Read Sony STR-DA3700ES Service Manual online
STR-DA3700ES
127
NETWORK BOARD IC101 CXD9998G-CB (AUDIO/VIDEO SIGNAL DECODER)
Pin No.
Pin Name
I/O
Description
A2
TXVP_0
O
Transmit data (positive) output terminal Not used
A4
TXVN_1
I
Receive data (negative) input terminal Not used
A5
TANA_0
-
Ethernet analog test terminal
A6 to A8
RX2B to RX0B
I
TMDS data (negative) input terminal Not used
A9
RXCKB
I
TMDS clock (negative) signal input terminal Not used
A12
AOBCK
O
Bit clock (for audio output) signal output to the D/A converter (for network audio section) and
DSP
DSP
A13
NS_XTALI
O
System clock signal output terminal (27 MHz)
A14 to
A16
CH2_M to CH0_M
O
TMDS data (negative) output to the HDMI input select IC
A17
CLK_M
O
TMDS clock (negative) signal output to the HDMI input select IC
A18
EXT_CAP
-
Not used
A19
VDACG_OUT
O
Video (Y) signal output to the video amplifi er
A21, A22
VDIN26, VDIN24
I/O
Not used
A24 to
A27
VDIN15, VDIN13,
VDIN11, VDIN9
I/O
Not used
A28
VDIN7
O
Request signal output terminal Not used
B3
TXVN_0
I
Receive data (positive) input terminal Not used
B4
TXVP_1
O
Transmit data (negative) output terminal Not used
B5
TANA_1
-
Ethernet analog test terminal
B6 to B8
RX2 to RX0
I
TMDS data (positive) input terminal Not used
B9
RXCK
I
TMDS clock (positive) signal input terminal Not used
B10
SCL
O
I2C clock signal terminal Not used
B12
AOLRCK
O
L/R sampling clock (for audio output) signal output to the D/A converter (for network audio
section) and DSP
section) and DSP
B13
NS_XTALO
I
System clock signal input terminal (27 MHz)
B14 to
B16
CH2_P to CH0_P
O
TMDS data (positive) output to the HDMI input select IC
B17
CLK_P
O
TMDS clock (positive) signal output to the HDMI input select IC
B18
EXT_RES
-
HDMI reference voltage terminal
B19
VDACB_OUT
O
Video (P
B
) signal output to the video amplifi er
B21, B22
VDIN27, VDIN25
I/O
Not used
B24 to
B28
VDIN16, VDIN14,
VDIN12, VDIN8,
VDIN5
I/O
Not used
C1
FOIN
I
End detection signal input terminal Not used
C2
FOIP
I
Not used
C4
AVSS33_LD
-
Ground terminal
C5
AVDD33_COM
-
Power supply terminal (+3.3V)
C7, C8
VDD33_HDMI_RX
-
Power supply terminal (+3.3V)
C10
SDA
I/O
Two-way I2C data bus terminal Not used
C11
AOSDATA0
O
Serial data (for audio output) output to the DSP
C12
AOMCLK
O
Master clock (for audio output) signal output to the D/A converter
C14
TP_PLLG
-
Test terminal
C15
AVDD33_XTAL
-
Power supply terminal (+3.3V)
C17
AVDD33_HDMI_TX
-
Power supply terminal (+3.3V)
C18
VDACR_OUT
O
Video (P
R
) signal output to the video amplifi er
C19
VDACX_OUT
O
Video (CVBS) signal output to the video amplifi er
C20
VDIN29
-
Not used
C21
VDIN31
I/O
Two-way I2C data bus with the EEPROM
C22
VDIN20
O
Karaoke mode information output terminal Not used
C23
VDIN18
I/O
Not used
C24
CEC
I/O
HDMI CEC data input/output terminal Not used
C25
HDMISCK
O
I2C clock signal output to the HDMI input select IC
C26, C27
VDIN10, VDIN4
I/O
Not used
C28
VDIN3
O
EEPROM input data selection signal output terminal Not used
D1
FPDOCD
I
Laser power monitor signal input terminal Not used
D3
RSTI
I
Reset signal input terminal Not used
D4
AVDD33_LD
-
Power supply terminal (+3.3V)
D5
AVSS33_COM
-
Ground terminal