Sony CMT-EH10 / HCD-EH10 Service Manual ▷ View online
29
HCD-EH10
•
IC PIN FUNCTION DESCRIPITION
CD BOARD IC201 CXD3014A-201R (CD DSP)
Pin No.
Pin Name
I/O
Description
1
LRCK
O
L/R sampling clock signal output terminal
2
LRCKI
I
L/R sampling clock signal input terminal
3
PCMD
O
Serial data output terminal
4
PCMDI
I
Serial data input terminal
5
BCK
O
Bit clock signal output terminal
6
BCKI
I
Bit clock signal input terminal
7
XTACN
I
Oscillation circuit on/off switch control signal input from the system controller
"L": oscillation stop, "H": self-oscillation
"L": oscillation stop, "H": self-oscillation
8
XRST
I
System reset signal input from the system controller "L": reset
9
VSS
-
Ground terminal
10
IREQ-MP3
O
MP3 data request signal output to the system controller
11
CLOK
I
CD serial data transfer clock signal input from the system controller
12
DATA2
I
MP3 serial data input/output with the system controller
13
XLAT-MP3
I
MP3 serial data latch pulse signal input from the system controller
14
REQ-MP3
I
MP3 data request signal input from the system controller
15
ACK-MP3
O
MP3 acknowledge signal output to the system controller
16
XLAT
I
CD serial data latch pulse signal input from the system controller
17
VDD
-
Power supply terminal (+1.8V)
18
SVSS
-
Ground terminal
19
SVDD
-
Power supply terminal (+1.8V)
20
SENS
O
Internal status (SENSE) signal output to the system controller
21
WFCK
-
Not used
22
XUGF
-
Not used
23
XPCK
-
Not used
24
GFS
-
Not used
25
C2PO
-
Not used
26
SCOR
O
Subcode sync (S0+S1) detection signal output to the system controller
27
VDD
-
Power supply terminal (+1.8V)
28
COUT
-
Not used
29
SVSS
-
Ground terminal
30
SVDD
-
Power supply terminal (+1.8V)
31
MIRR
-
Not used
32
DFCT
-
Not used
33
FOK
-
Not used
34
VSS
-
Ground terminal
35
VDD
-
Power supply terminal (+1.8V)
36
VSS
-
Ground terminal
37
MIRR
-
Not used
38
MDP
O
Spindle motor servo control signal output terminal
39
SSTP
I
Disc inner position detection signal input terminal
40
IOVSS1
-
Ground terminal
41
SFDR
O
Sled servo drive signal (+) output to the coil/motor driver
42
SRDR
O
Sled servo drive signal (-) output to the coil/motor driver
43
TFDR
O
Tracking servo drive signal (+) output to the coil/motor driver
44
TRDR
O
Tracking servo drive signal (-) output to the coil/motor driver
45
FFDR
O
Focus servo drive signal (+) output to the coil/motor driver
46
FRDR
O
Focus servo drive signal (-) output to the coil/motor driver
47
IOVDD1
-
Power supply terminal (+3.3V)
30
HCD-EH10
Pin No.
Pin Name
I/O
Description
48
AVDD0
-
Power supply terminal (+3.3V)
49
AVSS0
-
Ground terminal
50
E
I
E signal input from the optical pick-up block
51
F
I
F signal input from the optical pick-up block
52
TEI
I
Tracking error signal input terminal
53
TEO
O
Tracking error signal output terminal
54
FEI
I
Focus error signal input terminal
55
FEO
O
Focus error signal output terminal
56
VC
O
Middle point voltage output terminal
57
A
I
A signal input from the optical pick-up block
58
B
I
B signal input from the optical pick-up block
59
C
I
C signal input from the optical pick-up block
60
D
I
D signal input from the optical pick-up block
61
AVDD4
-
Power supply terminal (+3.3V)
62
RFDCO
O
Not used
63
PDSENS
I
Not used
64
AC_SUM
O
RFAC summing amplifier signal output terminal
65
EQ_IN
I
RF equalizer circuit input terminal
66
LD
O
Laser diode on/off control signal output to the automatic power control circuit
"L": laser off, "H": laser on
"L": laser off, "H": laser on
67
PD
I
Light amount monitor input from the optical pick-up block laser diode
68
RFC
I
Equalizer cut off frequency adjustment terminal
69
AVSS4
-
Ground terminal
70
RFACO
O
EFM signal output terminal
71
RFACI
I
EFM signal input terminal
72
AVDD3
-
Power supply terminal (+3.3V)
73
BIAS
I
Asymmetry circuit constant current input terminal
74
ASYI
I
Playback EFM asymmetry comparator voltage input terminal
75
ASYO
O
Playback EFM full-swing output terminal
76
VPCO
O
Charge pump output terminal for broad-band EFM PLL
77
VCTL
I
VCO2 control voltage input terminal for broad-band EFM PLL
78
AVSS3
-
Ground terminal
79
CLTV
I
VCO1 control voltage input terminal for multiplier
80
FILO
O
Filter output terminal for master PLL
81
FILI
I
Filter input terminal for master PLL
82
PCO
O
Charge pump output terminal for master PLL
83
SVSS
-
Ground terminal
84
SVDD
-
Power supply terminal (+1.8V)
85
SSTB-MP3
I
MP3 standby on/off control signal input terminal "L": standby Not used
86
VDD
-
Power supply terminal (+1.8V)
87
VSS
-
Ground terminal
88
TEST1
I
Test terminal Normally: fixed at "L"
89
DATA
I
CD serial data input from the system controller
90
CLK2
I
MP3 serial data transfer clock signal input from the system controller
91
SVSS
-
Ground terminal
92
SVDD
-
Power supply terminal (+2.5V)
93
JTAGTCK
-
Not used
94
JTAGTDI
-
Not used
95
JTAGTDO
-
Not used
96
JTAGTMS
-
Not used
31
HCD-EH10
Pin No.
