Sony CDX-GS500R Service Manual ▷ View online
CDX-GS500R
33
Pin No.
Pin Name
I/O
Description
1
NOSE_SW
I
Front panel remove/attach detection signal input terminal “L”: Front panel is attached
2
SIRCS
I
Remote control signal input from the remote control signal receiver
3
UNISO
-
Not used
4
UNISI
-
Not used
5
UNISCK
-
Not used
6
BYTE
I
External data bus width select signal input Connect to VSS in this unit
7
CNVSS
I
Flash write signal input terminal Normally operation: “L”, Flash write: “H”
8
XIN
I
Low speed operation clock signal input terminal (32.768 kHz)
9
XOUT
O
Low speed operation clock signal output terminal (32.768 kHz)
10
RESET
I
System reset signal input terminal Not used
11
OSCOUT
O
High speed operation clock signal output terminal (7.92 MHz)
12
VSS
-
Ground terminal
13
OSCIN
I
High speed operation clock signal input terminal (7.92 MHz)
14
VCC1
-
Power supply terminal (+3.3V)
15
NMI
I
Non-maskable interrupt signal input terminal Fixed at “H” in this unit
16
MEC_SELFSW
I
Detection signal input from the CD section (self switch)
17
BUIN
I
Back up power supply detection signal input terminal “L” is input at low voltage
18
NCO
-
Not used
19
RC_IN1
I
Rotary remote commander shift key input terminal
20
MC_RX
I
Serial data input from the sub system controller
21
NCO
-
Not used
22
MC_TX
O
Serial data output to the sub system controller
23
NCO
-
Not used
24
SYNC_OUT
O
Synchronize signal output to the line amplifi er and DC/DC converter
25
SYNC_PRE5V_ON
-
Not used
26
BEEP
O
Beep sound drive signal output to the power amplifi er
27
I2C_SCK
O
IIC serial clock signal output terminal
28
I2C_SIO
I/O
IIC two-way serial data bus terminal
29
FW_TXD
O
Flash writer data output terminal
30
FW_RXD
I
Flash writer data input terminal
31
FW_CLK
I
Flash writer clock signal output terminal
32
FW_BUSY
O
Flash writer busy signal output terminal
33
XM_TX
O
Serial data output to the SIRIUSXM IN connector (US and Canadian models only)
34
XM_RX
I
Serial data input from the SIRIUSXM IN connector (US and Canadian models only)
35
XM_POWER_EN
O
Power supply on/off control signal output to the SIRIUSXM IN connector
(US and Canadian models only)
(US and Canadian models only)
36 to 38
NCO
-
Not used
39
EPM
O
EPM signal output terminal Fixed at “L” in this unit
40
NCO
-
Not used
41
MEC_LOAD
O
Motor (Loading) signal output to the CD section
42
MEC_EJECT
O
Motor (Eject) signal output to the CD section
43
NCO
-
Not used
44
CE
I
Chip enable signal input terminal Fixed at “H” in this unit
45
HIT2_DATA
I/O
IIC two-way serial data bus with the tuner unit
46
HIT2_SCL
O
IIC serial clock signal output to the tuner unit
47
HIT2_RESET
O
Reset signal output to the tuner unit “L”: reset
48 to 50
NCO
-
Not used
51
EN_SYS
O
Power supply on/off control signal output to the DC/DC converter “H”: power on
52
IPOD
-
Not used
53
NCO
-
Not used
54
NA
-
Not apply
55
ACC_IN
I
Accessory power detection signal input terminal “L”: accessory power on
56
ATT
O
Muting on/off control signal output terminal “H”: muting on
57
DIAG
I
Diagnostic signal input from the power amplifi er
58
AMPSTB
O
Standby control signal output to the power amplifi er
59
GHOST_RST
O
Reset signal output to the sub system controller “L”: reset
• IC Pin Function Description
MAIN BOARD IC501 R5F3650KCDZ95FB (MAIN SYSTEM CONTROLLER) (US and Canadian models)
IC501 R5F3650ECDZ98FB (MAIN SYSTEM CONTROLLER) (AEP and UK models)
Ver. 1.1
CDX-GS500R
34
Pin No.
