Sony HCD-FZ900KW Service Manual page 77

Pin No. Pin Name
54 DRIVER_RST(EN)
55 OVERFLOW1
56 OVERFLOW2
57 DAMP INIT
58 SOFT MUTE
59 DAMP LAT1
60 DAMP LAT2
61 DAMP LAT3
62 VCC
63 LINK_SW
64 VSS
JACK1/JACK2/
65
DMP_DET
66 DC_DET
67 SD/PVDD_DET
68 A.CAL_OUT/DSP_INTR
69 SACD_SEL
70 DIR_HCE/EHDMI_SEL
HP_MUTE/
71
S_AIR_Rcv_SEL
72 HDMI_PCONT
73 KEY_INT
74 RDS-DATA
75 RDS_CLK
76 ST_CE
77 ST_DI/MIC_DATA
78 ST_DO
79 ST_CLK/MIC_CLK
80 TUNED
81 V_SEL0
82 V_SEL1
83 V_SEL2
84 IO_CE/ASEL0
85 IO_RESET/ASEL1
86 IO_DI/ASEL2
87 IO_DO/ASEL3
88 IO_CLK/ASEL4
89 ASEL5
90 MONO/ST_DET
A.CAL MIC LEVEL/
91
DSP_MASTER
92 DESTINATION
93 MODEL
94 KEY2
95 KEY1
96 VSS
97 KEY0
98 Vref
99 VCC
100 DIR_HDOUT
I/O
O D-AMP driver reset signal output
I D-AMP processor F/C/S over fl ow detect signal input
I D-AMP processor SW over fl ow detect signal input
O D-AMP processor reset signal output
O D-AMP processor soft muting signal output
O D-AMP processor latch-1 (Front L/R) signal output
O D-AMP processor latch-2 (Center/Subwoofer) signal output
O D-AMP processor latch-3 (Surround L/R) signal output
— Power supply (BUP+3.3V)
O Not used. (Open)
— Ground
I MIC/HEADPHONE insert detect and DMPORT detect signal input
I Speaker DC balance protect signal input
I D-AMP driver shut down signal and PVDD detect signal input
I DSP interrupt signal input
O DSP input data select (SA-CD or others) signal output
O DIR chip enable signal output
O HEADPHONE muting signal output
O HDMI hot plug power control signal output
I Wakeup signal input from function key
I RDS data input
I RDS clock input
O TUNER chip enable signal output
O TUNER serial data output
I TUNER serial data input
O TUNER serial clock output
I TUNER TUNED signal input
O Video select signal output
O Video select signal output
O Video select signal output
O Audio select signal output
O Audio select signal output
O Audio select signal output
O Audio select signal output
O Audio select signal output
O Audio select signal output
I MIC jack MONO or STEREO detect signal input
MIC input level detect signal input for Auto Calibration or DSP serial fl ash operation mode
I
signal input
I Destination select input
I Model select input
I Key 2 input
I Key 1 input
— Ground
I Key 0 input
— Reference voltage (3.3V)
— Power supply (+3.3V)
I DIR data input
HCD-FZ900KW/FZ900M
Description
77