Sony MHC-GNX100 (serv.man2) Service Manual ▷ View online
5
7
MHC-GNX100(HCD-GNX100)
Pin No.
Pin Name
I/O
Description
99
EXCK
I
Not used (Open)
100
XRST
I
System reset input from M30622MEP
101
SYSM
I
Mute input (Connected to ground)
102
DATA
I
Serial data input from M30622MEP
103
VSS
—
ground
104
XLAT
I
Latch input from M30622MEP
105
CLOCK
I
Serial data transfer clock input from M30622MEP
106
VDD
—
Power supply (+2.5V)
107
SENS
O
SENS output to M30622MEP
108
SCLK
I
SENS serial data readout clock input (Connected to +VDD(+3.3v))
109
ATSK
I/O
Not used (Open)
110
WFCK
O
Not used (Open)
111
XUGF
O
Not used (Open)
112
XPCK
O
Not used (Open)
113
GFS
O
Not used (Open)
114
C2PO
O
Not used (Open)
115
SCOR
O
High output when the sub code sync, S0 or S1, is detected
116
VDD
—
Power supply (+2.5V)
117
C4M
O
Not used (Open)
118
WDCK
O
Not used (Open)
119
COUT
I/O
Not used (Open)
120
NC
—
Not used (Open)
5
8
MHC-GNX100(HCD-GNX100)
Pin No.
Pin Name
I/O
Description
1
XRST
O
Reset signal output to CXD3053AR
2
CD-DATA
O
Serial data output to CXD3053AR
3
XLAT
O
Serial data latch signal output to CXD3053AR
4
SIRCS
I
Remote control signal input
5
MP3 DATA OUT
O
Serial data output to TC94A34FG
6
MP3 DATA IN
I
Serial data input from TC94A34FG
7
MP3 CLK
O
Serial data transfer clock output to TC94A34FG
8
BYTE
I
Not used (Connected to ground)
9
CNVSS
—
Ground at test (Pull down)
10
XC-IN
I
Sub system clock input (32.768KHz)
11
XC-OUT
O
Sub system clock output (32.768KHz)
12
RESET
I
System reset input
13
X-OUT
O
Main system clock output (16MHz)
14
VSS
—
Ground
15
X-IN
I
Main system clock input (16MHz)
16
VCC
—
Power supply (+5V)
17
NMI
I
Not used (Pull up with resistor)
18
CD-CLK
O
CD data clock output
19
SCOR
I
Sub code sync (S0+S1) detection signal input
20
AC-CUT
I
AC off detection signal input
21
SENS
I
Internal status detection monitor input from CXD3059AR
22
MP3 RST
O
Reset signal output to TC94A34FG
23
MP3 CS
O
Chip select signal output to TC94A34FG
24
MP3 LP
O
Latch pulse output to TC94A34FG
25
MP3 ACK
I
Acknowledge signal input from TC94A34FG
26
MP3 REQ
I
Request signal input to TC94A34FG
27
MP3 STB
O
Standby mode signal output to TC94A34FG
28
XTCN
O
Oscillation on/off control signal output to CXD3053AR
29
IIC-CLK
I/O
IIC bus serial clock input/output
30
IIC-DATA
I/O
IIC bus serial data input/output
31
VMUTE
O
CDG video signal muting on/off control signal output
32
CD POWER
O
Not used (Open)
33
CDG DET
I
Not used (Open)
34
CDG/BGC
O
Not used (Open)
35
CDG RST
O
Not used (Open)
36
FAN KICK-OFF
O
Fan kick off pulse to start up fan rotation signal output
37
CD MUTE
O
CD muting on/off control signal output
38
OPEN SW
I
Eject detection signal input
39
TBL-SENS
I
Disc tray position detection signal input
40
E-3
I
Disc tray status detection signal input
41
E-2
I
Disc tray status detection signal input
42
E-1
I
Disc tray status detection signal input
43
TM-F
O
Table motor control signal output
44
TM-R
O
Table motor control signal output
45
LMF
O
Table loading motor control signal output
46
LMR
O
Table loading motor control signal output
47
A-PLAY
I
Deck A playback detection signal input
48
A-HALF
I
Deck A cassette detection signal input
49
SW LED1
O
LED drive signal output
• IC401 M30622MEP-A02FPUO SYSTEM CONTROL (
placa PRINCIPAL)
5
9
MHC-GNX100(HCD-GNX100)
Pin No.
Pin Name
I/O
Description
50
SW LED2
O
LED drive signal output
51
B-PLAY
I
Deck B playback detection signal input
52
THERMAL VACS
I
Thermal VACS detection input
53
A-TRIG
O
Deck A side trigger plunger drive signal output
54
CAPM-CONT
O
Capstan motor drive signal output
55
B-TRIG
O
Deck B side trigger plunger drive signal output
56
REC BIAS
O
Recording bias on/off control signal output
57
TC-RELAY
O
Recording/playback selection signal output
58
ALC
O
Automatic limiter control signal output
59
PB-AB
O
Deck A/B playback selection signal output
60
AMS-IN
I
Not used.
