Sony HCD-WZ5 / HCD-WZ50 / MHC-WZ5 Service Manual ▷ View online
29
HCD-WZ5
5-14. IC Pin Function Description
• IC401 M30624MGN-A07FP (SYSTEM CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
O
O
I
I
O
I
O
—
—
I
O
I
O
—
I
—
I
I
I
I
I
O
O
O
O
O
O
O
O
O
—
I
O
—
I
O
O
O
O
I
O
I
I
O
O
I
O
—
—
—
Pin Name
MP3 CS
MP3 LP
MP3 ACK
SIRCS
MP3 DATA OUT
MP3 DATA IN
MP3 CLK
BYTE
CN VSS
XC-IN
XC-OUT
RESET
X-OUT
VSS
X-IN
VCC
NMI
RDS INT
SCOR
AC-CUT
SENS
CD-DATA
CD-CLK
BU PWM 3
XLT
BU PWM 2
XRST
BU PWM 1
IIC-CLK
IIC-DATA
CAN’T USE
SQ-DATA-IN
SQ-CLK
SOFT-TEST
MP3 REQ
MP3 RESET
LD-ON
A-MUTE
CD-POWER
RDS-DATA
ST-MUTE
STEREO
TUNED
ST-CE
ST-DOUT
ST-DIN
ST-CLK
PL-REQ
PL-CLK
PL-DATA
Description
Chip select signal output to the MP3 decoder (IC104)
Latch pulse signal output to the MP3 decoder (IC104)
Acknowledge signal input from the MP3 decoder (IC104)
SIRCS signal input fromthe remote sensor (IC601)
Serial data output to the MP3 decoder (IC104)
Serial data input from the MP3 decoder (IC104)
Serial clock output to the MP3 decoder (IC104)
External data bus width selection terminal
Processor modes switch terminal
Sub clock input terminal
Sub clock output terminal
System reset signal input
Main system clock output terminal
Ground terminal
Main system clock input terminal (16MHz)
Power supply terminal (+3.3V)
NMI input terminal (fixed at “H”)
RDS INT signal input
CD Q-data request signal input
AC cut detection signal input
SENS signal input
Data output to the CD DSP (IC101)
Clock output to the CD DSP (IC101)
PWM 3 signal output
Latch signal output to the CD DSP (IC101)
PWM 2 signal output
Reset signal output to the CD DSP (IC101)
PWM 1 signal output
IIC serial clock output
IIC serial data output
Not used (open)
SUB-Q data input
SUB-Q data clock output
Soft test teminal
REQ signal input from the MP3 decoder (IC104)
Reset signal output to the MP3 decoder (IC104)
Laser power on signal output
Muting signal output to the CD DSP (IC101)
CD power supply control signal output (“H” : on, “L” : off)
RDS data input
Muting signal output to the tuner
Stereo detection signal input from the tuner (“L” : in, “H” : off)
Tuner tuned status signal input from the tuner (“L” : in, “H” : off)
Tuner chip enable signal output to the tuner
Data output to the tuner
Data input from the tuner
Clock output to the tuner
Not used (open)
Not used (open)
Not used (open)
30
HCD-WZ5
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
O
O
I
I
O
O
O
O
I
O
O
—
I
—
O
O
I
I
O
O
O
O
I
I
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
O
O
I
I
I
—
I
—
—
O
Pin Name
VOL-CLK
VOL-DATA
CN CHECK
AMS-IN
TC LINE-MUTE
ALC
TC REC-MUTE
IO-EXP DATA OUT
IO-EXP DATA IN
IO-EXP LAT
IO-EXP CLK
VCC
HEAD-PHONE IN
VSS
STK MUTE
TA MUTE
VOL-A
VOL-B
LED -TUNER/BAND
LED-CD
LED-AROUND PLAY
LED-TAPE A/B
DISPLAY KEY
POWER KEY
LED-MD (VIDEO)
LED-STANDBY
HP MUTE
BACK-LIGHT 3
BACK-LIGHT 2
SW-MUTE
LCD-DATA
LCD-CLK
LCD-ENB
LCD-RS
LOAD-OUT
LOAD-IN
OPEN-SW
CLOSE-SW
A SHUT
B SHUT
A TRG
B TRG
SPEC-IN
AD-KEY2
AD-KEY1
AVSS
VACS IN
VREF
AVCC
LCD RESET
Description
Clock output to the audio signal processor (IC101)
Data output to the audio signal processor (IC101)
Connection check signal input (from DXA-WZ5)
AMS signal input (“L” : in, “H” : off) (from DXA-WZ5)
TC line muting signal output (“H” : on, “L” : off) (to DXA-WZ5)
ALC signal output (“L” : on, “H” : off) (to DXA-WZ5)
TC REC muting signal output (“L” : on, “H” : off) (to DXA-WZ5)
Data output to the I/O expander (IC251, DXA-WZ5)
Data input from the I/O expander (IC251, DXA-WZ5)
Latch signal output to the I/O expander (IC251, DXA-WZ5)
Clock output to the I/O expander (IC251, DXA-WZ5)
Power supply terminal
Headphone detection signal input
Ground terminal
Muting signal output to the power amplifier (to DXA-WZ5)
TA line muting signal output (“H” : on, “L” : off) (to DXA-WZ5)
