Sony HCD-MX500I / HCD-MX550I Service Manual ▷ View online
HCD-MX500i/MX550i
HCD-MX500i/MX550i
41
41
(1/4)
CN403
G
BOARD
MAIN
IC B/D
-25.1
-22.7
-22.7
-22.7
-22.7
-22.7
-22.7
-22.7
-22.7
-22.7
-22.7
-22.7
1.5
1.5
3.3
3.1
3.2
0
3.3
6.4
6.4
0
0
0
3.3
3.3
3.3
3.2
-22.7
3.3
-22.9
10k
R625
47
R635
0.01
C625
100
R626
CPH5504-TL-E
Q621
0.01
C627
0.01
C629
100
R627
MC2836-T112-1
D621
0.01
C628
1
C642
RT1P441C-TP-1
Q623
100p
C634
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
PT6302LQ-010
IC621
SG5
SG6
SG7
SG8
SG9
SG10
SG1
1
SG12
SG13
SG14
SG15
SG16
SG17
SG18
SG19
SG20
SG21
SG22
SG23
SG24
SG25
SG26
SG27
SG28
SG29
SG30
SG31
SG32
SG33
SG34
SG35
GR1
GR2
GR3
GR4
GR5
GR6
GR7
GR8
GR9
GR10
GR1
1
GR12
GR13
GR14
GR15
GR16
VEE
VSS
OSCI
OSCO
RSTB
CSB
CLKB
DIN
VDD
P1
P2
AD2
AD1
SG1
SG2
SG3
SG4
47p
C631
0
R631
22k
R634
1000p
C632
100p
C633
0
R630
1k
R629
100p
C635
0
R632
2SC3052EF-T1-LEF
Q622
MC2838-T112-1
D622
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN621
FL/LCD_SCLK
FL/LCD_DA
FL/LCD_CS
FL/LCD_RESET
FL/LCD +7V
FL/LCD_GND
STBY_LED_R
SIRCS
DGND
KEY_2
KEY_1
EVER+3.3V
VOLUME JOG
2
3
5
6
8
7
1
4
9
T621
DC/DC CONVERTER
TRANSFORMER
22k
R633
0.01
C640
2.2
R621
1
7
8
9
10 11 12
5
6
14
19
18
17
13
16
20
15
23 24
27
21
28
26
25
22
31
33
35
30
32
36
34
29
42
44
43
40
37
39
38
41
46
48
47
45
51
49 50
54
4
2
53
ND621
RV621
1
2
3
2.2k
R638
1k
R639
10k
R640
4.7k
R641
0.1
C641
3.3k
R628
JL621
JL622
JL623
JL624
JL625
JL626
JL627
JL628
JL629
JL630
JL631
JL632
JL633
JL634
JL635
JL636
0.022
C623
0
FB621
50V
22
C637
VCC
OUT
GND
PNA4823M02S0
IC622
1
2
3
16V
22
C636
16V
22
C621
100uH
L621
1
2
3
4
4P
CN622
STBY_LED
KEY1
KEY2
GND
2.2k
R622
50V
22
C626
DZ2J062M0L
D623
16V
100
C645
1
C646
P35
P26
7G
P36
P25
8G
P37
P24
9G
P16
P23
10G
P15
P28
11
G
P14
P29
P30
P13
P12
P31
P1
1
P32
P10
P33
P9
P34
P8
P35
P22
P7
P16
P21
P6
P20
P15
P5
6G
P19
P14
P4
7G
P18
P13
P3
8G
P17
P12
P2
9G
P23
P1
1
10G
P24
P10
11
G
P25
P9
5G
P26
P8
4G
P27
P7
3G
P6
P28
P17
2G
P5
P18
P29
1G
P4
P19
P30
2G
P3
P31
P20
3G
P2
P32
P21
4G
P1
P33
P22
5G
P34
P27
6G
52
53
54
55
53
55
54
52
P1
1G
P37
P36
IC621
IC622
REMOTE CONTROL
RECEIVER
VOLUME
ROTARY ENCODER
FL BOARD
FLUORESCENT INDICATOR TUBE
DRIVER
FLUORESCENT INDICATOR TUBE
GRID DRIVE
LED DRIVE
OSC
E
11
3
D
F
8
G
7
I
13
A
10
9
C
4
H
2
6
B
5
1
12
S632
R651
10k
R647
1k
R643
2.2k
S625
R649
2.2k
R645
4.7k
S621
S624
S622
R646
10k
S631
S627
1k
R642
R648
2.2k
R650
4.7k
S628
S623
S629
R644
2.2k
S630
S626
SLR-325VCT31P
D624
1
2
3
4
4P
CN624
STBY_LED
KEY1
KEY2
GND
470
R637
-
+
ENTER
TOOL
MENU
/
FUNCTION
KEY BOARD
STANDBY
DSGX
TUNE -
TUNE +
-1
-2
5-20. SCHEMATIC DIAGRAM - PANEL Section -
• See page 44 for IC Block Diagrams.
