Sony MEX-BT5000 Service Manual page 58

MEX-BT5000
Pin No. Pin Name
77
VCCQ
78, 79 A13, A14
80 to 85 A15 to A20
86
VSSQ
87 A21
88 VCCQ
89, 90 A22, A23
91
VSS
92 A24
93 VCC
94 A25
95
PTK4
96 RD
97 DQMLL
98 DQMLU
99 DQMUL
100 VSSQ
101 DQMUU
102 VCCQ
103 RD/WR
104
PTE7
105 NOR_CS
106 CS2
107 SD_CS
108 CSA
109 PTK3
110 CSB
111
EVOL_CLK
112
MAS_RST
113 SELF_PRCT
114
DISP_RST
115
VSSQ
116
TXDPLS
117 VCCQ
118
MAS_PW
119
DOOR_SW
120
ATT
121
TXDMNS
USB1D_
122
SUSPEND
USB1_OVR_
123
CRNT
USB2_OVR_
124
CRNT
125
USB1DTXEL
126
USB1PWREN
127 USB2PWREN
58
I/O
- Power supply terminal (+3.3V)
O Address signal output to the SD-RAM and flash ROM
O
Address signal output to the flash ROM
- Ground terminal
O
Address signal output to the flash ROM
- Power supply terminal (+3.3V)
O
Address signal output terminal Not used
- Ground terminal
O
Address signal output terminal Not used
- Power supply terminal (+1.9V)
O
Address signal output terminal Not used
- Not used
O
Read strobe signal output to the flash ROM and data bus interface
O Write mask signal output to the SD-RAM and data bus interface
O Write mask signal output to the SD-RAM and flash ROM
O Write mask signal output to the SD-RAM
- Ground terminal
O Write mask signal output to the SD-RAM
- Power supply terminal (+3.3V)
O
Read/write signal output to the SD-RAM
- Not used
O Chip select signal output to the flash ROM
O
Chip select signal output terminal Not used
O
Chip select signal output to the SD-RAM
O
Chip select signal output to the data bus interface
- Not used
O
Chip select signal output to the data bus interface
O Serial data transfer clock signal output to the audio select
O System reset signal output to the system controller "L": reset
O Power on/off control signal output terminal for the bluetooth section
O System reset signal output to the front panel controller "L": reset
- Ground terminal
- Not used
- Power supply terminal (+3.3V)
I State notification signal input from the system controller "H": state that can be communicated
Shutter of front panel open/close detection input terminal Can not disc eject when input "H"
I
"L": Shutter is open
I Muting on/off control signal input terminal
- Not used
- Not used
I Over current detection signal input terminal for USB power supply section
I Over current detection signal input terminal Not used
- Not used
O Power on/off control signal output terminal for the USB power supply section
O Power on/off control signal output terminal Not used
Description