Sony CFD-S01 Service Manual ▷ View online
33
CFD-S01
IC302 PT2257-S (MAIN Board (4/4))
VR 2
VR 1
R-IN
R-OUT
GND
DATA
L-IN
L-OUT
VDD
CLK
7
2
3
4
8
1
REF AMP
VOL AMP 2
VOL AMP 1
6
LOGIC
CONTROL
5
VREF
1
2
3
6
9
10
11
12
8
7
4
5
22
TAPE
TAPE
TAPE
BUF AMP
A1
BUF AMP
A2
NAB
AMP1
NAB
AMP2
23
24
15
14
13
21
20
17
16
RADIO
BUF AMP
B1
BUF AMP
B2
MUTE
MUTE
ON
ON
ON
7dB
26dB
26dB
MONITOR
AMP
LOGIC
18
19
MUTE
7dB
MONITOR
AMP
LINE
TAPE
RADIO
LINE
ALC2
ALC1
DET
REC
AMP1
REC
AMP2
2.1
REF
AMP
MIC
AMP1
VCC
R.LO
LINE
R.RAD
TAPE
R.LIN
MIC
L.LO
REC
L.RAD
MIC I/EX
L.LIN
AGC
L.PO
L.NF
L.RO
L.IN
REF
GND
R.IN
R.RO
R.NF
R.PO
MIC.NF
IC301 TA2068N (TC Board)
34
CFD-S01
• IC PIN DESCRIPTIONS
• IC701 BU9532KS2 (RF AMP, SYSTEM SERVO PROCESSOR, DIGITAL SIGNAL PROCESSOR) (MAIN BOARD (1/4))
Pin No.
Pin Name
I/O
Pin Description
1
AVDD1
I
Power supply pin (+3.3V)
2
AC (I)
I
A+C RF signal input
3
BD (I)
I
B+D RF signal input
4
VBIAS (O)
O
VC voltage output
5
E (I)
I
E RF signal input
6
F (I)
I
F RF signal input
7
PKC (O)
O
RF signal peak detector capacitor fitted
8
FEN (I)
I
Focus error amp input
9
FEO (O)
O
Focus error output
10
BTC (O)
O
RF signal bottom detector capacitor fitted
11
PD (I)
I
Photo detector signal input
12
LD (O)
O
Laser diode drive signal outout
13
ASY (I)
I
Asymmentric correction input
14
PCO (O)
O
PLL PCO output
15
FCO (O)
O
PLL FCO-DAC output
16
AGND1
—
Ground
17
FDOUT (O)
O
Focus drive signal output
18
JUMPO (O)
O
track jump pulse drive signal input
19
TDOUT (O)
O
Tracking drive sigmal outout
20
SDIN (I)
I
Sled drive signal input
21
SDOUT (O)
O
Sled drive signal output
22
CLVOUT (O)
O
CLV drive signal output
23
CLK88 (O)
O
Not used (Open)
24
LON (O)
O
Not used (Open)
25
CLK (O)
O
Not used (Open)
26
SUBSYQ (O)
O
Sub code synchronous signal output
27
MCK (I)
I
Command transfer clock input
28
DIN (I)
I
Status and SUB-Q data input
29
DOUT (O)
O
Command data output
30
R/W (I)
I
Command read/write signal input
31
RESETX (I)
I
Reset signal input
32
BUSY (O)
O
BUSY signal output
33
MONI 0
I
Test input (Not used (pull duwn))
34
MONI 1
I
Muting signal input
35
XPCLK
O
XPCLK signal output
36
DVDD
—
Power supply pin (+3.3V)
37
XI (I)
I
Main clock input (18.432MHz)
38
XO (O)
O
Main clock output (18.432MHz)
39
DGND
—
Ground
40
AVDD2
—
Power supply pin (+3.3V)
41
LDACO (O)
O
Audio L-CH output
42
VCDAC
O
Audio DAC reference voltage output
43
RDACO (O)
O
Audio R-CH output
44
AGND2
—
Ground
45
RFRPRFM (O)
O
RFRP capacitor fitted
46
TZCRFM (O)
O
TZC capacitor fitted
47
SC (O)
O
Scratch depth ajstment output
48
TEO (O)
O
Tracking error outpot
35
CFD-S01
49
TEN (O)
O
Tracking error input
50
CACG (O)
O
RFAGC time constant capacitor fitted
51
RFI (I)
O
RF capacitor fitted
52
EQO (O)
O
RF EQ output
Pin No.
Pin Name
I/O
Pin Description
36
CFD-S01
• IC801 µPD78947GC-A49-8BT-A (SYSTEM CONTROL) (MAIN BOARD (3/4))
Pin No.
Pin Name
I/O
Pin Description
1, 2
NC
I
Not used. (Open)
3 to 5
VLC2 to 0
O
LCD drive bias voltage input
6 to 9
COM1 to 4
O
LCD drive common output
10 to 26
S1 to 17
I
LCD drive segment output
27
TAPE REC
I
Tape record signal input H: REC
28
NC
I
Not used. (Pull down)
29
DOOR SW
I
CD door open/close switch input L: Close
30
NC
O
Not used (Open)
31
SIMUKE1
I
Model discrimination input
32
SIMUKE2
I
Model discrimination input
33
SIMUKE3
I
Model discrimination input
34
NC
O
Not used (Open)
35
A-MUTE
O
Audio mute output H: Mute
36
FUNC CD
O
CD power control signal output H: CD ON
37
FUNC TC
O
Tape function output H: Tape
38
AVDD
—
Power supply (+3.3 V)
39
BATT-CHK-H
I
Battery voltage check input
40
BATT-CHK-M
I
Battery voltage check input (Not used (Pull down))
41
6V-CHK
I
Power supply 6V check signal input
42
3V-CHK
I
Power supply CD 3.3V check signal input
43 to 45
KEY3 to 1
I
Key input
46
NC
I
Not used (Pull down)
47
AGND
I
Ground
48
RMC IN
I
Remote commander receiver data input (Not used)
49
TC-PLAY
I
Tape play switch input L: Tape play
50
WP/INI
I
Wake-up/Interrupt signal input
51
CD-SUBSYQ
I
CD sub code synchronous signal input
52
CD-BUSY
I
CD BUSY signal input
53
CD-DOUT
I
CD command data input
54
CD-DIN
O
CD status and SUB-Q data output
55
CD-MCK
O
CD command transfer clock output
56
TU-COUNT
I
Tuner PLL serial data input
57
TU-DATA
O
Tuner PLL serial data output
58
TU-CLK
O
Tuner PLL serial transfer clock output
59
TU-CE
O
Tuner PLL chip enable signal output
60
MIC DET
I
Not used (Pull down)
61
TU-ON
O
Not used (Open)
62
CD-R/W
O
CD command read/write signal output
63
CD-LIM_SW
I
CD optical inner limit signal input
64
CD-RESETX
O
CD system reset output
65
P-CON
O
System power control output H: Power on
66
ISS1
O
Not used (Open)
67
ISS2
O
Not used (Open)
68
M-BASS
O
MEGA BASS control signal output H: MEGA BASS on
69
ICO
I
Not used (Pull down)
70
XT1
I
Sub system oscillation input (32.768 kHz)
71
XT2
O
Sub system oscillation output (32.768 kHz)
72
VDD
—
Power supply (+3.3 V)
73
VSS
—
Ground
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