Sony ZS-S50CP Service Manual ▷ View online
37
ZS-S50CP
•
IC Pin Function Description
CD BOARD IC101 TC94A70FG-006 (CD-MP3 PROCESSOR)
Pin No.
Pin Name
I/O
Description
1
AVSS3
-
Ground terminal
2
RFZi
I
RF ripple zero crossing signal input terminal
3
RFRP
O
RF ripple signal output terminal
4
SBAD/RFDC
O
Sub beam addition signal or RF peak detection signal output terminal Not used
5
FEi
O
Focus error signal output terminal Not used
6
TEi
O
Tracking error signal output terminal
7
TEZi
I
Tracking error zero crossing signal input terminal
8
AVDD3
-
Power supply terminal (+3.3 V)
9
FOo
O
Focus coil drive signal output terminal
10
TRo
O
Tracking coil drive signal output terminal
11
VREF
I
Reference voltage (+1.65V) input terminal
12
FMo
O
Sled motor drive signal output terminal
13
DMo
O
Spindle motor drive signal output terminal
14
VSSP3
-
Ground terminal
15
VCOi
I
VCO control voltage input terminal
16
VDDP3
-
Power supply terminal (+3.3 V)
17
VDD1
-
Power supply terminal (+1.5 V)
18
VSS
-
Ground terminal
19
FGiN
I
FG signal input terminal Not used
20
IO0 (/HSO)
I
Disc inner position detection signal input terminal
21
IO1 (/UHSO)
O
Not used
22
XVSS3
-
Ground terminal
23
XI
I
System clock input terminal (16.9344 MHz)
24
XO
O
System clock output terminal (16.9344 MHz)
25
XVDD3
-
Power supply terminal (+3.3 V)
26
DVSS3
-
Ground terminal
27
RO
O
Audio data (R-ch) output to the input selector
28
DVDD3
-
Power supply terminal (+3.3 V)
29
DVR
O
Reference voltage (+1.65V) output terminal
30
LO
O
Audio data (L-ch) output to the input selector
31
DVSS3
-
Ground terminal
32
VDDT3
-
Power supply terminal (+3.3 V)
33
VSS1
-
Ground terminal
34
VDD1
-
Power supply terminal (+1.5 V)
35
VDDM1
-
Power supply terminal (+1.5 V)
36
SRAMSTB
I
S-RAM standby mode control signal input terminal Fixed at "L" in this set
37
XRST
I
Reset signal input from the system controller "L": reset
38, 39
BUS0, BUS1
I
Serial data input from the system controller
40
BUS2 (SO)
I
Serial data input from the system controller
41
BUS3 (SI)
I
Serial data input from the system controller
42
BUCK (CLK)
I
Serial data transfer clock signal input from the system controller
43
XCCE
I
Chip enable signal input from the system controller
44
TEST
I
Setting terminal for test mode Normally fixed at "L"
45
IRQ
I
Interrupt request signal input terminal Not used
46
AoUT3 (PO4)
O
Request signal output terminal Not used
47
AoUT2 (PO5)
O
Audio data output terminal Not used
38
ZS-S50CP
Pin No.
Pin Name
I/O
Description
48
PIO0
O
Request signal output to the system controller
49, 50
PIO1, PIO2
O
Not used
51
PIO3
I
Gate signal input terminal Not used
52
VSS1
-
Ground terminal
53
VDDT3
-
Power supply terminal (+3.3 V)
54
SBSY
O
Subcode block sync signal output to the system controller
55
SBOK/FOK
O
Not used
56
IPF
O
Not used
57
SFSY/LOCK
O
Not used
58
ZDET
O
Zero detection signal output terminal Not used
59
GPIN
I
Not used
60
MS
I
Microcomputer interface mode selection signal input terminal Fixed at "H" in this set
61
DOUT (PO6)
O
Digital audio data output terminal Not used
62
AOUT (PO7)
O
Audio data output terminal Not used
63
BCK (PO8)
O
Bit clock signal output terminal Not used
64
LRCK (PO9)
O
L/R sampling clock signal output terminal Not used
65
AIN (PI4)
I
Digital audio data input terminal Not used
66
BCKi (PI5)
I
Bit clock signal input terminal Not used
67
LRCKi (PI6)
I
L/R sampling clock signal input terminal Not used
68
VDD1
-
Power supply terminal (+1.5 V)
69
VSS
-
Ground terminal
70
AWRC
-
Not used
71
PVDD3
-
Power supply terminal (+3.3 V)
72
PDO
O
Phase error margin signal between EFM signal and PLCK signal output terminal
73
TMAXS
O
TMAX detection signal output terminal Not used
74
TMAX
O
TMAX detection signal output terminal
75
LPFN
I
Inverted signal input from the operation amplifier for PLL loop filter
76
LPFo
O
Signal output from the operation amplifier for PLL loop filter
77
PVREF
I
Reference voltage (+1.65V) input terminal
78
VCOF
O
VCO filter output terminal
79
PVSS3
-
Ground terminal
80
SLCo
O
EFM slice level output terminal
81
RFi
I
RF signal input terminal
82
RFRPi
I
RF ripple signal input terminal
83
RFEQo
O
EFM slice level output terminal
84
VRo
O
Reference voltage (+1.65V) output terminal
85
RESiN
O
External resistor connection terminal
86
VMDiR
O
Reference voltage (+1.65V) output terminal for automatic power control circuit
87
TESTR
O
Low-pass filter terminal for RFEQO offset correction
88
AGCi
I
RF signal amplitude adjustment amplification input terminal
89
RFo
O
RF signal generation amplification output terminal
90
RVDD3
-
Power supply terminal (+3.3 V)
91
LDo
O
Laser diode on/off control signal output to the automatic power control circuit
"H": laser diode on
"H": laser diode on
92
MDi
I
Light amount monitor input from the laser diode of optical pick-up block
93
RVSS3
-
Ground terminal
94
FNi2 (C)
I
Main beam (C) input from the optical pick-up block
95
FNi1 (A)
I
Main beam (A) input from the optical pick-up block
39
ZS-S50CP
Pin No.
