Sony CMT-NE5 / HCD-NE5 Service Manual ▷ View online
30
HCD-NE5
IC303
BH15FB1WG
THERMAL
PROTECTION
VOLTAGE
REFERENCE
CONTROL
BLOCK
OVER CURRENT
PROTECTION
VIN
+
−
1
GND
2
STBY
3
NC
4
V
OUT
5
– MAIN Board –
IC302
BD3881FV
28
REC1O
27
REC1N
26
REC2N
25
REC2O
24
INC2
23
INC1
22
INB2
21
INB1
20
INA2
19
INA1
18
OUT1
17
BAS1
16
OUT2
15
BAS2
BASS
BASS
13
CONT
14
VEE
12
VDD
11
TRE2
10
TRE1
TREBLE
TREBLE
7
VOLIN1
8
VOLIN2
9
GND
VOLUME
VOLUME
6
PB1O
LOGIC
CONTROL
5
PB2O
4
PB2N
1
PB1N
2
PB1P
3
PB2P
31
HCD-NE5
CONTROL BOARD IC801 LC876980B-52T3-E (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
MI-ACK
I
Acknowledge signal input from the MP3 decoder
2
MP3-RST
O
Reset signal output to the MP3 decoder
3
MP3-REQ
I
Request signal input from the MP3 decoder
4
MI-CS
O
Chip select signal output to the MP3 decoder
5
MI-LP
O
Serial data latch pulse output to the MP3 decoder
6
MP3-STB
O
Standby control signal output to the MP3 decoder
7
XTCN
O
Oscillation circuit control signal output to the CD DSP
“H”: auto oscillation, “L”: oscillation off
“H”: auto oscillation, “L”: oscillation off
8
X-RST
O
Reset signal output to the CD DSP
9
XLT
O
Serial data latch pulse output to the CD DSP
10
SCOR
I
Subcode sync (S0+S1) detection signal input from the CD DSP
11
RESET
I
Reset signal input from the reset switch “L”: reset For several hundreds msec. after the power
supply rises, “L” is input, then it changes to “H”
supply rises, “L” is input, then it changes to “H”
12
I-XT1
I
Sub system clock input terminal (32.768 kHz)
13
O-XT2
O
Sub system clock output terminal (32.768 kHz)
14
VSS1
—
Ground terminal
15
XIN
I
Main system clock input terminal (10 MHz)
16
XOUT
O
Main system clock output terminal (10 MHz)
17
VDD1
—
Power supply terminal (+3.2V)
18
I-POWER_
MONITOR
MONITOR
I
Power monitor input terminal
19
MODEL DETECT
I
Model destination setting terminal
20
KEY1
I
Front panel key input terminal (A/D input)
21
AREA
I
Model destination setting terminal
22
VOL_ENCODER
I
Dial pulse input of the rotary encoder (for VOLUME control)
23
I_POWER_DOWN
I
Power down detection signal input terminal “L”: power down, normally : “H”
24
TA-SW
I
Cassette in/out detect switch signal input from the tape mechanism deck “L”: cassette in
25
RDS-DATA
I
RDS serial data input from the FM/AM tuner unit (AEP, UK models only)
26
RDS-CLK
I
RDS serial data transfer clock signal input from the tuner unit (AEP, UK models only)
27
KEY0
I
Front panel key input terminal (A/D input)
28
F-DATA
O
Serial data output to the electrical volume
29
RMC_IN
I
Remote control signal input from the remote control receiver
30
NC VREF
—
Not used
31 to 42
G1 to G12
O
Grid drive signal output to the fluorescent indicator tube
43 to 45
S1 to S3
O
Segment drive signal output to the fluorescent indicator tube
46
VDD3
—
Power supply terminal (+3.1V)
47 to 50
S4 to S7
O
Segment drive signal output to the fluorescent indicator tube
51
VP
—
Power supply terminal (–29V)
52 to 60
S8 to S16
O
Segment drive signal output to the fluorescent indicator tube
61 to 65
NC
—
Not used
66
CD OPEN
I
CD lid open/close detection switch input terminal
•
IC Pin Function Description
32
HCD-NE5
Pin No.
