Sony HCD-ZT4 / LBT-ZT4 Service Manual ▷ View online
HCD-ZT4
53
Pin No.
Pin Name
I/O
Description
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 to the USB controller
64
LRCK (PO9)
O
L/R sampling clock signal output terminal
65
AIN (PI4)
I
Digital audio data input from USB controller or A/D converter
66
BCKi (PI5)
I
Bit clock signal input from the USB controller or A/D converter
67
LRCKi (PI6)
I
L/R sampling clock signal input from the USB controller or A/D converter
68
VDD1
-
Power supply terminal (+1.5 V)
69
VSS1
-
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 amplifi er for PLL loop fi lter
76
LPFo
O
Signal output from the operation amplifi er for PLL loop fi lter
77
PVREF
I
Reference voltage (+1.65V) input terminal
78
VCOF
O
VCO fi lter 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 fi lter terminal for RFEQO offset correction
88
AGCi
I
RF signal amplitude adjustment amplifi cation input terminal
89
RFo
O
RF signal generation amplifi cation 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
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
HCD-ZT4
54
USB BOARD IC901 TMP92CD28AFG-7AC9 (USB CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
/RESET
I
Reset signal input from the system controller “L”: reset
2
DI
I
Ready to send signal input from the system controller
3, 4
NO USE
O
Not used
5
G-3
I
Function selection signal input terminal Fixed at “L” in this set
6
DVCC
-
Power supply terminal (+3.3 V)
7 to 9
NO USE
O
Not used
10
DVSS
-
Ground terminal
11
DVCC
-
Power supply terminal (+3.3 V)
12
RVOUT1
O
Reference voltage (+3.3 V) output terminal
13, 14
RVIN
I
Reference voltage (+3.3 V) input terminal
15
RVOUT2
O
Reference voltage (+3.3 V) output terminal
16
DVCC
-
Power supply terminal (+3.3 V)
17
DVSS
-
Ground terminal
18 to 25
D0 to D7
I/O
Two-way data bus with the S-RAM
26
DVSS
-
Ground terminal
27
DVCC
-
Power supply terminal (+3.3 V)
28 to 35
D8 to D15
I/O
Two-way data bus with the S-RAM
36
A0
O
Address signal output terminal Not used
37 to 43
A1 to A7
O
Address signal output to the S-RAM
44
DVSS
-
Ground terminal
45
DVCC
-
Power supply terminal (+3.3 V)
46 to 54
A8 to A16
O
Address signal output to the S-RAM
55 to 58
BUS0 to BUS3
O
Serial data output to the CD-MP3 processor
59
/BUCK
O
Serial data transfer clock signal output to the CD-MP3 processor
60
/CCE
O
Chip enable signal output to the CD-MP3 processor
61
NO USE
O
Not used
62
DVSS
-
Ground terminal
63
DVCC
-
Power supply terminal (+3.3 V)
64
RD
O
Output enable signal output to the S-RAM
65
WR
O
Write enable signal output to the S-RAM
66
SRLLB
O
Lower-byte control signal output to the S-RAM
67
SRLUB
O
Upper-byte control signal output to the S-RAM
68
NO USE
O
Not used
69
BOOT
I
Boot mode selection signal input terminal “L”: boot mode
70
CS2
O
Chip select signal output to the S-RAM
71
LRCK
O
L/R sampling clock signal output to the CD-MP3 processor
72
AM1
I
Function mode selection signal input terminal Fixed at “H” in this set
73
X2
O
System clock output terminal (9 MHz)
74
DVSS
-
Ground terminal
75
X1
I
System clock input terminal (9 MHz)
76
DVCC
-
Power supply terminal (+3.3 V)
77
USBOC
I
Over current detection signal input terminal
78
USBPON
O
USB VBUS power on/off control signal output terminal “H”: power on
79
D+
I/O
Two-way data (positive) bus with the USB connector
80
D-
I/O
Two-way data (negative) bus with the USB connector
81
AM0
I
Function mode selection signal input terminal Fixed at “H” in this set
82
NO USE
O
Not used
83
DVSS
-
Ground terminal
84
DO
O
Clear to send signal output to the system controller
85
DATA
I
Audio data input from the CD-MP3 processor
86
CLOCK
I
Audio data transfer clock signal input from CD-MP3 processor
87
TXD1
O
Serial data output to the system controller
88
RXD1
I
Serial data input from the system controller
89
NO USE
O
Not used
90
SDA
I/O
Two-way EEPROM IIC data bus terminal Not used
HCD-ZT4
55
Pin No.