Pin Name
I/O
Description
96
FPi2 (D)
I
Main beam (D) input from the optical pick-up block
97
FPi1 (B)
I
Main beam (B) input from the optical pick-up block
98
TPi (F)
I
Sub beam (F) input from the optical pick-up block
99
TNPC
O
External capacitor connection terminal
100
TNi (E)
I
Sub beam (E) input from the optical pick-up block
40
ZS-S50CP
MAIN BOARD IC803 MB90F045PF-G-9027-SPE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
O-BK-LIGHT
O
LED drive signal output terminal for LCD back light "H": LED on
2
NC
-
Not used
3
LCD-VDDON
O
LCD power supply on/off control signal output terminal "H": LCD power on
4 to 10
NC
-
Not used
11
GND
-
Ground terminal
12
LCD-INHB
O
LCD display control signal output to the LCD driver
13
LCD-RSTB
O
System reset signal output to the LCD driver
14
LCD-CSB
O
Serial data transfer chip select signal output to the LCD driver
15 to 18
NC
-
Not used
19
LCD-SO
O
Serial data output to the LCD driver
20
LCD-SCK
O
Serial data transfer clock signal output to the LCD driver
21
ROM-SDA
I/O
Two-way data bus with the EEPROM
22
ROM-SCL
O
Serial data transfer clock signal output to the EEPROM
23
VCC
-
Power supply terminal (+3.3V)
24 to 32
NC
-
Not used
33
VOL-DATA
O
Serial data output to the electrical volume
34
VOL-CLK
O
Serial data transfer clock signal output to the electrical volume
35
AD-VCC
-
Power supply terminal (+3.3V)
36
AD-VREF
-
Reference voltage (+3.3V) terminal
37
AD-VSS
-
Ground terminal
38
REG6V-CHK
I
Input terminal for +6.2V power supply voltage detection
39
REG3V-CHK
I
Input terminal for CD +3.3V power supply voltage detection
40
NC
-
Not used
41
BATCHK-M
I
Input terminal for battery middle voltage (+4.5V) detection
42
GND
-
Ground terminal
43
BATCHK-H
I
Input terminal for battery high voltage and AC power supply (+9V) detection
44 to 46
I-KEY0 to
I-KEY2
I
Front panel key input terminal (A/D input)
47
I-WAKEUP
I
Wake-up signal input terminal
48
A-MUTE
O
Audio muting on/off control signal output terminal "H": muting on
49
MD0
I
Input terminal for mode setting "L": flash writing mode, "H": normal mode
50
MD1
I
Input terminal for mode setting "H": normal and flash writing mode
51
MD2
I
Input terminal for mode setting "L": normal mode, "H": flash writing mode
52
NC
-
Not used
53
BASS-ON
O
Mega bass on/off control signal output terminal "L": Mega bass on
54
CD-ON
O
CD +3.3V power supply on/off control signal output terminal "H": power on
55
I-AC/DC
I
AC/DC power supply detection terminal "L": AC, "H": DC (battery)
56
O-PCONT
O
System power on/off control signal output terminal "H": power on
57
SBSY
I
Subcode block sync signal input from the CD-MP3 processor
58 to 61
BUS0 to BUS3
O
Serial data output to the CD-MP3 processor
62, 63
SUFFIX0,
SUFFIX1
I
Input terminal for destination discrimination
64
I-RMC
I
SIRCS signal input from the remote control receiver
65
SUFFIX2
I
Input terminal for destination discrimination
66
BUCK
O
Serial data transfer clock signal output to the CD-MP3 processor
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