61
UNDER VOLTAGE DET
I
Under-voltage protection detection input
62
VCC
—
Power supply(+3.3V)
63
OVER VOLTAGE DET
I
Over-voltage protection detection input
64
VSS
—
Ground
65
TC MUTE
O
Tape playback muting on/off signal output
66
LINE MUTE
O
Line muting on/off signal output
67
REC MUTE
O
Recording muting on/off signal output
68
SW RY
O
Sub woofer relay drive signal output
69
STBY-RLY
O
Main power on/off signal output
70
PROT
I
Speaker protect detection signal input
71
GC-RESET
O
GC reset signal output
72
STBY-LED/FAN CTRL
O
POWER indicator LED drive signal output
73
DISPLAY-KEY
I
DISPLAY key press detection Interrupt signal input
74
POWER-KEY
I
POWER key press detection Interrupt signal input
75
HP-MUTE
O
Headphone muting on/off signal output
76
FR RELAY
O
front speakers relay drive signal output
77
LINK/SURR-RLY
O
Surround speaker mode control signal output
78
STK-MUTE
O
Power amplifier and sub woofer amplifier on/off control signal output
79
M61530-DATA
O
Serial data output to M61530FP
80
M61530-CLK
O
Serial transfer clock signal output to M61530FP
81
M61529-DATA
O
Serial data output to M61529FP
82
M61529-CLK
O
Serial transfer clock signal output to M61529FP
83
SW ON LED
O
SUB WOOFER ON LED drive signal output
84
ST-CE
O
PLL chip enable signal output to the tuner unit
85
MC DIN (ST)
O
PLL serial data output to the tuner unit
86
ST-CLK
I
PLL serial transfer clock signal output to the tuner unit
87
MC DOUT (ST)
I
PLL serial data input from the tuner unit
88
TUNED
I
Tuning detection signal input from the tuner unit
89
A SHUT
I
Shut off detection signal input from deck A side reel pulse detector
90
B SHUT
I
Shut off detection signal input from deck A side reel pulse detector
91
SW AD KEY
I
Sub woofer on/off and surround speaker mode key input
92
MODEL-IN
I
Model input
93
DEST-IN
I
Destination input
94
B-HALF
I
Deck B cassette , forward side recording tab and reverse side recording tab detection signal input
95
SW VOL IN
I
Subwoofer on/off signal input
96
AVSS
—
Ground
97
BPF DET
I
Low frequency signal input from NJM2760 for RANDOM mode
98
VREF
I
A/D reference voltage input
99
AVCC
—
Power supply (+3.3V)
100
HP DET
I
Headphone connection detection signal input
60
MHC-GNX100(HCD-GNX100)
Pin No.
Pin Name
I/O
Description
1 to 8
G8 to G1
O
FLD grid signal output
9, 10
P1,P2
O
FLD segment signal output
11
VSS-IO
—
Ground
12 to 22
P3 to P13
O
FLD segment signal output
23
VDD-FIP
—
Power supply (+3.3V)
24 to 41
P14 to P31
O
FLD segment signal output
42
VSS-IO
—
Ground
43 to 47
P32 to P36
O
FLD segment signal output
48
VKK
—
Power supply (-35V)
49
MD0
I
MD0 signal at test
50
MD1/VDD-VFT
I
Not used (pull up)
51
MD2
I
Not used (pull down)
52
LED CD/DVD
O
LED drive signal output
53
LED TUNER
O
LED drive signal output
54
LED TAPE
O
LED drive signal output
55
LED VIDEO
O
LED drive signal output
56
LED STOP,PAUSE
O
LED drive signal output
57
LED VOLUME 2,3
O
LED drive signal output
58
LED VOLUME 4,5
O
LED drive signal output
59
LED VOLUME 6,1
O
LED drive signal output
60
IIC DATA
I/O
IIC bus serial data input/output
61
IIC CLK
I/O
IIC bus serial clock input/output
62
AVCC
—
Power supply (+3.3V)
63
AVSS
—
Ground
64 to 66
KEY0 to KEY2
I
Key input (A/D)
67
ALL BAND
I
Audio L+R signal input
68 to 71
BPF4 to BPF1
I
Spectrum analyzer signal input
72
LED VIDEO/MD
O
LED drive signal output
73
X-ROUND JOG
I
X-ROUND JOG encoder signal input
74
VOLUME
I
Volume encoder signal input
75
OPERATION DIAL
I
JOG dial encoder signal input
76
AMS
I
AMS dial signal input
77
RESET
I
Reset input
78
LED AMS+/-,FF/FW
O
LED drive signal output
79
LED PLAY
O
LED drive signal output
80
SELECTOR
O
LED group select signal output
81
VSS-CPU
—
Ground
82
XOUT
O
Crystal oscillator output (4MHz)
83
XIN
I
Crystal oscillator input (4MHz)
84
VCC-CPU
—
Power supply (+3.3V)
85 to 100
G24 to G9
O
FLD grid signal output
• IC902 MB90M407PF-G-144-BNDE1 DISPLAY CONTROL
(Placa PAINEL)
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