Sony HCD-EX600 / HCD-EX700 / HCD-EX900 / MHC-EX600 / MHC-EX700 / MHC-EX900 Service Manual ▷ View online
HCD-EX600/EX700/EX900
49
Pin No.
Pin Name
I/O
Description
1
O-CD-RST
O
System reset signal output for the CD-MP3 processor
2
O-CD-DI
O
Serial data output for the CD-MP3 processor
3
O-CD-CE
O
Chip enable signal output for the CD-MP3 processor
4
O-USB-RST
O
System reset signal output for the USB control
5
O-DIMMER
O
Volume LED dimmer control signal output
6
I2C-FUNC-DATA
O
Serial data output for the electrical volume
7
I2C-FUNC-CLK
O
Serial data transfer clock signal output for the electrical volume
8
I2C-TU-DATA
O
Serial data output for the AM/FM DET
9
I2C-TU-CLK
O
Serial data transfer clock signal output for the AM/FM DET
10
O-VOL-LED
O
Volume LED ON/OFF signal output
11
I-RST
I
Reset signal input (L: reset)
12
Sub Clock
(32.768kHz)
I
Sub system clock signal input (32.768 kHz)
13
Sub Clock
(32.768kHz)
O
Sub system clock signal output (32.768 kHz)
14
VSS1
—
Ground
15
Main Clock(20MHz)
I
Main system clock signal input (20 MHz)
16
Main Clock(20MHz)
O
Main system clock signal output (20 MHz)
17
VDD1
—
Power supply pin (+3.3 V)
18
I-CD-OP/CL
I
Disc tray close/open detection signal input/headphones with/without detection signal input
from the CD mechanism deck
from the CD mechanism deck
19
I-MODEL
I
Model setting pin
20
I-SUFFIX
I
Destination setting pin
21
I-SIGNAL-LEVEL
I
Audio level detection signal input
22
I-LED-LEVEL
I
Volume LED level detection signal input
23
I-VACS
I
VACS level detection signal input
24 to 26
I-KEY2 to I-KEY0
I
Key signal input (A/D input)
27
I-PROTECT-F
I
Fast protection detection signal input (L: abnormal, H: normal)
28
I-AC-CUT
I
AC cut detection signal input
29
I-RMC(SIRCS)
I
Remote control signal input from the remote control signal receiver
30
O-FAN-LOW-SPEED
O
Fan speed control signal output
31
O-FR-RELAY
O
Speaker relay ON/OFF signal output (HCD-EX900)
32
O-SW-MUTE
O
Subwoofer ON/OFF signal output (HCD-EX900)
33
O-AMP-RST
O
Amplifi er reset signal output
34
I-V2-MONI
I
V2 power supply monitor signal input
35
I-PROTECT-S
I
Standard protection detection signal input (L: abnormal, H: normal)
36
O-HP-MUTE
O
Headphones mute ON/OFF signal output (L: mute OFF, H: mute ON)
37
O-MAIN-ON
O
Main power supply ON/OFF control signal output
38
O-SUB-ON
O
Sub power supply ON/OFF control signal output
39
O-VBUS-ON
O
VBUS power supply ON/OFF control signal output
40
I-VBUS-OCP
I
VBUS overcurrent detection signal input (L: abnormal, H: normal)
41
I-RDSI
I
RDS detection signal input
42
O-STBY-SW
O
Power supply control at standby mode
43
O-LCD-LED
O
LCD back light LED ON/OFF control signal output
44
NC
—
Not used. (Open)
45 to 53
SEG0 to SEG8
O
Segment drive signal output for the liquid crystal display panel
54
VDD2
—
Power supply pin (+3.3 V)
55
VSS2
—
Ground
56 to 79
SEG9 to SEG32
O
Segment drive signal output for the liquid crystal display panel
80 to 82
LCD V3 to LCD V1
—
Bias power supply for the liquid crystal display panel
83 to 86
COM3 to COM0
O
Common drive signal output for the liquid crystal display panel
87
O-CD-M–
O
CD motor drive (–) signal output for the CD mechanism deck
88
O-CD-M+
O
CD motor drive (+) signal output for the CD mechanism deck
89
VSS3
—
Ground
90
VDD3
—
Power supply pin (+3.3 V)
91
O-CD-ON
O
Digital power supply control signal output for the CD-MP3 processor
92
O-USB-SLEEP
O
Sleep control signal output for the USB control
93
O-USB-TXD
O
USB TX signal output for the USB control
94
I-USB-RXD
I
USB RX signal input from the USB control
PANEL BOARD (1/3) IC302 LC87F7DJ2CVU-QIP-H (SYSTEM CONTROL)
HCD-EX600/EX700/EX900
50
Pin No.
