Sony MHC-RG66T Service Manual ▷ View online
MHC-RG66T
7-27. DESCRIÇÃO DOS PINOS DOS IC's
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PLACA PRINCIPAL IC501 M30620MCN-A00FP (SYSTEM CONTROLLER (CD MECHANISM CONTROL))
Pin No.
Pin Name
I/O
Description
1
NO-USE
—
Not used
2
STEREO
I
FM stereo detection signal input from the tuner unit “L”: stereo
3
TUNED
I
Tuning detection signal input from the tuner unit “L”: tuned
4
SIRCS
I
Remote control signal input
5 to 7
SUR1 to SUR3
O
Surround signal processor control signal output terminal Not used
8, 9
GND
—
Ground terminal
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 signal generator “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”
13
X-OUT
O
Main system clock output terminal (16 MHz)
14
VSS
—
Ground terminal
15
X-IN
I
Main system clock input terminal (16 MHz)
16
VCC
—
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt input terminal
18
NO-USE
—
Not used
19
SCOR
I
Subcode sync (S0+S1) detection signal input from the digital signal processor
20
AC-CUT
I
AC off detection signal input from the reset signal generator “L”: AC cut checked
21
ST-MUTE
O
Tuner muting on/off control signal output “H”: muting on
22
ST-CE
O
PLL chip enable signal output to the tuner unit
23
ST-DOUT
O
PLL serial data output to the tuner unit
24
PWM3
O
RFDC PWM signal output to the RF amplifier (for CD-RW)
25
ST-DIN
I
PLL serial data input from the tuner unit
26
PWM2
O
PWM signal output to the RF amplifier (for CD-RW)
27
ST-CLK
O
PLL serial data transfer clock signal output to the tuner unit
28
PWM1
O
Focus servo drive PWM signal output to the RF amplifier (for CD-RW)
29
IIC-CLK
I/O
Communication data reading clock signal input or transfer clock signal output with the fluorescent
indicator tube driver
indicator tube driver
30
IIC-DATA
I/O
Communication data bus with the fluorescent indicator tube driver
31
TXD1
—
Not used
32
SQ-DATA
I
Subcode Q data input from the digital signal processor
33
SQ-CLK
O
Subcode Q data reading clock signal output to the digital signal processor
34
SENS
I
Internal status detection monitor input from the digital signal processor
35
CD-DATA
O
Serial data output to the digital signal processor
36
XLT
O
Serial data latch pulse output to the digital signal processor
37
CD-CLK
O
Serial data transfer clock signal output to the digital signal processor
38
CD-POWER
O
Power on/off control signal output for the CD section “H”: power on
39
CLOCK-OUT
O
Clock (32.768 kHz) signal output terminal (for test mode)
40
LD ON
O
Laser diode on/off control signal output to the RF amplifier “L”: laser diode on
41
GC RESET
I
Reset signal output to the fluorescent indicator tube driver “L”: reset
42
NO-USE
—
Not used
43
XRST
O
Reset signal output to the digital signal processor and motor/coil driver “L”: reset
44
LOAD-IN
O
Turn motor drive signal output
45
LOAD-OUT
O
Turn motor drive signal output
46
OPEN-SW
I
Disc tray open detection signal input terminal “L”: disc tray open
47
CLOSE-SW
I
Disc tray close detection signal input terminal “L”: disc tray close
49
MHC-RG66T
Pin No.
Pin Name
I/O
Description
48
BU UP/DOWN-SW
I
Optical pick-up up/down detection signal input terminal
49
TBL-SENS
I
Disc tray status detection signal input
50
CD-MUTE
O
CD analog signal muting on/off control signal output “H”: muting on
51
A-TRG
O
Deck-A side trigger plunger drive signal output “H”: plunger on
52
B-TRG
O
Deck-B side trigger plunger drive signal output “H”: plunger on
53
AMS-IN
I
Whether a music is present or not from the automatic music sensor circuit
“L”: music is present, “H”: music is not present
“L”: music is present, “H”: music is not present
54
CAPM-H/L
O
High/normal speed selection signal output “L”: high speed, “H”: normal speed
55
CAPM-CNT1
O
Capstan motor drive signal output
56
A-PLAY
I
Deck-A play detection signal input terminal “H”: deck-A play
57
B-PLAY
I
Deck-B play detection signal input terminal “H”: deck-B play
58
TC-MUTE
O
Line muting on/off control signal output to the automatic music sensor circuit “H”: muting on
59
SW-ON-LED
O
LED drive signal output terminal “H”: LED on Not used
60
SW-MATRIX-
SURR-2-LED
O
LED drive signal output terminal “H”: LED on Not used
61
REC-MUTE
O
Recording muting on/off control signal output “L”: muting on
62
VCC
—
Power supply terminal (+3.3V)
63
SOFT-TEST
O
Output terminal for the software test
64
VSS
—
Ground terminal
65
BIAS
O
Recording bias on/off control signal output “H”: bias on
66
EQ-H/N
O
Normal/high speed selection signal output “L”: normal speed, “H”: high speed
67
PB-A/B
O
Deck-A/B selection signal output “L”: deck-B, “H”: deck-A
68
ALC
O
Automatic limiter control signal output “H”: limiter on
69
TC-RELAY
O
Recording/playback selection signal output “L”: playback, “H”: recording
70
A-HALF
I
Deck-A cassette detection signal input terminal “L”: no cassette, “H”: cassette in
71
SW-LINK-LED
O
LED drive signal output terminal “H”: LED on Not used
72
SW-MATRIX-
SURR-1-LED
O
LED drive signal output terminal “H”: LED on Not used
73
DISPLAY-KEY
I
DISPLAY key input terminal
74
POWER-KEY
I
I/1 key input terminal
75
STBY-LED
O
LED drive signal output of the I/1 indicator “H”: LED on
76
AUDIO-OUT
GAME/VCD
O
Video out game/video CD selection signal output terminal “L”: video CD, “H”: game
Not used
Not used
77
AUDIO-OUT
ON/OFF
O
Audio out on/off control signal output terminal “H”: audio out on Not used
78
HP MUTE
O
Headphone muting on/off control signal output “L”: muting on
79
HP-DETECT
I
Connection detection signal input of the headphone jack
“L”: no connected, “H”: headphone connected
“L”: no connected, “H”: headphone connected
80
LINE-MUTE
O
Line muting on/off control signal output “H”: muting on
81
GEQ DATA
O
Serial data output to the audio signal processor
82
GEQ CLK
O
Serial data transfer clock signal output to the audio signal processor
83
STK-MUTE
O
Power amplifier on/off control signal output “L”: standby mode, “H”: power amplifier on
84
STBY-RELAY
O
Main power on/off control signal output “H”: power on
85
NO-USE
—
Not used
86
LINK-RELAY
O
Relay drive signal output for the surround speaker protect “H”: relay on Not used
87
FRONT-RELAY
O
Relay drive signal output for the front speaker protect “H”: relay on
88
PROTECTOR
I
Protect on/off detection signal input from the speaker protect circuit “L”: protect on
50
MHC-RG66T
Pin No.
