Sony CMT-SPZ55 / HCD-SPZ55 Service Manual ▷ View online
HCD-SPZ55
45
Pin No.
Pin Name
I/O
Description
117
AOUT2
O
R-ch analog audio signal output terminal
118
AVDD2
-
Power supply terminal (+3.3V)
119
IOVDD0
-
Power supply terminal (+3.3V)
120
IOVSS0
-
Ground terminal
HCD-SPZ55
46
MAIN BOARD IC1301 (SYSTEM CONTROLLER) M30622MEP-B09FPU0
Pin No.
Pin Name
I/O
Description
1
FL SD
O
Serial data output to the fl uorescent indicator tube driver
2
FL SCK
O
Serial data transfer clock signal output to the fl uorescent indicator tube driver
3
FL STB
O
Serial interface strobe signal output to the fl uorescent indicator tube driver
4
SIRCS
I
SIRCS signal input from the remote control receiver
5
MP3 DATA OUT
O
MP3 serial data output to the CD DSP
6
MP3 DATA IN
I
MP3 serial data input terminal
7
MP3 CLK
O
MP3 serial data transfer clock signal output to the CD DSP
8
BYTE
I
External data bus width selection signal input terminal
9
CNVSS
I
Processor mode switch input terminal (for test)
10
XCIN
I
Sub system clock input terminal (32.768 kHz)
11
XCOUT
O
Sub system clock output terminal (32.768 kHz)
12
RESET
I
System reset signal input from the reset signal generator "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
13
XOUT
O
Main system clock output terminal (5 MHz)
14
VSS
-
Ground terminal
15
XIN
I
Main system clock input terminal (5 MHz)
16
VCC
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt signal input terminal Not used
18
RDS INT
I
RDS data transfer clock signal input terminal Not used
19
CD SCOR
I
Subcode sync (S0+S1) detection signal input from the CD DSP
20
AC CUT
I
AC cut on/off detection signal input terminal "L": AC cut on
21
RDS DATA
I
RDS data input terminal Not used
22
NO USE
O
Not used
23
SW8
I
Disc table open detection switch input terminal
24
SW7
I
Disc chucking detection switch input terminal
25
SW6
I
Disc table close detection switch input terminal
26
SW5
I
Disc stocking detection switch input terminal
27
NO USE
O
Not used
28
SW3
I
Cam position detection switch input terminal
29
IIC CLK
I
IIC data reading clock signal input terminal Not used
30
IIC DATA
I
IIC data input terminal Not used
31
TRE A
I
Jog dial pulse terminal Not used
32
TRE B
I
Jog dial pulse terminal Not used
33
SW2
I
Cam position detection switch input terminal
34
SW1
I
Cam position detection switch input terminal
35
CD DATA
O
CD serial data output to the CD DSP
36
CD SENS
I
Internal status (SENSE) signal input from the CD DSP
37
CD CLK
O
CD serial data transfer clock signal output to the CD DSP
38
CDM SD
I
CD mechanism power protect on/off detection signal input terminal "H": protect on
39
M2+
O
Cam gear motor control signal output terminal (forward direction)
40
M2-
O
Cam gear motor control signal output terminal (reverse direction)
41
M1+
O
Loading motor control signal output terminal (forward direction)
42
M1-
O
Loading motor control signal output terminal (reverse direction)
43
CD XLT
O
CD serial data latch pulse signal output to the CD DSP
44
MP3 ACK
I
MP3 acknowledge signal input from the CD DSP
45
MP3 REQ
O
MP3 data request signal output to the CD DSP
46
MP3 XLAT
O
MP3 serial data latch pulse signal output to the CD DSP
47
MP3 IREQ
I
MP3 data request signal input from the CD DSP
48
CD XRST
O
System reset signal output to the CD DSP "L": reset
49
CD XATCN
O
Oscillation circuit on/off control signal output to the CD DSP
"L": oscillation stop, "H": self-oscillation
"L": oscillation stop, "H": self-oscillation
50
CD DRIVER MUTE
O
Muting signal output to the motor/coil driver
51
SEL A
O
Control signal output to the function selector
52
ST TUNED
I
Tuning detection signal input terminal Not used
53
ST CE
O
Chip enable signal output to the tuner (FM/AM)
54
ST DOUT
O
Serial data output to the tuner (FM/AM)
55
ST CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
56
ST DIN/STEREO
I
Serial data and stereo detection signal input from the tuner (FM/AM)
57
POWER ON/OFF
O
Sub power on/off relay drive signal output terminal "H": power on
HCD-SPZ55
47
Pin No.
