Sony AVD-C70ES Service Manual ▷ View online
37
AVD-C70ES
• DVD BOARD IC901 µPD703033BYGF-M14-3BA (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Pin Description
1
DAMP-DATA
O
Serial data output to the stream processors
2
DAMP-CLK
O
Serial data transfer clock signal output to the stream processors
3
I2C-DATA
I/O
Communication data bus with the DVD system processor and mechanism controller
4
CQ-RST
O
Reset signal output to the DVD system processor “L”: reset
5
I2C-CLK
I/O
Communication data reading clock signal input or transfer clock signal output with
the DVD system processor and mechanism controller
6
DSP-DO
I
Write data input from the audio digital signal processor
7
DIG-DI
O
Read data output to the digital audio interface IC, audio digital signal processor and
D/A converter
8
DIG-CLK
O
Clock signal output to the digital audio interface IC, audio digital signal processor and
D/A converter
9
EVDD
—
Power supply terminal (+5 V)
10
EVSS
—
Ground terminal
11
P-PWM
O
PWM voltage control signal output
12
DSP-RST
O
Reset signal output to the audio digital signal processor “L”: reset
13
DSP-PM
O
PLL reset signal output to the audio digital signal processor “L”: reset
14
DSP-CS
O
Chip select signal output to the audio digital signal processor
15
DSP-HACN
I
Acknowledge signal input from to the audio digital signal processor
16
DSP-BST
O
Boot trap signal output to the audio digital signal processor
17
DSP-GP9
I
Decode signal input from to the audio digital signal processor
18
DIR-ZERO
I
Audio serial data input from the digital audio interface IC
19
DIR-ERR
I
PLL lock error and data error flag input from the digital audio interface IC
20
DIR-CE
O
Chip enable signal output to the digital audio interface IC
21
VPP
—
Power supply terminal (for programming)
22
DIR-XST
I
Source clock switching monitor input from the digital audio interface IC
23
DIR-AD
O
Source clock switching monitor input from the digital audio interface IC
24
DIR-XMODE
I
System reset signal input from the digital audio interface IC “L”: reset
25
DIRDO
I
Write data input from the digital audio interface IC
26
DAMP-RST
O
Reset signal output to the stream processors “L”: reset
27
DAMP-MUTEG
O
Muting on/off control signal output to the stream processors “H”: muting on
28
DAMP-MUTEN
O
Muting on/off control signal output to the stream processors “H”: muting on
29
CS1
O
Chip select signal output to the stream processor (for front L-ch and R-ch)
30
CS2
O
Chip select signal output to the stream processor (for center and woofer)
31
CS3
O
Chip select signal output to the stream processor (for rear L-ch and R-ch)
32
DAC-CS
O
Chip select signal output to the D/A converter
33
AD-RST
O
Reset signal output to the A/D converter and D/A converter “L”: reset
34
RESET
I
System reset signal input “L”: reset For several hundreds msec. after the power
supply rises, “L” is input, then it changes to “H”
35
XT1
I
Sub system clock input terminal Not used. (Open)
36
XT2
O
Sub system clock output terminal Not used. (Open)
37
REG0
—
Not used. (Open)
38
X2
O
Main system clock output terminal (20 MHz)
39
X1
I
Main system clock input terminal (20 MHz)
40
VSS
—
Ground terminal
41
VDD
—
Power supply terminal (+5 V)
42
CLKOUT
O
Clock signal output terminal Not used. (Open)
38
AVD-C70ES
Pin No.
Pin Name
I/O
Pin Description
43
DRI-RST
O
Reset signal output to the power amplifier “L”: reset
44
DRI-OCP
I
Protect signal input from the power amplifier
45
ST-POWER
O
System power on/off control signal output “H”: power on
46
HP-MUTE
O
Headphone muting on/off control signal output “L”: muting on
47
AU-MUTE
O
Audio line muting on/off control signal output “L”: muting on
48
VIDEO MUTE
O
Audio/video selection signal output
49
COMP MUTE
I
SCAN SELECT switch input terminal “L”: SELECTABLE, “H”: INTERLACE
50
TU-ON
O
Power supply for tuner pack on/off control signal output
51
TUNED
I
Tuning detection signal input from the tuner unit “L”: tuned
52
TUN-DI
I
Serial data input from the tuner unit
53
TUN-CE
O
Chip enable signal output to the tuner unit
54
TUN-DO
O
Serial data output to the tuner unit
55
TUN-CLK
O
Serial data transfer clock signal output to the tuner unit
56
FL-MUTE
O
Reset signal output to the fluorescent indicator tube driver “L”: reset
57
FL-CLK
O
Serial data transfer clock signal output to the LED driver and fluorescent indicator
tube driver
58
BVDD
—
Power supply terminal (+5 V) (for bus interface)
59
BVSS
—
Ground terminal (for bus interface)
60
FL-DATA
O
Serial data output to the LED driver and fluorescent indicator tube driver
61
FL-CS
O
Chip select signal output to the fluorescent indicator tube driver “L”: active
62
LED-CS
O
Standby signal output to the LED driver “L”: standby
63
LED-CLR
O
