Sony STR-DH720 Service Manual page 60

STR-DH720/DH720HP
Pin No. Pin Name
56 DSP_MOSI
57 DSP_SPICLK
58 NO_USE
59 SI
60 SO
61 FLASH_CLK
62 NO_USE
63 DSP_SPICS
64 DSP_SFLASH_HOLD
65 NO_USE
66 NO_USE
67 DSP_RST
68 DSP_INT
69 DSP_SEL_MULTI
70 DSP_NPCM
71 DSP_ERROR
72 NO_USE
73 NO_USE
74 DIR_SIGNAL
75 DIR_RST
76 DIR_CE
77 DIR_XSTATE
78 DIR_MISO
79 FUSE_DET
80 AC_CUT
81 COMP_DET
82 V_COMP_SW2
83 V_MUTE
84 V_SEL_SW1
85 V_SEL_SW2
86 POWER_RY
87 PROTECT
88 COM_CLK
89 COM_DATA
90 NO_USE
91 NO_USE
92 NO_USE
93 NO_USE
94 DAC_LATCH
95 DAC_MUTE
96 EVOL_CLK
97 EVOL_DATA
98 C/SL_SR_RY
99 FRONT_SPK_RY
100 PREOUT_SW_RY
60
I/O
O Serial data output for DSP EX3 IC
O Interrupt status input from DSP EX3 IC
- Not Used
I Serial data input terminal (use for Firmware Flash Program)
O Serial data output terminal (use for Firmware Flash Program)
- Not Used
- Not Used
O DSP SPI Chip Select
O Hold signal output to the serial fl ash
- Not Used
- Not Used
O Reset signal output to the DSP "L": reset
I Interrupt status input from DSP EX3 IC
O SPDIF / IIS signal selector output
I SPDIF / IIS NPCM signal input from digital audio interface receiver / HDMI receiver
I SPDIF / IIS ERROR signal input from digital audio interface receiver / HDMI receiver
- Not Used
- Not Used
I Audio serial data input from the digital audio interface receiver
O Reset signal output to the digital audio interface receiver, "L" reset
O Chip enable signal output to the digital audio interface receiver
I Clock transition signal input from digital audio interface receiver
I Data input from DIR IC
I Fuse open detection signal input
I AC cut on/off detection signal input terminal "L": AC cut on
I Component video signal detect
O Component video selection signal output to the video amplifi er
O Video mute signal output for COMPONENT VIDEO SELECT IC
O Composite video output signal switch
O Composite video output signal switch
O Power relay driver control signal output
I Protect detection signal input terminal
O Data clock signal output for DIR IC and 8 CH DAC IC
O Data output for DIR IC and 8 CH DAC IC
- Not Used
- Not Used
- Not Used
- Not Used
O Serial data latch pulse signal output to the D/A converter
O Muting control signal output to the D/A converter
O Serial data transfer clock signal output to the electrical volume
O Serial data output to electrical volume
O Center/surround speaker relay driver control signal output
O Relay drive signal (for front) output terminal "H": relay on
O Subwoofer relay driver control signal output
Description