Sony CMT-BX5 / HCD-CBX5 Service Manual ▷ View online
HCD-CBX5
HCD-CBX5
33
33
C810
C819
C835
CN802
D805
D806
IC804
LCD801
Q805
Q808
Q810
Q811
R815
R816
R819
R820
R821
R851
R852
R853
R854
R855
R856
R857
R861
R873
R874
R875
R877
R878
R879
R881
R882
R890
S804
S805
S806
S812
D804
D803
R818
S803
S801
R893
R817
R892
D802
Q806
R859
R858
S819
S818
S817
S816
S815
R864
R865
R866
R867
S813
S811
S810
S809
S808
S807
R860
R862
R863
C836
0.1
0.1
1
4P
SLR-325VCT31P
1SS355W
NJL24H400A
RT1N141C-TP-1
2SC3052F
RT1P141C
RT1N141C
1k
470
100
470
1k
1k
2.2k
2.2k
4.7k
10k
22k
47k
2.2k
1k
1k
1k
1k
1k
1k
100
100
0
4.7k
1k
2.2k
2.2k
4.7k
470p
1k
1k
RT1N141C
0
0
DGND
KEY0 RETURN
KEY1
KEY2
DGND
SIRCS
LED STBY
BACK LIGHT
BACK LIGHT 9V
LCD DATA
LCD CLOCK
POWER ON
KEY0
KEY0 RETURN
USB/BT LED
EVER 3.3V
LCD VDD
LIQUID CRYSTAL DISPLAY
REMOTE CONTROL RECEIVER
GND
VCC OUT
D803,804
SELU2B10A-SLF62
SELU2B10A-SLF62
1
13
22k
Q810,811
B+ SWITCH
SLR-325DCT31
LED DRIVE
STANDBY
TUNE -
/CANCEL
DSGX
PLAY MODE/
TUNING MODEL
DISPLAY
-
TUNER/
BAND
CD
AUDIO IN
USB
+
ENTER
TUNE +
VOL -
VOL +
4.7k
2.2k
1k
(LCD BACK LIGHT)
LED DRIVE
LED DRIVE
USB MEMORY
6-20. SCHEMATIC DIAGRAM - PANEL Section -
(Page 25)
(Page 25)
HCD-CBX5
HCD-CBX5
34
34
CN904
JW904
JW909
JW902
JW906
T902
RY901
JW907
T901
F902
JW925
D910
D909
D908
C921
JW952
C914
D913
JW918
D907
C931
JW923
JW920
D911
D914
D912
CN901
D919
D918
JW917
D917
D916
F901
JW922
JW921
JW924
JW919
JW953
JW951
R909
R904
R906
C902
D922
R908
D906
D923
D920
R901
R902
C901
R905
C905
R910
R911
C906
LF901
SUB POWER
TRANSFORMER
MAIN POWER
TRANSFORMER
POWER BOARD
1-873-151-
13, 14
(13, 14)
(AC IN)
K
MAIN BOARD
CN303
K
A
A
K
A
A
LINE FILTER
1
2
∗
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
NOT REPLACEABLE:
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
12
1
Ref. No. Location
• Semiconductor
Location
D906
A-8
D907
C-6
D908
C-6
D909
C-6
D910
C-6
D911
G-7
D912
G-7
D913
G-8
D914
G-8
D916
G-8
D917
G-9
D918
G-9
D919
G-9
D920
E-9
D922
D-6
D923
D-6
6-21. PRINTED WIRING BOARD - POWER Board -
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
(Page 23)
HCD-CBX5
HCD-CBX5
35
35
C901
C905
C914
C921
C931
CN901
D907
D908
D909
D910
D911
D912
D916
D917
D918
D919
D920
D922
D923
R901
R902
R904
R905
R906
R908
R909
R910
R911
RY901
JW909
JW907
JW906
JW904
JW902
D906
T902
T901
F901
F902
LF901
CN904
D913
D914
C906
C902
