Sony MEX-BT5100 Service Manual page 58

MEX-BT5100
Pin No. Pin Name
61 DOOR_IND
62 IT_POW
63 IT_FSW_SFT
64 FSW_SFT
65 NC
66 FLASH_W
67 RAMBU
68 DOOR_SW
69 NC
70 ACC_IN
71 to 73 NC
74 AD_ON
75 RESET
76 RST_PROTECT
77 XIN
78 XOUT
79 VSS1
80 OSCOUT
81 OSCIN
82 VCC3
83 TELLATT
84 ILLIN
85 BUSON
86 NC
87 FL_ON
88 FLD_ON
89 RC_IN1
90 PARKING
91 EJECT_OK
92 NC
93 CDMUTE_IN
94 CDON_IN
95 CDMON_IN
96 TEST_IN
97 DEBUG
AREASEL0 to AREA-
98 to 100
SEL2
58
I/O
O LED drive signal output terminal for sub panel LED
O Power on/off control signal output terminal for the bluetooth section
DC/DC converter oscillation frequency shift control signal output terminal for bluetooth sec-
O
tion
DC/DC converter oscillation frequency shift control signal output terminal for fl uorescent
O
indicator tube section
- Not used
I Flash writing mode detection signal input terminal
Internal RAM reset detection signal input from the reset signal generator Input terminal to
I
check that RAM data are not destroyed due to low voltage
I Shutter of front panel open/close detection input terminal
- Not used
I Accessory power detection signal input terminal
- Not used
A/D converter power control signal output When the KEY ACK (pin 50) that controls refer-
O ence voltage power for key A/D conversion input is active, "L" is output from this terminal to
enable the input
I System reset signal input from the reset signal generator and reset switch
O Reset protect control signal output terminal
I Sub system clock input terminal (32.768 kHz)
O Sub system clock output terminal (32.768 kHz)
- Ground terminal
O Main system clock output terminal (18.432 MHz)
I Main system clock input terminal (18.432 MHz)
- Power supply terminal (+3.3V)
Telephone muting detection signal input terminal At input of "H", the audio signal is attenu-
I
ated by 20 dB
Illuminate line detect signal input terminal for the automatic dimmer control "L": detected the
I
illumination line (lighting is made dark)
O SONY bus on/off control signal output terminal
- Not used
O Power on/off control signal output terminal for the fl uorescent indicator tube section
O Power on/off control signal output terminal for the fl uorescent indicator tube driver section
I Rotary remote commander shift key input terminal
I Side brake (parking brake) detection input terminal
O CD eject OK signal output to the CD system control
- Not used
I Muting on/off control signal input from the CD system control
I CD servo power supply detection input terminal
I CD mecha power supply detection input terminal
I Test mode setting terminal
I Debug mode setting terminal
I Model destination signal input terminal
Description
"H": LED on
Not used
"H": Open, "L": Close
"L": accessory power on
Not used
"L": bus on
Not used
"L": test mode
"H": debug mode
"L": Writing mode
"L": reset