Sony STR-DN1050 Service Manual page 77

Pin No. Pin Name
55 FL_CLK
56 HDMI_CECIN
57 AD_KEY1
58 AD_KEY2
59 SIRCS_IN
60 AVCC
61 AVRH
62 AVSS
63 VOLUME_JOG
64 PURE_DIRECT
65 POWER_KEY
66 LIMITER
67 TEMP_SENSOR_2
68 TEMP_SENSOR_1
69 FL_ENABLE
70 FL_BK
FLASH_CLK/POWER_
71
LED
72 SO
73 SI
74 BT_MUTE
75 VSS
76 VCC
77 WF_HDMI_SEL
78 TCK
79 TDI
80 TMS
81 TD0
82 STDBY_LED
83 NFC_RFDET
84 STDBY_VU_PCONT
85 ZONE2_PWR
86 HP_RY
87 BRIDGEABLE_RY
88 SBL_SBR_RY
ZONE2_PREOUT_
89
SW_RY
90 FRONT_SPK_RY
91 C/SL_SR_RY
92 PROTECT
93 AC_CUT
94 E2P_SCL
95 E2P_SDA
96 P60
97 VCC
98 POWER_RY
99 FUSE_DET
100 VSS
I/O
O Clock signal output for FL DISPLAY DRIVER IC
I CEC serial data input from the HDMI connector
I Key signal input (A/D port)
I Key signal input (A/D port)
I SIRCS signal input
- Analog power supply pin for A/D converter
- Standard power supply pin for A/D converter
- Analog ground for A/D converter
I MASTER VOLUME encoder signal input
O Output signal to OFF FL Tube
I Power switch input terminal
I Limiter signal input
I Thermal detection signal input from the thermal sensor
I Thermal detection signal input from the thermal sensor
O Enable control for FL DISPLAY DRIVER IC
O Blanking period signal output to the fl uorescent indicator tube
O Power on/standby LED control port
O Serial data output terminal (use for Firmware Flash Program)
I Serial data input terminal (use for Firmware Flash Program)
I Mute request from BT device to MAIN uCOM.
- Ground terminal
- Power supply pin (+3.3V)
O Audio selection between NETWORK and HDMI block
- Test clock signal input terminal (for JTAG) Not used
- Test data input terminal (for JTAG) Not used
- Test mode selection signal input terminal (for JTAG) Not used
- Test data output terminal (for JTAG) Not used
O Standby LED
I NFC_RF detection signal
O +3.3V STDBY_Video Micom_Power Control
INT Signal input from ZONE POWER key.
O Relay drive signal (for headphone) output terminal "H": relay on
O Relay drive signal (for power supply) output terminal "H": relay on
O Relay drive signal (for surround back) output terminal "H": relay on
O Relay drive signal (for sub woofer) output terminal "H": relay on
O Relay drive signal (for front) output terminal "H": relay on
O Relay drive signal (for center and surround) output terminal "H": relay on
I Protect detection signal input terminal
I AC off detection signal input
O Serial data transfer clock signal output to the EEPROM
I/O Two-way data bus with the EEPROM
I Selection of micon operation mode (Pull Down 10k)
- Power supply pin (+3.3V)
O Relay drive signal (for main power) output terminal "H": relay on
I Fuse open detect signal input
- Ground terminal
Description
STR-DN1050
77