Pin Name
I/O
Description
60
VCC2
-
Power supply terminal (+3.3V)
61
GHOST_1_5V
-
Not used
62
VSS
-
Ground terminal
63
DSP_RST
O
Reset signal output to the audio DSP “L”: reset
64
DSP_SSTBY
O
SRAM standby mode control signal output to the audio DSP
65
DSP_1_5V
O
Power supply on/off control signal output terminal for the audio DSP “H”: power on
66
NCO
-
Not used
67
GHOST_3_3V
O
Power supply on/off control signal output terminal for the sub system controller “H”: power on
68
MEC_INSW
I
Detection signal input from the CD section (in switch)
69
MEC_DSW
I
Detection signal input from the CD section (D switch)
70
NCO
-
Not used
71
CD_XRST
I
Reset request signal input from the sub system controller “L”: reset
72
MD_MUTE_IN
I
Muting request signal input from the sub system controller “H”: muting on
73
BT_MUTE_IN
-
Not used
74
MUTE_PRE4V
O
Muting on/off control signal output to the line amplifi er “L”: muting on
75
MECON_CHECK
I
Power supply voltage detection terminal for CD mechanism section
76
DEBUG_3
-
Not used
77
DEBUG_1
-
Not used
78
DEBUG_2
-
Not used
79, 80
RE-IN1, RE-IN0
I
Jog dial pulse input from the rotary encoder
81
RE_ON
O
Jog dial pulse pull-up signal output terminal
82
RE_ON (RESERVE)
-
Not used
83 to 85
NCO
-
Not used
86
NA
-
Not apply
87, 88
NCO
-
Not used
89, 90
KEYACK0, KEYACK1
I
Acknowledge signal (wake up signal) input terminal
91
NCO
-
Not used
92, 93
KEYIN1, KEYIN0
I
Front panel key input terminal
94
AVSS
-
Ground terminal (for A/D converter)
95
RC_IN0
I
Rotary remote commander shift key input terminal
96
AVRH
I
Reference voltage (+3.3V) input terminal (for A/D converter)
97
AVDD
-
Power supply terminal (+3.3V) (for A/D converter)
98
NCO
-
Not used
99
DOWNLD_DET
I
Serial fl ash downloader status detection signal input terminal
100
BT_MIC_POWER
-
Not used
CDX-GS500R
35
MAIN BOARD IC601 TMPM320C1DFG-9999 (SUB SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
MODE1
I
Operation mode setting terminal Fixed at “L” in this unit
2
RESETn
I
Reset signal input terminal from the main system controller
3
DRV_ON
O
Driver control signal output to the CD section
4
BSIF_INT
I
Request signal input from the audio DSP
5
DEC_INT
I
Request signal input from the audio DSP
6
(DOOR_SW)
-
Not used
7
MEC_LIMIT
I
Detection signal input from the CD section (limit switch)
8
CD_XRST
O
Reset request signal output to the main system controller “L”: reset
9
DEC_XMUTE
O
Muting on/off control signal output to the audio DSP
10
SF_WP
O
Write protect signal output to the serial fl ash
11
SF_HOLD
O
Hold signal output to the serial fl ash
12
DVCC3.3IO
-
Power supply terminal (+3.3V)
13
DVSSCOM
-
Ground terminal
14
SP_CLK
O
Spectrum analyzer data transfer clock signal output to the audio DSP
15
SP_DATA
I
Spectrum analyzer data input from the audio DSP
16
CD_ZDET
I
Zero detection signal input from the audio DSP
17
A-ATT
O
Muting on/off control signal output to the main system controller
18
SF_SO
O
Serial data output to the serial fl ash
19
SF_SI
I
Serial data input from the serial fl ash
20
SF_CE
O
Chip enable signal output to the serial fl ash
21
SF_CLK
O
Serial data transfer clock signal output to the serial fl ash
22
BSIF_DATA
O
Audio data output to the audio DSP
23
BSIF_GATE
O
Gate signal output to the audio DSP
24
BSIF_LRCK
O
L/R sampling clock signal output to the audio DSP
25
BSIF_BCK
O
Bit clock signal output to the audio DSP
26
LCD_DO
O
Serial data output to the liquid crystal display driver
27
ILL_IN
I
Illuminate line detect signal input terminal
28
LCD_CE
O
Chip enable signal output to the liquid crystal display driver
29
LCD_CLK
O
Serial data transfer clock signal output to the liquid crystal display driver
30
DVCC3.3IO
-
Power supply terminal (+3.3V)
31
DVSSCOM
-
Ground terminal