Pin Name
I/O
Description
67
TA END SW
I
END switch signal input from the tape mechanism deck
68
TA PLAY SW
I
PLAY switch signal input from the tape mechanism deck
69
NC
—
Not used
70
TU STEREO
I
FM stereo detection signal input from the FM/AM tuner unit
71
TU TUNED
I
Tuning detection signal input from the FM/AM tuner unit
72
VDD4
—
Power supply terminal (+3.1V)
73
TU CE
O
Chip enable signal output to the FM/AM tuner unit
74
TU CLOCK
O
serial data transfer clock signal output to the FM/AM tuner unit
75
TU DI
I
Serial data input from the FM/AM tuner unit
76
TU DO
O
Serial data output to the FM/AM tuner unit
77
TU MUTE
O
Tuner muting on/off control signal output to the FM/AM tuner unit
78
TA MO
O
Capstan/reel motor on/off control signal output terminal “H”: motor on
79
TA RP
O
Recording/playback selection signal output terminal “H”: playback mode, “L”: recording mode
80
TA BIAS
O
Recording bias on/off selection signal output terminal “H”: bias on, “L”: bias off
81
TA SOL
O
Trigger plunger on/off control signal output terminal “H”: plunger on
82
AMP-STBY
O
Standby control signal output to the power amplifier
83
AMP MUTE
O
Tuner muting on/off control signal output to the power amplifier
84
AU MUTE
O
Line muting on/off control signal output terminal
85
POWER ON
O
Power relay drive signal output terminal “H”: on
86
NC
—
Not used
87
ST-BY LED
O
LED drive signal output terminal
88
SDG
—
Not used
89
VSS2
—
Ground terminal
90
VDD2
—
Power supply terminal (+3.1V)
91
CD LED
O
LED drive signal output terminal
92
TU LED
O
LED drive signal output terminal
93
TA LED
O
LED drive signal output terminal
94
MD LED
O
Power on/off control signal output for the CD mechanism section
95
CD DATA
O
Serial data output to the CD DSP
96
SENS
I
Internal status (SENSE) signal input from the CXD2587Q (IC101)
97
CD-CLK
O
Serial data transfer clock signal output to the CD DSP
98
MI-DIO-O
O
Serial data output to the MP3 decoder
99
MI-DIO-I
I
Serial data input from the MP3 decoder
100
MI-CK
O
Serial data transfer clock signal output to the MP3 decoder
HCD-NE5
33
SECTION 7
EXPLODED VIEWS
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories are given in the last of the elec-
trical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
A-4750-254-A POWER BOARD, COMLETE (AEP, UK)
1
A-4751-365-A POWER BOARD, COMLETE (CND)
1
A-4753-096-A POWER MOUNTED PC BOARD (E, E51, SP)
1
A-4753-098-A POWER MOUNTED PC BOARD
(MX, TW, AR, KR, AUS)
2
A-4750-260-A AMP BOARD, COMPLETE
3
A-4750-256-A MAIN BOARD, COMPLETE
4
3-703-244-00 BUSHING (2104), CORD
0 5
1-696-848-12 CORD, POWER (AUS)
0 5
1-769-079-23 CORD, POWER (KR)
0 5
1-769-744-52 CORD, POWER (AEP, UK, E51)
0 5
1-769-744-52 CORD, POWER (SP)
0 5
1-783-531-22 CORD, POWER (CND)
0 5
1-783-941-73 CORD, POWER (AR)
0 5
1-827-226-11 CORD, POWER (E2, MX)
0 5
1-827-597-41 CORD, POWER (TW)
6
1-693-625-11 TUNER (FM/AM) (CND)
6
1-693-626-11 TUNER (FM/AM) (AEP, UK)
6
1-693-628-11 TUNER (FM/AM)
(E, E51, MX, SP, TW, AR, AUS)
6
1-693-629-11 TUNER (FM/AM) (KR)
7
4-247-752-01 RUBBER, FOOT
8
4-253-221-01 CABINET, REAR (CND)
8
4-253-221-21 CABINET, REAR (EXCEPT CND)
9
3-701-748-00 CLAMP
M301
1-787-103-11 FAN, DC
0 T902
1-443-271-11 TRANSFORMER, POWER (AEP, UK, E, TW, AR)
0 T902
1-443-272-11 TRANSFORMER, POWER (CND)
0 T902
1-443-328-11 TRANSFORMER, POWER (KR)
0 T902
1-443-329-11 TRANSFORMER, POWER (E51, MX, SP, AUS)
#1
7-685-647-79 SCREW +BVTP 3X10 TYPE2 N-S
#2
7-685-548-14 SCREW +BTP 3X12 TYPE2 N-S
#3
7-685-647-14 SCREW +BVTP 3X10 TYPE2 N-S
#4
7-685-649-79 SCREW +BVTP 3X14 TYPE2 N-S
#5
7-685-659-79 SCREW +BVTP 4X8 TYPE2 IT-3
5
1
2
9
4
7
8
not supplied
T902
not supplied
not supplied
not supplied
M301
top panel assy
front panel assy-1
#1
#1
#1
#5
#2
#2
#2
#3
#3
#3
#2
#4
#1
#3
#1
3
6
• Abbreviation
AR
: Argentina model
AUS
: Australian model
CND
: Canadian model
7-1. PANEL SECTION
Les composants identifiés par une
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
The components identified by mark
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
critical for safety.
Replace only with part number
specified.
E2
: 120VAC area in E model
E51
: Chilean and Peruvian model
KR
: Korea model
MX
: Mexican model
SP
: Singapore model
TW
: Taiwan model
Ver. 1.2
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