Sony STR-DN840 Service Manual page 61

• IC Pin Function Descriptions
DIGITAL BOARD (4/8) IC2100 MB9AF156NPMC-G-JNE2 (SYSTEM CONTROL)
Pin No. Pin Name
1 VCC
2 EVOL_CLK
3 EVOL_DATA
4 HP_DET
5 No_Use
6 V_SEL_SW2
7 V_SEL_SW1
8 V_MUTE
9 FL_ENABLE
10 TUNER_CLK
11 TUNER_MOSI
12 TUN_RDS_SIGNAL
13 TUNER_CE
14 DIR FSRATE
15 DAC_IIC_SDL
16 DAC_IIC_SCA
17 DIR_INT
18 DIR_XSTATE
19 DIR_SIGNAL
20 DIR_RST
21 DIR_CE
22 DIR_MISO
23 DIR _SPIO
24 DIR_MOSI
25 VSS
26 VCC
27 DSP_INT
28 DSP_SFLASH_HOLD
29 DSP_RST
30 NW_ADC_RST
31 DSP_NPCM
32 DSP_ERROR
33 C
34 VSS
35 VCC
36 HDMI_CECOUT
37 DSP_SPICS
38 INITX
39 DSP_MISO
40 DSP_MOSI
41 DSP_SPICLK
42 VCOM_RESET
43 No_Use
44 VCOM_SDA (OUT)
45 MU UART IN
46 MD1
47 MD0
48 X0
49 X1
50 VSS
51 VCC
52 INPUT_JOG
53 FL_LAT
54 FL_DATA
I/O
- Power supply pin (+3.3V)
O Serial data transfer clock signal output to the electrical volume
O Serial data output to electrical volume
I Headphone detection signal input
- Not used
O Composite video output signal switch
O Composite video output signal switch
O Video muting control signal output to the video amplifi er
I Enable control for FL DISPLAY DRIVER IC
O Serial data transfer clock signal output to the tuner (FM/AM)
I/O Serial data output to the tuner (FM/AM)
I RDS data signal input (for destination that support RDS only)
O Serial data latch pulse signal output to the tuner (FM/AM)
I Sampling rate frequency from the digital audio interface receiver
I IIC clock signal input from the D/A converter
I/O IIC data input from the D/A converter
I DIR interrupt
I Clock selection signal input from the digital audio interface receiver
I Audio serial data input from the digital audio interface receiver
O Reset signal output to the digital audio interface receiver
O Chip enable signal output to the digital audio interface receiver
I Serial data input from digital audio interface receiver
O Serial clock output to digital audio interface receiver
O Serial data output to digital audio interface receiver
- Ground terminal
- Power supply pin (+3.3V)
I Interrupt status signal input from DSP
O Hold signal output to the serial fl ash
O System reset signal output to the DSP "L" reset
O Network: Disable (mute) the ADC
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
- Regulator stabilization capacity connecting pin
- Ground terminal
- Power supply pin (+3.3V)
O CEC serial data output to the HDMI connector
O Chip select signal output to DSP
- Main Micom Reset port
I Serial data input from the serial fl ash and DSP
O Serial data output to the serial fl ash and DSP
O Serial data transfer clock signal output to the serial fl ash and DSP
O Video Micom Ext Reset Input Pin
- Not used
O IIC data output to the video micom
I IIC data input from the video micom
- Selection of micon operation mode (Connect to VSS)
- Selection of micon operation mode (Connect to VSS)
- Main oscillator connecting pin
- Main oscillator connecting pin
- Ground terminal
- Power supply pin (+3.3V)
I Function encoder signal input
O Latch signal output for FL DISPLAY DRIVER IC
O Serial data output for FL DISPLAY DRIVER IC
Description
STR-DN840
61