Pin Name
I/O
Description
89
A-SHUT
I
Shut off detection signal input from the deck-A side reel pulse detector
90
B-SHUT
I
Shut off detection signal input from the deck-B side reel pulse detector
91
B-HALF
I
Deck-B cassette detection signal input terminal “L”: cassette in, “H”: no cassette
92
MODEL-IN
I
Model setting terminal
93
DEST-IN
I
Destination setting terminal
94
SW-AD-KEY
I
Key input terminal (A/D input) Not used
95
NO-USE
—
Not used
96
AVSS
—
Ground terminal (for analog system)
97
SW-RELAY
O
Relay drive signal output for the sub woofer out protect “H”: relay on Not used
98
VREF
I
Reference voltage (+3.3V) input terminal (for analog system)
99
AVCC
—
Power supply terminal (+3.3V) (for analog system)
100
NO-USE
—
Not used
51
MHC-RG66T
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PLACA PAINEL IC601 MB90M407PF-G-114-BND (FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL)
Pin No.
Pin Name
I/O
Description
1 to 10
P1 to P10
O
Segment drive signal output to the fluorescent indicator tube
11
VSS-IO
—
Ground terminal (for I/O port)
12 to 22
P11 to P21
O
Segment drive signal output to the fluorescent indicator tube
23
VDD-FIP
—
Power supply terminal (+3.3V) (for fluorescent indicator tube)
24 to 41
P22 to P39
O
Segment drive signal output to the fluorescent indicator tube
42
VSS-IO
—
Ground terminal (for I/O port)
43, 44
P40, P41
O
Segment drive signal output to the fluorescent indicator tube
45 to 47
NO-USE
—
Not used
48
VKK
—
Power supply terminal (–33V) (for fluorescent indicator tube)
49 to 51
MD0 to MD2
I
Setting terminal for the CPU operational mode
52
LED-TAPE
O
LED drive signal output of the TAPE A/B “H”: LED on
53
LED-TUNER
O
LED drive signal output of the TUNER/BAND “H”: LED on
54
LED-MD-VIDEO
O
LED drive signal output of the MD (VIDEO) “H”: LED on
55
LED-CD
O
LED drive signal output of the CD “H”: LED on
56
LED-GAME
O
LED drive signal output of the GAME “H”: LED on
57
LED-DISC1
O
LED drive signal output of the DISC1 “H”: LED on
58
LED-DISC2
O
LED drive signal output of the DISC2 “H”: LED on
59
LED-DISC3
O
LED drive signal output of the DISC3 “H”: LED on
60
I2C-DATA
I/O
Communication data bus with the system controller
61
I2C-CLOCK
I/O
Communication data reading clock signal input or transfer clock signal output with the system
controller
controller
62
AVCC
—
Power supply terminal (+3.3V) (for A/D conversion)
63
AVSS
—
Ground terminal (for A/D conversion)
64 to 66 KEY0 to KEY2
I
Key input terminal (A/D input)
67 to 72
BPF0 to BPF5
I
Spectrum analyzer drive signal input from the spectrum analyzer band-pass filter
73
ALL-BAND
I
Spectrum analyzer drive signal input from the spectrum analyzer band-pass filter
74
LED-REC
O
LED drive signal output of the REC PAUSE/START “H”: LED on
75, 76
NO-USE
—
Not used
77
RESET
I
System reset signal input from the system controller “L”: reset
78
SOFT-TEST
O
Output terminal for the software test
79
VOLUME-B
I
Jog dial pulse input from the rotary encoder (B phase input)
80
VOLUME-A
I
Jog dial pulse input from the rotary encoder (A phase input)
81
VSS-CPU
—
Ground terminal (for CPU)
82
X0
O
System clock output terminal (4 MHz)
83
X1
I
System clock input terminal (4 MHz)
84
VCC-CPU
—
Power supply terminal (+3.3V) (for CPU)
85
NO-USE
—
Not used
86 to 100
1G to 15G
O
Grid drive signal output to the fluorescent indicator tube
52
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