Pin Name
I/O
Description
58
HP MUTE
O
Headphone muting on/off control signal output terminal "H": muting on
59
SEL B
O
Control signal output to the function selector
60
LINE MUTE
O
Line muting on/off control signal output terminal "H": muting on
61
AMP SI
O
Serial data output to the electrical volume
62
VCC
-
Power supply terminal (+3.3V)
63
AMP SC
O
Serial data transfer clock signal output to the electrical volume
64
VSS
-
Ground terminal
65
SEL INH
O
Control signal output to the function selector
66
S-MASTER PG MUTE
O
PG muting control signal output to the stream processor
67
S-MASTER
SOFT MUTE
O
Soft muting control signal output to the stream processor
68
S-MASTER RST
O
System reset signal output to the digital power amplifi er "L": reset
69
S-MASTER SD
O
Shut down signal input from the digital power amplifi er "L": shut down
70
S-MASTER DATA
O
Serial data output to the stream processor
71
S-MASTER SHIFT
O
Serial data transfer clock signal output to the stream processor
72
S-MASTER LATCH
O
Serial data latch pulse signal output to the stream processor
73
NSP MUTE
O
NSP muting control signal output to the stream processor
74
WAKE UP KEY
I
Wake up signal input terminal
75
S-MASTER INIT
O
Initialize signal output to the stream processor
76
TC RELAY
O
Recording/playback selection signal output terminal "L": playback, "H": recording
77
TC REC MUTE
O
Recording muting on/off control signal output terminal "L": muting on
78
TC BIAS ON/OFF
O
Recording bias on/off control signal output terminal "H": bias on
79
TC CAPM CNT1
O
Capstan/reel motor drive signal output terminal "H": motor on
80
TC TRG
O
Trigger plunger drive signal output terminal "H": plunger on
81
NO USE
O
Not used
82
BASS A
I
Jog dial pulse input terminal Not used
83
BASS B
I
Jog dial pulse input terminal Not used
84
AC DET
I
AC power detection signal input terminal
85
NO USE
O
Not used
86
EEPROM SDA
I
Serial data input from the EEPROM
87
EEPROM SCL
I
Serial data transfer clock signal input from the EEPROM
88
STANDBY LED
O
LED drive signal output terminal for STANDBY indicator "H": LED on
89
TC PHOTO OUT
I
Tape reel rotating detection signal input from the tape mechanism deck block
90
TC HALF/REC SW
I
Cassette detection signal and recording-proof detection signal input from the tape
mechanism deck block "L": cassette in or recording possible
mechanism deck block "L": cassette in or recording possible
91 to 93
KEY3 to KEY1
I
Front panel key input terminal (A/D input)
94
VOLUME
I
Jog dial pulse input from the rotary encoder (VOLUME) (A/D input)
95
JOG
I
Jog dial pulse input from the rotary encoder (jog) (A/D input)
96
AVSS
-
Ground terminal
97
SPEC IN
I
Setting terminal for the model and destination
98
VREF
I
Reference voltage (+3.3V) input terminal
99
AVCC
-
Power supply terminal (+3.3V)
100
AUDIO IN DETECT
I
Audio in plug insert detection signal input terminal "H": audio in plug insert
HCD-SPZ55
48
POWER BOARD IC11 CXD9841P (POWER CONTROL)
Pin No.
Pin Name
I/O
Description
1
VSENSE
I
AC line voltage detection signal input terminal
2
F/B
I
Feed back signal input terminal for frequency modulation of oscillator
3
CT
I
Connected to the external capacitor for oscillator duty/frequency setting
4
RT
I
Connected to the external resistor for oscillator frequency setting
5
GND
-
Ground terminal
6
TIMER
I
Connected to the external capacitor for determines intermittent operation period when abnor-
mal detection state
mal detection state
7
SS
I
Connected to the external capacitor for soft start timing
8
VC1
I
Power supply terminal for control circuit "L": stop
9
OCP
I
Over current detection signal and didt protection signal input terminal
10
VC2
O
Power supply output terminal for driver
11
PGND
-
Ground terminal for low voltage side driver
12
VG (L)
O
Low voltage side driver drive signal output terminal
13
-
-
Not used
14
VG
O
Power supply output terminal for high voltage side driver
15
VS
I
High voltage side driver reference voltage input terminal
16
VG (H)
O
High voltage side driver drive signal output terminal
17
-
-
Not used
18
VD
I
Terminal for drain-kick starting
When starting, current is supplied directly from the rectifi cation diode to VC1
When starting, current is supplied directly from the rectifi cation diode to VC1
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