 for Waveforms.
•
See page 72 for IC Pin Function Description.
R910
R911
R912
R913
R914
R915
R901
R902
R903
R904
R905
R906
R907
R908
R916
R918
R919
R921
R922
R917
R909
C960
C959
C958
C961
C962
C963
R527
R528
R529
R530
R531
C939
C916
C915
R719
R721
R722
R714
R725
R724
R726
R727
R728
R729
R920
R718
R717
R716
R712
R723
R713
R715
R711
R710
R709
R708
R707
R751
R741
R740
R730
R639
R752
R734
R733
R738
R754
R732
R704
R703
R737
R969
D911
R968
C901
IC904
C932
R980
D904
R981
D906
D902
C925
C922
C944
C923
C910
C911
C936
D905
C914
D910
C935
C934
C933
R745
R746
R744
R747
R748
R749
R753
R750
R739
C957
C956
C955
C920
C921
C908
C946
R761
R984
R961
R970
R955
R958
R959
R960
R967
CN905
R940
R941
R942
Q906
C931
Q901
C930
C940
R982
R983
C949
Q902
R923
R924
R925
R926
R927
R928
R929
R930
R931
R932
R933
R934
R935
R936
R937
R938
R939
C945
JR908
IC902
IC905
C943
R985
R987
R986
R988
D907
R989
R990
R991
R992
R763
CN903
CN902
C948
C905
C906
C951
C950
R957
R998
R999
C926
R954
C927
R951
C953
CN999
L901
C919
C918
C917
C913
C912
R766
R764
R762
R760
R952
R953
C952
R731
R947
C928
IC901
R997
X902
X901
R520
R996
R995
C954
R702
C909
R701
R945
R946
R944
Q904
Q905
R943
C924
CN901
100
100
100
100
100
100
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
2.2k
47k
0.001
0.001
0.001
0.001
0.001
0.001
100
100
100
100
100
0.1
0.0022
0.0022
10k
10k
10k
10k
1k
1k
1k
10k
10k
10k
10k
10k
10k
10k
1k
1k
1k
10k
10k
10k
10k
10k
10k
100
1k
1k
1k
1k
2.2k
1k
1k
1k
1k
2.2k
1k
1k
2.2k
27k
1SS355TE-17
1k
100
10V
10V
M62703ML
0.1
4.7k
1SS355
470
1SS355
1SS355
0.1
0.1
0.001
1
18p
22p
100
16V
16V
1SS355
0.1
MA8100-M
0.022
100
16V
16V
22
25V
1k
1k
1k
1k
1k
1k
1k
1k
1k
100p
100p
100p
1
1
0.001
100p
10k
100
4.7k
0
1k
39k
1.5k
220k
100
19P
2.7k
150k
68k
DTC144EKA-
T146
10
50V
DTA114EKA-
T146
0.001
1000
16V
100k
100k
100p
2SC3052F-T
1-LF
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0.1
0
BD4923G
MM1614A
0.001
1k
1k
1k
1k
1SS355
47k
47k
47k
47k
47k
8P
23P
100p
0.001
0.001
100p
100p
0
4.7M
330k
0.001
10k
10
50V
10k
0.022
7P
0
1200p
1200p
1200p
1200p
1200p
2.7k
2.7k
2.7k
2.7k
100k
100k
100p
2.2k
1k
22
25V
-JBT-A
µPD703260YGF-52D
10k
5MHz
32.768KHz
220k
10k
0.0039
47k
1800p
220k
0
10k
2SB1068
2SB1068
0
0.22F
5.5V
27P
FR-GND
FR-VDD(3.3V)
V-STBY
SOL
MOTOR
O-SHIFT_DATA
O-SHIFT_CLK
O-SHIFT_STB
DO
CE
TUNED
STEREO
RDS-CLK
RDS-DATA
LEVEL
HEADPHONE
MUTE
POWER
MCLOCK
MDATA
INH
D-GND
TU-SIG(ECHO_CE)
I2C_CLK
I2C_DATA
USB_ACK
USB_INT
USB_VBUS_ON
O-SHIFT_SO
O-POWER-MONITOR
CD_D-OUT
A-GND
M-GND
+12V
VM_D
EVER3.3V
M1
M2
M3
M6
M7
M8
M9
M10
M11
M12
M13
M14
M15
M16
M17
M18
M19
M20
M21
C1
P1
P2
P3
M5
M22
M23
A5
A6
A8
A9
A2
A1
A7
F5
T5
M20
M18
M16
M14
M12
M10
M
13
M
17
M
21
M
23
M
22
U3
U4
U5
A7
A5
A
6
K1
K2