Reset signal output to the LED driver “L”: reset
64
HPSW
I
Connection detection signal input of the headphone jack
“L”: no connected, “H”: headphone connected
65
DA CLK
O
Reset signal output to the digital audio processor “L”: reset
66
SP RELAY
O
Relay drive signal output terminal for the speaker protect
67
CKMP
I
Serial data input from the changer controller (rotary encoder)
68
PARA-RST
O
Reset signal output to the changer controller (motor, switch) and changer controller
(rotary encoder) “L”: reset
69
PARA-LT1
O
Serial data latch pulse signal output to the changer controller (motor, switch)
70
CKMM
O
Serial data latch pulse signal output terminal
71
PARA-CLK
O
Serial data transfer clock signal output to the changer controller (motor, switch)
72
PARA-DATA
O
Serial data output to the changer controller (motor, switch)
73
PARA-DO1
I
Serial data input terminal
74
AVDD
—
Power supply terminal (+5 V) (analog system)
75
AVSS
—
Ground terminal (analog system)
76
AVREF
I
Reference voltage (+5 V) input terminal (analog system)
77
S0
—
CDM tray position detect 0 signal input
78
S1
I
CDM tray position detect 1 signal input
79
S2
I
CDM tray position detect 2 signal input
80
AREA1
I
Destination setting terminal
81
AREA1
I
Destination setting terminal
82 to 84
KEY0 to KEY2
I
Key input terminal (A/D input)
85
EN-A
I
Jog dial pulse input from the rotary encoder (A phase input)
86
EN-B
I
Jog dial pulse input from the rotary encoder (B phase input)
87
MODEL
I
Model setting terminal
88
RDS-DATA
I
RDS serial data input from the RDS decoder
89
DVD-POWER
O
DVD power on/off control signal output “H”: power on
90
STOP
I
System stop signal input
39
AVD-C70ES
Pin No.
Pin Name
I/O
Pin Description
91
POWER-SW
I
System power on/off control signal input “H”: power on
92
SIRCS
I
Remote control signal input
93
WAKE
I
System wake up signal input by pressing any key on the front panel or remote
commander or disc insert detect sensor
94
RDS-CLK
I
RDS serial data transfer clock signal input from the RDS decoder
95
DSENS
O
CDM disc detect signal output
96
TSENS
O
CDM slit edge interruption signal output
97
DF-SW
O
Selection signal output to the digital audio processor
98
DF-SYNC
O
Sync signal output to the digital audio processor
99
DF-RST
O
Reset signal output for the digital audio processor “L”: reset
100
I2HLP
I/O
Busy signal input/output for the I2C bus Not used. (Open)
40
AVD-C70ES
• DVD BOARD IC902 PT8300 (CHANGER CONTROLLER (MOTOR, SWITCH))
Pin No.
Pin Name
I/O
Pin Description
1
VSS
—
Ground terminal
2
RESET B
I
Reset signal input from the system controller “L”: reset
3
CLK
I
Serial data transfer clock signal input from the system controller
4
LATCH
I
Serial data latch pulse signal input from the system controller
5
OUTSW
I
CDM tray open detect switch input terminal “L”: active
6
INSW
I
CDM tray close detect switch input terminal “L”: active
7
P13
I
Disc in (8/12cm) detect switch input terminal “L”: play position Not used. (Open)
8
P12
I
Disc in (12cm) detect switch input terminal “L”: play position Not used. (Open)
9
P11
I
Stocker in/out detect switch input terminal “L”: in the midst disc is moving between
play position and stocker except the moment disc in/out from stocker Not used. (Open)
Disc position detect switch input terminal Not used. (Open)
10
P10
I
“L”: disc is play position side in the midst disc is moving between play position and stocker
“H”: disc is stocker side in the midst disc is moving between play position and stocker
11
P9
I
Disc out detect switch input terminal “H”: disc out from play position
Not used. (Open)
12
P8
I
Stocking detect switch input terminal Not used. (Open)
“H”: in the midst disc is moving between play position and stocker
13
LATCHO
O
Serial data latch pulse signal output to the changer controller (rotary encoder)
Not used. (Open)
14
CLKO
O
Serial data transfer clock signal output to the changer controller (rotary encoder)
Not used. (Open)
15
DO1
O
Serial data output to the changer controller (rotary encoder) Not used. (Open)
16
DI2
I
Serial data input terminal Not used. (Fixed at “L” in this set.)
17
TRMP
O
CDM tray left-roulette signal output “H”: active
18
TRMM
O
CDM tray right-roulette signal output “H”: active
19
V SEL2
O
Video select 2 signal output
20
V SEL1
O
Video select 1 signal output
21
V SEL0
O
Video select 0 signal output
22
A SEL2
O
Audio select 2 signal output
23
A SEL1
O
Audio select 1 signal output
24
A SEL0
O
Audio select 0 signal output
25
DO2
O
Serial data output to the changer controller (rotary encoder)
26
DI1
I
Serial data input from the system controller
27
PULLUP
—
Connected to power supply (+5 V)
28
VCC
—
Power supply terminal (+5 V)
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