(Page 34)
HCD-MX500i/MX550i
HCD-MX500i/MX550i
42
42
B
E
B
E
B E
B E
B
E
C21
R603
R605
R608
R609
R610
C602
C603
C606
Q901 Q902
Q903
Q904
D15
D16
D17
R901
R902
R903
R904
R905
R906
R907
R908
R909
R910
R911
R912
R913
R914
R915
R916
R918
R920
R921
R922
R924
R925
R926
R927
R928
R929
R10
R11
R14
R930
R15
R931
R16
R932
R17
R933
R18
R934
R20
C904
R24
R27
C908
C909
R29
R948
C910
C914
C915
R951
C916
R952
C917
R953
C918
C919
R955
C923
R960
R961
R962
R963
R964
C929
R965
R966
R968
R969
C944
C945
Q601
C950
C954
C956
C959
C960
D906
D907
D910
D911
D913
D914
D922
D923
D927
IC909
C13
C14
C17
C18
C19
G
S
G
S
+
-
1
4
5
8
1
9
1
4
1
3
C
E
C
EC
E
1
3
1
5
2
4
1
5
2
4
1
2
3
18
10
9
1
C20
C22
C23
C24
C25
R604
R606
HT902
HT903
HT905
HT906
EP901
EP902
VR001
C604
C1
FH1
C2
FH2
C4
C5
D1
D2
D3
F1
D602
D603
IC601
L901
TH1
TH2
T603
L904
JW10
JW11
JW12
JW13
JW14
JW15
JW16
JW17
JW18
T031
JW19
JW20
JW21
JW22
JW23
JW26
JW27
JW28
JW29
JW30
D11
D14
CN902
CN904
CN905
HT1
R12
HT2
R13
C902
R22
R23
C905
R25
C906
C907
C913
R2
R3
R4
C920
JW1
JW2
JW3
C930
JW4
JW5
JW6
JW7
JW8
T1
JW9
Q011
Q012
C952
C957
C958
JW907
PH601
PH602
D901
D902
D903
D904
D905
PH11
CN1
FB11
IC904
IC905
IC908
C10
C11
C12
C15
C16
EP1
IC11
MAIN POWER
TRANSFORMER
LINE FILTER
SUB POWER
TRANSFORMER
(CHASSIS)
(CHASSIS)
(CHASSIS)
PH11, 601, 602
(AC IN)
A
K
C
E
M
MAIN BOARD
CN704
I
MAIN BOARD
CN412
J
MAIN BOARD
CN417
1
3
4
2
1-882-117-
POWER BOARD
(EXCEPT US, CND)
(US, CND)
(US, CND)
(US, CND)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
11, 12
(11, 12)
5-21. PRINTED WIRING BOARD - POWER Board -
•
: Uses unleaded solder.
• See page 25 for Circuit Boards Location.