Pin Name
I/O
Description
95 to 97
DGBP0 to DGBP2
I
For debagger pin
98
O-CD-CL
O
Clock signal output for the CD-MP3 processor
99
I-CD-DO
I
Serial data input from the CD-MP3 processor
100
O-CD-M-MUTE
O
CD motor drive ON/OFF mute control signal output for the CD motor/coil driver
51
HCD-EX600/EX700/EX900
SECTION 6
EXPLODED VIEWS
1
4-263-388-01 CASE (L), SIDE
2
3-363-099-32 SCREW (CASE 3 TP2)
0 3
1-834-966-41 POWER-SUPPLY CORD
4
4-263-389-01 CASE (R), SIDE
5
4-263-387-11 PANEL, BACK (EX900)
5
4-263-387-21 PANEL, BACK (EX600: RU/EX700)
5
4-263-387-51 PANEL, BACK (EX600: AEP)
6
3-703-244-00 BUSHING (2104), CORD
7
1-457-369-12 CORE, FERRITE (EX700/EX900)
FAN701 1-855-006-11 FAN, DC
#1
#1
7-685-647-71 SCREW +BVTP 3X10 TYPE2 IT-3
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet’s Color
• Abbreviation
RU
RU
: Russian model
6-1. OVERALL SECTION
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
A
A
1
3
5
6
7
4
2
2
2
2
front panel section
top panel section
chassis section
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
not supplied
not supplied
not supplied
(TUNER board)
(TUNER board)
not supplied
not supplied
FAN701
52
HCD-EX600/EX700/EX900
6-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
4-264-672-01 CUSHION (FOOT)
52
4-263-494-01 KNOB (VOL) (EX700/EX900)
52
4-263-494-11 KNOB (VOL) (EX600)
53
4-263-426-11 WINDOW (EX900)
53
4-263-426-31 WINDOW (EX700)
53
4-263-426-51 WINDOW (EX600)
54
X-2560-700-3 PANEL SUB ASSY, FRONT (EX700/EX900)
54
X-2560-702-3 PANEL SUB ASSY, FRONT (EX600)
55
1-839-177-21 CABLE, FLEXIBLE FLAT (7 CORE)
56
A-1800-424-A PANEL BOARD, COMPLETE (EX900)
56
A-1800-427-A PANEL BOARD, COMPLETE (EX700)
56
A-1800-430-A PANEL BOARD, COMPLETE (EX600: AEP)
56
A-1800-431-A PANEL BOARD, COMPLETE (EX600: RU)
57
3-087-053-01 +BVTP2.6 (3CR)
58
1-839-169-21 CABLE, FLEXIBLE FLAT (21 CORE)
59
1-832-875-21 CABLE, FLEXIBLE FLAT (21 CORE) (EX600)
59
1-839-178-21 CABLE, FLEXIBLE FLAT (21 CORE) (EX700)
59
1-839-179-21 CABLE, FLEXIBLE FLAT (23 CORE) (EX900)
Note: If the wire (fl at type) was replaced, fold it some as the
wire (fl at type) before replacement.
51
52
53
54
55
57
57
56
57
58
59
not supplied
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