0.1
0.1
10 50V
1000
16V
0.0047
250V
3P
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N5401
1N5401
1N5401
1N5401
MC2838
1SS355WTE-17
MC2838
22k
22k
4.7k
4.7k
10k
1k
1k
0
0
1SS355WTE-17
T2AL
250V
1N4002B
1N4002B
0.1
0.1
RELAY
GND
ACDET
+B
-B
PROTECT
UNREG
UNREG GND
SUB GND
UNREG SUB
USB UNREG
USB UNREG
SUB POWER TRANSFORMER
BUILT IN TRANSFORMER
∗NOT REPLACEABLE:
MAIN POWER TRANSFORMER
T2AL
250V
250V
(AC IN)
LINE FILTER
12P
6-22. SCHEMATIC DIAGRAM - POWER Board -
(Page 26)
HCD-CBX5
HCD-CBX5
36
36
• IC Block Diagrams
– CD Board –
– CD Board –
IC201 XC6215B152MR
VOUT
5
NC
4
VIN 1
VSS 2
CE 3
+
–
–
ON/OFF
CONTROL
CURRENT
LIMIT
VOLTAGE
REFERENCE
EACH CIRCUIT
ERROR MP
1
2
3
4
5
6
7
8
9
10
11
12
13
13
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVEL
SHIFT
LEVEL
SHIFT
THERMAL
SHUT-DOWN
REGULATOR
REGULATOR
BIAS TRAP
LEVEL
SHIFT
MUTE
LEVEL
SHIFT
D.BUFF
D.BUFF
D.BUFF
GND
IN4
IN4'
BIAS
VCC
VCC
IN3'
IN3
VO3(+)
VO3(–)
VO4(–)
VO4(+)
RESETt
OPIN
VO1(–)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+)
VO2(–)
GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF
D.BUFF
REGULA
TOR
VCC
VCC
1
EN
2
GND
3
FLG
4 IN
5 OUT
GATE
CONTROL
UVLO
THERMAL
SHUTDOWN
CURRENT
LIMIT
FLAG
DELAY
24
23
22
MCU
I/F
TONE CONTROL
L-CH BASS/TREBLE
SURROUND
21
20
25
26
27
28
INR4
LOUT
ROUT
AGND
VCC
REFIN
DA
TA
CLK
DGND
TRER
TREL
NC
BASSL2
NC
INR3
INPUT
SELECTOR
INPUT
SELECTOR
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
MUTE
MUTE
REF
MODE
SELECTOR
VOLUME
VOLUME
INR2
INR1
INL1
INL2
INL3
INL4
IGOUTL
VOLINL
IGOUTR
VOLINR
BASSR1
BASSL1
BASSR2
19
18
17
16
15
1
2
3
5
6
7
8
9
4
10
11
12
13
14
TONE CONTROL
R-CH BASS/TREBLE
VDD 2
OUT 1
GND 3
+
–
VREF
CD
5
NC
4
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
1I/O
VCC
1
14
1C
13
4C
12
4I/O
11
4O/I
10
1O/I 2
2O/I 3
2I/O 4
2C 5
3C 6
GND 7
3O/I
9
3I/O
8
SELECT 11
1
1A 2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
11
IN/1
10
MONIT
OR
13
ST
-BY
4
CH1+
12
NF/1
8
+PRE
9
GND/SUB
2
-VCC
1
-PRE
3
+VCC
5
CH1-
PRE DRIVE
CH1
FINAL DRIVE
CH1
14
NF/2
6
CH2+
15
IN/2
7
CH2-
PRE DRIVE
CH2
FINAL DRIVE
CH2
STANDBY
CIRCUIT
– AMP Board –
IC601 STK433-730S-E
IC401 BA5826SFP-E2
– USB Board –
IC915 R5523N001B-TR-F
– MAIN Board –
IC304 R2S15904SP
IC310 PST3629NR
IC311 BA6956AN
IC321, 322 TC74HC4066AFT (EL)
IC323 TC74VHC157FT (EKJ)
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