(Page 33)
(Page 33)
(Page 33)
Ver. 1.1
HCD-MX500i/MX550i
HCD-MX500i/MX550i
43
43
MAIN
(2/4)
I
CN412
BOARD
MAIN
(2/4)
J
CN417
BOARD
MAIN
(4/4)
M
CN704
BOARD
IC B/D
IC B/D
IC B/D
5.9
1
0
13.8
2.3
304
4
2.4
2.6
0
2.6
21
0
156.5
161
152
156.1
303.5
0
2.3
304
156.5
161
161
156.1
0
3.6
5.9
1.8
1.1
1
3.9
2.9
1.8
0
1.1
0
9
5
3
3
3
1.2
0
3.3
12.2
9
1
12.3
2.5
2.5
3.8
0.8
6.9
12.2
1
3
CN1
3P
AC_LIVE
AC_NEYTRAL
250V
F1
T5AH
1/2W
2.2M
R2
250V
0.22
C1
250V
0.22
C2
250V
470p
C4
250V
470p
C5
~
~
D3SB60F3
D1
2SC3052EF-T1-LEF
Q601
1k
R22
4.7M
R12
4.7M
R13
150k
R609
1k
R608
330k
R610
470k
R14
0.01
C13
1000p
C14
0.01
C606
1.1uH
FB11
1kV
220p
C22
1kV
220p
C23
800V
0.033
C24
10ERB20-TB5
D14
35V
330
C25
1k
R24
470
R905
UDZW-TE17-15B
D16
10
R27
UDZW-TE17-15B
D15
25V
47
C20
0.1
C19
0
R11
68
R17
100
R16
1000p
C17
UF4005/23
D11
27k
R10
47k
R15
50V
4.7
C16
50V
10
C15
10k
R20
10k
R18
8
7
5
4
3
2
1
MIP2F20MS1SO
IC601
VDD
FB
CL
VCC
DRAIN
SOURCE
SOURCE
ST02D-200TA
D602
470k
R603
0.1
C602
47
R604
10ERB20-TB5
D603
10ERB20-TB5
D901
2200p
C603
1
R606
4.7k
R907
470
R902
47
R906
47k
R909
16V
2200
C906
35V
2200
C907
1k
R910
10k
R911
47k
R912
10k
R913
10k
R915
2SC3052EF-T1-LEF
Q901
2SC3052EF-T1-LEF
Q902
ISA1235AC1-T112-1EF
Q903
0.01
C910
50V
10
C913
C929
0.22
82k
R920
1k
R930
1k
R914
T603
1
5
9
3
6
7
1M
R3
1M
R4
1/2W
1/2W
D2
S2V60-TA
D3
S2V60-TA
18
16
15
14
12
11
10
9
8
7
6
5
4
3
2
1
CXD9841P
IC11
VSENSE
F/B
CT
RT
GND
PROTECT
SS
VC1
OCP
VC2
P-GND
VG-L
VB
VS
VG-H
VD
10
R29
0.22
C21
0.1
C18
10ERB20-TB5
D902
3.3k
R931
4.7k
R932
0.22
C916
820
R918
2SC3052EF-T1-LEF
Q904
10k
R933
0.22
C945
0.22
C944
15k
R605
35V
1000
C920
10k
R948
22k
R921
10k
R922
1k
R934
1k
R953
50V
1
C604
D905
MTZJ-T-77-20A
250V
390
C12
10V
2200
C930
6.3V
1000
C905
470
R916
1
2
3
4
4P
CN904
P-GND
P-GND
+27V
+27V
0.22
C954
0.22
C950
16V
470
C952
1k
R927
4.7k
R929
4.7k
R928
22k
R908
JW5
JW6
TH1
TH2
S
2SK3563(LB2SONY)
Q012
S
2SK3563(LB2SONY)
Q011
VDR001
C11
250V
390
C10
450V
100
33
R25
1
2
3
4
5
SI-3010KFEK
IC905
Vc
Vin
GND
Vout
ADJ
47k
R926
I
O
G
KIA7805API-U/PF
IC908
1
2
3
0.22
C914
50V
10
C957
0.22
C915
10V
220
C958
33k
R924
10k
R925
MM1431CURE
IC909
1
NC
2
A
3
K
4
VREF
PS2561AL1-1-V-W
PH601
PS2561AL1-1-V-W
PH11
PS2561AL1-1-V-W
PH602
10uH
L901
2.2k
R960
3.3k
R966
1k
R961
1k
R964
4.7k
R963
1k
R962
1k
R965
10k
R968
6.8k
R969
JW4
R955
1k
