Sony STR-DA4400ES Service Manual page 151

Pin No. Pin Name
64 YAMAHA PS0
SRAM A0/
YAMAHA PS1/
EXT_ROMA00,
65, 66
SRAM A1/
YAMAHA PS2/
EXT_ROMA01
SRAM A2/
EXT_ROMA02 to
67 to 72
SRAM A7/
EXT_ROMA07
73 +3.3V
74 GND
SRAM A8/
EXT_ROMA08 to
75 to 83
SRAM A16/
EXT_ROMA16
84 EXT_ROMA17
85 to 87 NO USE
88 GND
89 +3.3V
90, 91 NO USE
92 NON_LPCM
93 9185_1_HPD1-3
94 9185_1_RST
95 9185_2_HPD4-6
96 9185_2_RST
97 NO USE
98 AUDIO MUTE REQ
99 to 113 NO USE
114 GND
115, 116 +3.3V
117 UC3V_SDA
118 UC3V_SCL
119 YAMAHA_INT_N
120 NO USE
121 RX_INT
122 NO USE
123 TX_INT
124 NO USE
Faroudja Power
125
DETECT
Faroudja UCOM
126
RESET
127 MD3
128 MD2
129, 130 MD1, MD0
131 INITX
132 GND
133 +5V
134 Flash Update RX
135 Flash Update TX
136 ENDFLAG
137 MAIN UCOM UART RX
138 MAIN UCOM UART TX
MAIN UCOM UART
139
BUSY
Faroudja
140
UCOM UART RX
Faroudja
141
UCOM UART TX
I/O
O Address signal output to the OSD controller
O Address signal output to the OSD controller and S-RAM
O Address signal output to the S-RAM
- Power supply terminal (+3.3V)
- Ground terminal
O Address signal output to the S-RAM
O Not used
- Not used
- Ground terminal
- Power supply terminal (+3.3V)
- Not used
O PCM audio data output to the DSP1
O Hot plug detection signal output to the HDMI input select
O Reset signal output to the HDMI input select
O Hot plug detection signal output to the HDMI input select
O Reset signal output to the HDMI input select
- Not used
O Audio muting control signal output terminal
- Not used
- Ground terminal
- Power supply terminal (+3.3V)
I2C two-way data bus with the EEPROM, HDMI input select, HDMI receiver, HDMI trans-
I/O
ceiver and D/A converter
I2C clock signal output to the EEPROM, HDMI input select, HDMI receiver, HDMI transceiver
O
and D/A converter
I Interrupt signal input from the OSD controller
- Not used
I Interrupt signal input from the HDMI receiver
- Not used
I Interrupt signal input from the HDMI transceiver
- Not used
I Power detection signal input from the video processor
O Reset signal output to the video processor and fl ash memory
- Mode setting terminal Fixed at "L" in this set
I Programming mode signal input from the system controller
- Mode setting terminal Fixed at "L" in this set
I Reset signal input from the system controller
- Ground terminal
- Power supply terminal (+3.3V)
I Serial data input terminal
O Serial data output terminal
I Programming end fl ag input from the system controller
I Serial data input from the system controller
O Serial data output to the system controller
I Busy signal input from the system controller
I UART communication transfer data input from the video processor
O UART communication transfer data output to the video processor
STR-DA4400ES
Description
"L": reset
"L": reset
"L": reset
"L": reset
151