Pin Name
I/O
Description
91
SCL
I/O
Two-way EEPROM IIC clock bus terminal Not used
92
BCK
O
Bit clock signal output to the CD-MP3 processor
93
DATA
O
Audio data output to the CD-MP3 processor
94
GATE
O
Gate signal output to the CD-MP3 processor
95
DVCC
-
Power supply terminal (+3.3 V)
96
REQ
I
Request signal input from the CD-MP3 processor
97
ST-REQ
I
Request signal input from the CD-MP3 processor
98, 99
G-1, G-2
I
Function selection signal input terminal Fixed at “L” in this set
100
DVSS
-
Ground terminal
HCD-ZT4
56
MAIN BOARD IC401 R5F3640MDFAR (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1, 2
METER-IN3,
METER-IN4
O
Meter motor drive signal output to the motor drive
3
SW LED
O
LED drive signal output terminal for SUBWOOFER indicator
4
SIRCS
I
SIRCS signal input from the remote control receiver
5
CDM-SD
I
CD mechanism deck protector detection signal input signal “H”: protector on
6, 7
M2-, M2+
O
Disc change and mode change motor drive signal output terminal
8
BYTE
I
External data bus width selection signal input terminal
9
CN Vss
I
Processor mode switch input terminal (for test)
10
XC-IN
I
Sub system clock input terminal (32.768 kHz)
11
XC-OUT
O
Sub system clock output terminal (32.768 kHz)
12
RESET
I
System 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”
after the power supply rises, “L” is input, then it changes to “H”
13
X-OUT
O
Main system clock output terminal (5 MHz)
14
VSS
-
Ground terminal
15
X-IN
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
M1-
O
Tray/drawer transportation motor drive signal output terminal
19
SBSY
I
Subcode block sync signal input from the CD-MP3 processor
20
AC-CUT
I
AC cut on/off detection signal input terminal “L”: AC cut on
21
M1+
O
Tray/drawer transportation motor drive signal output terminal
22, 23
SW3, SW1
I
Disc change and mode change detection signal input from CD mechanism deck
24
SW-CHUCK
I
Tray chuck position detection signal from CD mechanism deck
25
SW2
I
Disc change and mode change detection signal input from CD mechanism deck
26
SW-CLOSE
I
Drawer close position detection signal input from CD mechanism deck
27
SW-STOCK
I
Tray stock position detection signal from CD mechanism deck
28
SW-OPEN
I
Drawer open position detection signal input from CD mechanism deck
29
IIC-CLK
I/O
Serial data transfer clock signal output terminal Not used
30
IIC-DATA
I/O
Serial data output terminal Not used
31
MC TXD
O
Serial data output to the DMPORT connector
32
MC RXD
I
Serial data input from the DMPORT connector
33
USB RESET
O
Reset signal output to the USB controller
34
USB CTS0
I
Clear to send signal input from USB controller
35
USB TXD0
O
Serial data output to the USB controller
36
USB RXD0
I
Serial data input from the USB controller
37
USB SEL-SW
O
Bus selection signal output terminal
38
USB RTS0
O
Ready to send signal to USB controller
39
AD SUPPLY SW
O
Power on/off control signal output terminal for the jog dail
40
MP3 IREQ
I
Request signal input from the CD-MP3 processor
41 to 44
CD BUS0 to CD BUS3
I/O
Serial data output to the CD-MP3 processor
45
CD BUCK
O
Serial data transfer clock signal output to the CD-MP3 processor
46
CD CCE
O
Chip enable signal output to the CD-MP3 processor
47
CD-MMUTE
O
Muting signal output to the coil/motor driver
48
CD-XRST
O
Reset signal output to the CD-MP3 processor
49
TC_+9V SW
O
Power on/off control signal output terminal for the tape section
50
PROTECT
I
Speaker protect detection signal input from speaker protect circuit “H”: protector on
51
STK MUTE
O
Power amplifi er on/off control signal output terminal “H”: amplifi er on
52
SW SPK RELAY
O
Relay drive signal output terminal for the subwoofer “H”: relay on
53
FR SPK RELAY
O
Relay drive signal output terminal for the front speakers “H”: relay on
54
STBY RELAY
O
Main power on/off control signal output terminal “H”: power on
55
EEP-DATA
I/O
Two-way IIC data bus with the EEPROM
56
EEP-SCL
I/O
Two-way IIC clock bus with the EEPROM
57
DMPORT DET
I
DMPORT adaptor connection detection signal input terminal
58
LINE MUTE
O
Line muting on/off control signal output terminal “L”: muting on
59
R2A15216FP-CLK
O
Serial data transfer clock signal output to the electrical volume
60
R2A15216FP-DATA
O
Serial data output to the electrical volume
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