MC2836-T112-1
D913
JW3
JW907
SJPJ-L3VL
D907
1
2
3
3P
CN905
A+9V
A+5V
AGND
1
2
3
4
5
6
7
8
9
9P
CN902
EVER 4V
POW-ON
GND-SUB
AC-DET
P-MONI
+11V
DGND
M+7V
MGND
2W
0.22
R23
T031
3
6
9
7
8
10
1
12
13
11
4
5
1
2
3
4
T1
FMEN-210A
D904
C908
0
C909
0
1
2
3
4
5
IC904
SI-8001FFEK
V-IN
SW-OUT
GND
VOS
SS
10k
R951
4.7k
R952
MC2836-T112-1
D911
47uH
L904
RB751V-40TE-17
D17
C918
0
C919
0
SBT80-06LS-S
D903
D914
DZ2J091M0L
DZ2J062M0L
D927
DZ2J100M0L
D923
DA2J10100L
D922
DZ2J043M0L
D910
D906
DZ2J160M0L
E
EP901
E
EP902
E
EP1
10V
220
C902
0.1
C904
0.1
C923
0.1
C917
0.1
C956
0.1
C959
0.1
C960
1k
R901
1k
R903
100k
R904
(AC IN)
(CHASSIS)
IC601
POWER CONTROL
TRANSFORMER
SUB POWER
ISOLATOR
ISOLATOR
ISOLATOR
IC11
POWER CONTROL
IC909
SHUNT REGULATOR
MAIN POWER
TRANSFORMER
POWER BOARD
IC905
+9V REGULATOR
+5V REGULATOR
IC908
(CHASSIS)
(CHASSIS)
+7V REGULATOR
IC904
SWITCHING
SWITCHING
LINE FILTER
INVERTER
(EXCEPT US, CND)
(US, CND)
(US, CND)
PROTECT DETECT
POWER ON/OFF CONTROL
Q901-903
E
11
J
3
D
F
14
15
8
G
7
I
13
A
10
9
C
4
H
16
2
6
B
5
1
12
17
5-22. SCHEMATIC DIAGRAM - POWER Board -
• See page 44 for IC Block Diagrams. • See page 49 for IC Pin Function Description.
(Page 35)
(Page 35)
(Page 37)
Ver. 1.1
HCD-MX500i/MX550i
HCD-MX500i/MX550i
44
44
• IC Block Diagrams
– BD96/BD96U Board –
IC102 MM3404A15URE
VOUT
3
CE 1
GND 2
VDD
4
+
–
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
IC301 BA5826HFP-E2
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
IC403, 404 TC74HC4066AFT (EL)
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
IC405 TC74VHC157FT (EKJ)
IC406 BD2220G-TR
3
EN (/EN)
1
VIN
2
GND
REGULATOR
VOUT
5
/OC
4
– DAB Board –
IC671 TK11133CSCL-G
– MAIN Board –
IC405, 508, 509, 704 TK11133CSCL-G
IC504 TK11150CSCL-G
IC504 TK11150CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC672 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC502 BD3491FS-SE2
1
B1
20 BCB1
19 BCA1
18 BCA2
19 BCA1
18 BCA2
22 SB2
21 OUT2
24 SB1
23 SR
23 SR
26 VCC
25 OUT1
28 SDA
27 SCL
27 SCL
30 FIL
29 GND
29 GND
17 BCB2
2
B2
3
C1
5
D1
6
D2
4
C2
13
VOL1
14
VOL2
15
TC2
16
TC1
7
E1
8
E2
11
SEL2
12
SEL1
INPUT
SELECTOR
TREBLE/
BASS
BUFFER
VOLUME
INPUT
GAIN
SURROUND
I2C BUS
LOGIC
9
F1
10
F2
32 SDA
31 SCL
31 SCL
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
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