Encoder signal input from the volume encoder
Encoder signal input from the volume encoder
TUNER/BAND LED control signal output
CD LED control signal output
PLAY LED control signal output
TAPE A/B LED control signal output
DISPLAY key signal input
POWER key signal input
MD (VIDEO) LED control signal output
STANDBY LED control signal output
Headphone muting signal output (“L” : on, “H” : off)
LCD back light 3 LED control signal output (amber)
LCD back light 2 LED control signal output (amber)
Sub woofer muting signal output (“L” : on, “H” : off)
Data output to the liquid crystal display
Clock output to the liquid crystal display
Chip select signal output to the liquid crystal display
RS signal output to the liquid crystal display
Loading motor control signal output
Loading motor control signal output
OPEN switch signal input
CLOSE switch signal input
Reel pulse signal input from the deck A (from DXA-WZ5)
Reel pulse signal input from the deck B (from DXA-WZ5)
Trigger control signal output to the deck A (“H” : on) (to DXA-WZ5)
Trigger control signal output to the deck B (“H” : on) (to DXA-WZ5)
Spec setting terminal
Key input 2 (A/D)
Key input 1 (A/D)
Ground terminal (A/D converter)
VACS signal input
Voltage reference terminal (A/D converter)
Power supply terminal (A/D converter)
Reset signal output to the liquid crystal display
SECTION 6
EXPLODED VIEWS
NOTE:
•
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
•
Abbreviation
AUS
AUS
: Australian model
E2
: 120V AC Area in E model
E3
: 240V AC Area in E model
KR
: Korean model
TW
: Taiwan model
31
HCD-WZ5
The components identified by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
6-1. Front Panel Section
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
1
2
3
4
5
6
CD mechanism deck section
(CDM77B-K6BD47S)
(CDM77B-K6BD47S)
LCD201
#1
including S601
S601
#1
#1
5
5
5
5
7
9
8
11
10
12
13
14
14
15
1
4-244-435-01 KNOB (VOLUME)
2
4-244-423-01 BUTTON (CURSOR)
3
X-4955-278-2 PANEL ASSY, FRONT (E2,E3,KR,TW,AUS)
3
X-4955-279-2 PANEL ASSY, FRONT (AEP,UK)
4
1-687-205-11 ENTER-SW BOARD
5
4-951-620-01 SCREW (2.6X8), +BVTP
6
1-687-207-11 CD-TC-SW BOARD
7
A-4731-875-A PANEL BOARD, COMPLETE
8
1-773-185-11 WIRE (FLAT TYPE)(23CORE)
9
1-687-204-11 BACK-LIGHT BOARD
10
4-244-431-02 SHEET (LCD)
11
4-244-430-01 HOLDER (LCD)
12
A-4732-447-A LCD BOARD, COMPLETE
13
4-244-434-01 PANEL, LOADING
14
3-363-099-11 SCREW (CASE 3 TP2)
15
4-244-441-11 CASE
LCD201 1-805-136-11 DISPLAY PANEL, LIQUID CRYSTAL
#1
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
32
HCD-WZ5
6-2. Chassis Section
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
51
52
53
54
55
56
58
61
59
60
57
not supplied
not supplied
not supplied
not supplied
#1
#1
#1
#1
#1
#1
#1
62
63
51
A-4731-855-A MAIN BOARD, COMPLETE (AEP,UK)
51
A-4731-862-A MAIN BOARD, COMPLETE (E3)
51
A-4733-384-A MAIN BOARD, COMPLETE (E2)
51
A-4733-387-A MAIN BOARD, COMPLETE (AUS)
51
A-4748-128-A MAIN BOARD, COMPLETE (KR)
51
A-4748-130-A MAIN BOARD, COMPLETE (TW)
52
1-827-178-11 WIRE (FLAT TYPE)(5 CORE)
53
1-827-265-11 WIRE (FLAT TYPE)(31 CORE)
54
1-824-905-11 CORD (WITH CONNECTOR)
55
1-693-603-31 TUNER (FM/AM)(E2,E3,TW,AUS)
55
1-693-604-11 TUNER (FM/AM)(AEP,UK)
55
1-693-605-11 TUNER (FM/AM)(KR)
56
1-769-938-11 WIRE (FLAT TYPE)(11 CORE)
(E2,E3,KR,TW,AUS)
56
1-773-002-11 WIRE (FLAT TYPE)(15 CORE)(AEP,UK)
57
1-769-882-11 WIRE (FLAT TYPE)(7 CORE)(E2,E3,AUS)
58
A-4732-448-A WOOFER BOARD, COMPLETE
(E2,E3,KR,TW,AUS)
59
1-824-906-11 CORD (WITH CONNECTOR)
60
3-970-608-01 SUMITITE (B3), +BV
61
A-4731-872-A REGULATOR BOARD, COMPLETE
62
1-687-208-11 HP-AMP BOARD
63
1-500-051-11 BEAD, FERRITE (WITH CASE)(KR,TW,AUS)
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
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