Pin Name
I/O
Description
97
TRST
-
Not used
98
VSS
-
Ground terminal
99
VDD
-
Power supply terminal (+1.8V)
100
IOVDD2
-
Power supply terminal (+3.3V)
101
DOUT
O
Digital audio signal output terminal Not used
102
TEST
I
Test terminal Normally: fixed at "L"
103
TES1
I
Test terminal Normally: fixed at "L"
104
IOVSS2
-
Ground terminal
105
PLLVDD
-
Power supply terminal (+1.8V)
106
PLLVSS
-
Ground terminal
107
XVSS
-
Ground terminal
108
XTAO
O
System clock output terminal (16.9344 MHz)
109
XTAI
I
System clock input terminal (16.9344 MHz)
110
XVDD
-
Power supply terminal (+1.8V)
111
AVDD1
-
Power supply terminal (+3.3V)
112
AOUT1
O
L-ch analog audio signal output terminal
113
VREFL
O
L-ch reference voltage output terminal
114
AVSS1
-
Ground terminal
115
AVSS2
-
Ground terminal
116
VREFR
O
R-ch reference voltage output terminal
117
AOUT2
O
R-ch analog audio signal output terminal
118
AVDD1
-
Power supply terminal (+3.3V)
119
IOVDD0
-
Power supply terminal (+3.3V)
120
IOVSS0
-
Ground terminal
32
HCD-EH10
PANEL BOARD IC701 MB90802-107 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
P24
O
Main power on/off control signal output terminal "H": on
2
P25
O
Standby control signal output to the power amplifier and system reset signal output to the CD DSP
3
P26
-
Not used
4
P27
O
Serial data output to the electrical volume
5
SO3
O
MP3 serial data output to the CD DSP
6
SC3
O
MP3 serial data transfer clock signal output to the CD DSP
7
SI3
I
MP3 serial data input terminal
8
TMCK
O
CD serial data latch pulse signa output to the CD DSP
9
IC0
I
Remote control signal input from the remote control receiver
10
IC1
O
MP3 serial data latch pulse signal output to the CD DSP
11
OCU0
O
System reset signal output to the motor/coil driver
12
OCU1
O
MP3 data request signal output to the CD DSP
13
X0A
I
Sub system clock input terminal (32.768 kHz)
14
X1A
O
Sub system clock output terminal (32.768 kHz)
15
VCC
-
Power supply terminal (+3.1V)
16
VSS
-
Ground terminal
17
LED0
O
LED drive signal output terminal for STANDBY indicater
18 to 24
LED1 to LED7
O
Not used
25, 26
TIN0, TIN1
O
Not used
27
TIN2
I
RDS serial data input terminal (AEP, East European, Russian and UK models)
28
PPG1
I
CD lid open/close detection switch input terminal "L": CD lid close
29
SI0
I
Internal status (SENSE) signal input from the CD DSP
30
SC0
O
CD serial data transfer clock signal output to the CD DSP
31
SO0
O
CD serial data output to the CD DSP
32
AVCC
-
Power supply terminal (+3.1V)
33
SI1
I
Serial data input from the FM/AM tuner
34
P76
O
Oscillator control signal output to the CD DSP
35
AVSS
-
Ground terminal
36
AN0
I
Power monitor input terminal
37, 38
AN1, AN2
I
Front panel key input terminal (A/D input)
39
AN3
I
Auto gain control signal input terminal
40
AN4
I
REC switch signal input terminal
41
AN5
I
Front panel key input terminal (A/D input)
42
AN6
-
Not used
43
AN7
I
Subcode sync (S0+S1) detection signal input from the CD DSP
44
VSS
-
Ground terminal
45
INT3
I
RDS serial data transfer clock signal input terminal (AEP, East European, Russian and UK models)
46
SC1
O
LED drive signal output terminal for liquid crystal display back light
47
SO1
I
Model destination setting terminal
48
SI2
I
Dial pulse input of the rotary encoder (for VOLUME control)
49
SC2
I
MP3 data request signal input from the CD DSP
50
SO2
I
MP3 acknowledge signal input from the CD DSP
51 to 53
MD2 to MD0
-
Not used
54
RSTX
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"
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
55
V0
O
Chip enable signal output to the FM/AM tuner
Ver. 1.3
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