32
DVCC1.2DRM
-
Power supply terminal (+1.2V)
33
DVCC1.2DRM
-
Power supply terminal (+1.2V)
34
DVSSCOM
-
Ground terminal
35
SWDCK
O
Debug terminal (for ICE) Not used
36
SWDIO
I/O
Debug terminal (for ICE) Not used
37 to 40
CD_BUS0 to
CD_BUS3
O
Serial data output to the audio DSP
41
CD_BUCK
O
Serial data transfer clock signal output to the audio DSP
42
DVCC33IO
-
Power supply terminal (+3.3V)
43
DVCC3.3DRM
-
Power supply terminal (+3.3V)
44
DVSSCOM
-
Ground terminal
45
CD_XCCE
O
Chip enable signal output to the audio DSP
46
USB_EN
-
Not used
47
CP_SEL
I
EEPROM setting terminal “H”: EEPROM use
48
DVCC1.2
-
Power supply terminal (+1.2V)
49
BT_TX
O
Serial transmit data output terminal Not used
50
BT_RX
I
Serial receive data input terminal Not used
51
BT_CTS
I
Serial receive data input terminal Not used
52
BT_RTS
O
Serial transmit data output terminal Not used
53
DVSS_COM
-
Ground terminal
54
BT_POWER
O
Power supply control signal output terminal Not used
55
BT_RESET
O
Reset signal output terminal Not used
56
BT_MIC_DET
I
Microphone detection signal input terminal Not used
57
CP_RESET
O
Reset signal output terminal Not used
58
MC_TX
O
Serial data output to the main system controller
59
MC_RX
I
Serial data input from the main system controller
60
I2C_SCL
O
Serial data transfer clock signal output to the EEPROM
CDX-GS500R
36
Pin No.
Pin Name
I/O
Description
61
I2C_SDA
I/O
Two-way data bus with the EEPROM
62
DVCC1.2
-
Power supply terminal (+1.2V)
63 to 68
D0 to D5
I/O
Two-way data bus terminal Not used
69
DVSSCOM
-
Ground terminal
70
D6
I/O
Two-way data bus terminal Not used
71
DVCC3.3IO
-
Power supply terminal (+3.3V)
72 to 80
D7 to D15
I/O
Two-way data bus terminal Not used
81, 82
A0, A1
O
Address signal output terminal Not used
83
DVSSCOM
-
Ground terminal
84 to 86
A2 to A4
O
Address signal output terminal Not used
87
DVCC1.2
-
Power supply terminal (+1.2V)
88
DVCC3.3IO
-
Power supply terminal (+3.3V)
89 to 97
A5 to A13
O
Address signal output terminal Not used
98
DVSSCOM
-
Ground terminal
99 to 103
A14 to A18
O
Address signal output terminal Not used
104
DVCC3.3IO
-
Power supply terminal (+3.3V)
105 to
108
DT10_DATA1 to
DT10_DATA4
-
Not used
109
OE
O
Output enable signal output Not used
110
WE
O
Write enable signal output Not used
111
DT10_CLK
-
Not used
112
DT10_CE
-
Not used
113
DOWNLD_DET
O
Serial fl ash downloader status detection signal output terminal
114
NCO
-
Not used
115
USB1_OVR
I
USB over current detection signal input from the DC/DC converter “L”: over current
116
USB1_ON
O
Power supply on/off control signal output to the DC/DC converter “H”: power on
117
DVCC1.2
-
Power supply terminal (+1.2V)
118
DVSSCOM
-
Ground terminal
119
DVSSPULL
-
Ground terminal
120
DVCC1.2PULL
-
Power supply terminal (+1.2V)
121
DVCC1.2
-
Power supply terminal (+1.2V)
122
DVSSCOM
-
Ground terminal
123
AVDD3.3USB
-
Power supply terminal (+3.3V)
124
AVSS3.3USB
-
Ground terminal
125
DP
I/O
Two-way USB data (positive) with the USB cable connector
126
TXRTUNE
I
External resistor connection terminal for USB
127
DM
I/O
Two-way USB data (negative) with the USB cable connector
128
AVSS3.3USB
-
Ground terminal
129
AVDD3.3USB
-
Power supply terminal (+3.3V)
130
XO
O
System clock output terminal (12 MHz)
131
AVSS3.3USBC
-
Ground terminal
132
XI
I
System clock input terminal (12 MHz)
133
DVSSUSB
-
Ground terminal
134
DVDD1.2USB
-
Power supply terminal (+1.2V)
135
ANALOGTEST
-
Not used
136
DVSSCOM
-
Ground terminal
137
DVCC1.2
-
Power supply terminal (+1.2V)
138 to
141
(N.C.)
-
Not used
142
AVSSADC
-
Ground terminal
143
AVDD3.3DC
-
Power supply terminal (+3.3V)
144
MODE0
I
Operation mode setting terminal Fixed at “L” in this unit
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