K3
K4
K5
K6
K7
K1
K2
K3
K4
K5
K6
K7
B1
B2
B3
B4
B5
B6
B2
B1
B3
S1
S2
S3
S
1
S
2
S3
U1
U2
U3
U4
U5
T1
T2
T3
T4
T5
T6
T7
S1
S2
S3
F4
F5
F6
F7
F9
A1
A2
F10
F6
F4
F7
F9
T1
T3
T4
T7
T6
S1
S2
S3
F8
F10
M
19
M8
M6
M3
M1
M
2
M
5
M
7
M
9
M
11
M
15
B5
U
1
U
2
A
8
A
9
C20
C19
C18
C17
C16
C15
C14
C13
C12
C11
C10
C9
C8
C7
C6
C5
C4
C3
C2
B7
B7
P3
P1
P
2
F8
B
6
B
4
C5
C1
C9
C7
C
14
C
16
C
18
C
20
C
19
C
17
C
15
C
13
C
8
C6
C
4
C2
T2
C
10
C
1
1
C1
2
C3
∗
I-SUFIX
AV
REF0
I-USB_ACK
I-D
E
C
K
_
P
A
C
K
O-MDATA
GND
VM
VDD
DATA
CLK
LCK
I-RMC
KEY1
KEY2
KEY3
DI
CL
CE
INH
JOG
VOL
TREBLE
BASS
GND
VDD
SI
SCK
SO
RESET
FLMDCO
I-SW2-B
I-SW1-A
I-D_
SENSOR
I-S
W
3
I-USB_INT
STBY
STBY
O
-M
P
3
R
S
T
O-PWM3
O-PWM2
D+5V
M+12V
M+12V
MGND
MGND
D.SENSOR
SW3
SW1-A
SW2-A
SW2-B
SW4
SW5-A
LOD_POS
LOD_NEG
SLD_POS
SLD_NEG
ELV_POS
ELV_NEG
SW5-B
SLD_E0
SLD_E1
SLD_E2
SLD_E3
ELV_E0
ELV_E1
ELV_E2
ELV_E3
SCOR
SQCK
SENS
SQSO
LDON
CLOK
XLT
DATA
XRST
PWM1
PWM2
PWM3
DGND
MP3STB
MIACK
MIDIO
MP3RST
MP3REQ
MICS
MILP
MICK
D-GND
D-OUT
GND
SOL
MOTOR
END SW
PACK
F.REC
R.REC
PLAY SW
O
-L
C
D
_
C
L
K
O
-L
C
D
_
D
A
TA
O
-L
C
D
_
C
E
I-E
L
V
_
E
3
I-E
L
V
_
E
1
I-S
L
D
_
E
3
B
V
S
S
B
V
D
D
I-S
L
D
_
E
1
O
-E
L
V
_
P
O
S
I-S
W
2
-A
I-S
W
4
O
-L
O
D
_
P
O
S
O
-
S
L
D
_
P
O
S
I-S
W
5
-B
O
-D
A
T
A
I-C
L
O
C
K
I-S
Q
S
O
(
M
U
T
E
_
R
E
Q
)
I-S
Q
C
K
(S
Y
S
_
R
E
S
E
T
)
I-S
E
N
S
(4
C
H
_
C
L
K
)
O
-L
D
O
N
(4
C
H
_
D
A
T
A
1
)
O
-X
L
T
(4
C
H
_
D
A
T
A
2
)
O
-X
R
S
T
O
-M
IC
K
IO
-M
ID
IO
O
-M
P
3
R
E
Q
O
-M
IL
P
O-SLD_NEG
O-LOD_NEG
O-ELV_NEG
I-SLD_E0
I-SLD_E2
I-ELV_E0
I-RE_VOL
I-RE_BAS
I-RE_TRE
I-RE_JOG
I-KEY1
I-KEY2
I-KEY3
I-POWER_MONI
I-LEVEL
I-SW5-A
I_
R
D
S
_
D
A
T
A
I_
R
D
S
_
S
IG
(E
C
H
O
_
C
E
)
A
V
S
S
A
V
R
E
F
1
I-S
T
E
R
E
O
I-T
U
N
E
F
L
M
D
0
V
D
D
R
E
G
C
V
S
S
X
1
X
2
R
E
S
E
T
X
T
1
X
T
2
C
A
N
'T
U
S
E
I-D
E
C
K
_
P
L
A
Y
S
W
I-
D
E
C
K
_
E
N
D
S
W
I-D
O
I-R
M
C
I-S
C
O
R
I2
C
-U
S
B
_
D
A
T
A
O
-M
IC
S
I-D
E
C
K
_
R
R
E
C
I-USB_VBUS_ON
EVSS
EVDD
O-MUTE
O-POWER
I-HEADPHONE
O-SHIFT_CLK
O-SHIFT_DATA
O-SHIFT_STB
O-PLLCE
O-MCLK
I-POWER_DOWN
I-MIACK(I2C_DATA)
O-MP3STB(I2C_CLK)
O-PWM1
(1/4)
BAND-PASS
FILTER
SYSTEM CONTROLLER
(AEP,UK)
∗
(AEP,UK)
R945
4.7k
150k
Q901,906
B+ SWITCH
VOLTAGE DETECT
G
I
O
R
E
S
E
T
N
C
N
C
G
N
D
V
D
D
RESET SIGNAL
GENERATOR
+4V REGULATOR
C
O
N
T
VIN
VOUT
N
O
IS
E
G
N
D
MOTOR DRIVER
CAPSTAN/REEL
DRIVE
PLUNGER
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TAPE MECHANISM
DECK BLOCK
(FOR CHECK)
(AEP,UK)
(AEP,UK)
10k
1M
I-R
D
S
_
C
L
K
/I-M
IC
(E51)
(E51)
(E51)
(E51)
I-D
E
C
K
_
F
R
E
C
I-
E
L
V
_
E
2
I2
C
-U
S
B
_
C
L
K
(Page 39)
(Page 45)
(Page 43)
(Page 37)
(Page 44)
(Page 57)
(Page 44)
(Page 44)
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