Read Sony DSX-A50BT / DSX-A50BTE Service Manual online
DSX-A50BT/A50BTE
30
Pin No.
Pin Name
I/O
Description
67 to 71
NC
-
Not used
72
AMP_REM
O
Amplifi er remote output on/off control signal output terminal “H”: output on
73
SYS_EN
O
System power on/off control signal output to the DC/DC converter “H”: power on
74
AUDIO_EN
O
Power supply on/off control signal output terminal for audio section “H”: power on
75
BT_TX (A50)
O
Serial data output to the Bluetooth section
76
BT_RX (A50)
I
Serial data input from the Bluetooth section
77, 78
NC
-
Not used
79
RE_IN0
I
Jog dial pulse signal input from the rotary encoder (A phase input) (for volume)
80
RE_IN1
I
Jog dial pulse signal input from the rotary encoder (B phase input) (for volume)
81
BT_MIC_ON (A50)
O
Power supply on/off control signal output terminal for microphone signal “H”: power on
82
BT_RTS (A50)
O
Return to send signal output to the Bluetooth section
83
BT_CTS (A50)
I
Clear to send signal input from the Bluetooth section
84
BT_RESET (A50)
O
Reset signal output to the Bluetooth section “L”: reset
85
BT_POWER (A50)
O
Power supply on/off control signal output to the Bluetooth section “H”: power on
86
NC
-
Not used
87
SYS_ON
O
System on/off control signal output terminal “L”: system on
88
RCIN1
I
Rotary commander shift key input terminal
89
KEYACK0
I
Key acknowledge detection signal input terminal for the rotary commander key entry
90
KEYACK1
I
Key acknowledge detection signal input terminal for the front panel key entry
91
NC
-
Not used
92, 93
KEYIN1, KEYIN0
I
Front panel key signal input terminal
94
AVSS
-
Ground terminal (for A/D converter)
95
RC_IN0
I
Rotary commander key input terminal
96
AVRH
-
Reference voltage terminal (+3.3V) (for A/D converter)
97
AVDD
-
Power supply terminal (+3.3V) (for A/D converter)
98
LCD_CE
O
Chip enable signal output to the liquid crystal display driver
99
LCD_SO
O
Serial data output to the liquid crystal display driver
100
LCD_CLK
O
Serial data transfer clock signal output to the liquid crystal display driver
Click on the first or last page to see other DSX-A50BT / DSX-A50BTE service manuals if exist.