Sony STR-DH710 Service Manual page 55

• IC Pin Function Descriptions
DIGITAL BOARD (4/4) IC2035 MB90F058PF-G-JNE1 (SYSTEM CONTROL)
Pin Pin Name
1 E2P_SCL
2 E2P_SDA
3 FUSE_DET
4 FL_BK
5 DAC_MUTE
6 COM_DATA
7 COM_CLK
8 FL_LAT
9 FL_DATA
10 FL_CLK
11 DAC_LAT
12 RDS_CLK
13 NO_USED
14 NO_USED
15 VCC
16 VSS
17 C
18 TUNER_SD
19 TUNER_LAT
20 TUNER_MOSI
21 TUNER_CLK
22 TUNER_MISO
23 RDS_DATA
24 AD_KEY1
25 AD_KEY2
26 VOL_JOG
27 TONE_JOG
28 FUNC_JOG
THERMAL 1,
29, 30
THERMAL 2
31 SAIR_DET
32 AVCC
33 AVRH
34 SAIR_SDA
35 AVSS
36 SAIR_SCL
37 SAIR_ADC_SEL
38 SAIR_RESET
39 SAIR_SEL
40 LIMITER
41 VERSION
42 DSP_RESET
43 DMPORT_DET
44 VSS
45 DMPORT_MISO
46 DMPORT_MOSI
47 DSP_NON_AU
48 DSP_SPI_MISO
49 DSP_SPI_MOSI
50 DSP_SPI_CLK
51 MD2
52 MD1
53 MD0
I/O
O Serial data transfer clock signal output to the EEPROM
I/O Two-way data bus with the EEPROM
I Fuse open detect signal input
— Not Used
O Mute signal output for 8Ch DAC IC
O Data output for DIR IC and 8 CH DAC IC
O Data clock signal output for DIR IC and 8CH DAC IC
O Latch signal output for FL DISPLAY DRIVER IC
O Serial data output for FL DISPLAY DRIVER IC
O Clock signal output for FL DISPLAY DRIVER IC
O Latch signal output for DAC
I RDS data clock signal input ( for destination that support RDS only)
— Not Used
— Not Used
— Power supply pin (+3.3V)
— Ground terminal
— Regulator stabilization capacity
I FM stereo detection signal input from the tuner (FM/AM)
O Latch signal output from tuner
O Serial data output to the tuner (FM/AM)
O Serial data transfer clock signal output to the tuner (FM/AM)
I Serial data input from the tuner (FM/AM)
I RDS data input (for destination that support RDS only)
I Key signal input (A/D port)
I Key signal input (A/D port)
I MASTER VOLUME encoder signal input
I Tone encoder signal input
I Function encoder signal input
I Thermal detection signal input from the thermal sensor
I SAIR transmitter connection detection signal input from the SAIR connector
— Analog power supply pin for A/D converter
— Standard power supply pin for A/D converter
I/O Two-way I2C data bus with the wireless transmitter (EZW-T100)
— Analog ground for A/D converter
I/O Two-way I2C clock bus with the wireless transmitter (EZW-T100)
O A/D converter selection signal output to the wireless transmitter (EZW-T100)
O Reset signal output to the wireless transmitter (EZW-T100)
O SAir select
I Limiter signal input
I Destination detection signal input (L: US, Canadian model, H: AEP model)
O System reset signal output to the DSP "L" reset
DMPORT adapter connection detection signal input terminal "H": DMPORT adapter is
I
connected
— Ground terminal
I Serial data input from the DMPORT connector
O Serial data output to the DMPORT connector
I Non_PCM fl ag pin from DIR
I Serial data input from the serial fl ash and DSP
O Serial data output for the serial fl ash and DSP
O Serial data transfer clock signal output for the serial fl ash and DSP
— Selection of micon operation mode (Fixed at H)
— Selection of micon operation mode (Connect to VSS)
— Selection of micon operation mode (Connect to VSS)
Description
STR-DH710
55