Sony HCD-DH50R Service Manual page 58

HCD-DH50R/DH70SWR
MAIN BOARD IC401 μPD78F1106GF (S)-GAS-AX (SYSTEM CONTROLLER)
Pin No. Pin Name
O-TOUCH_
1
SENSOR_CLK
I/O-TOUCH_
2
SENSOR_DATA
3 O-MIC_ECHO_CLK
4 O-MIC_ECHO_DATA
5 I-RDS_CLK
6 I-RDS_DI
7 O-EEP-SCL
8 O-EEP-SDA
O-TOUCH-POWER-
9
ON
10 I-AC-CUT
11 NC
12 I-SYSTEM-PROTECT
13 VID_MUTE1
14 VID_MUTE2
15 NC
16 O-FUNC-CLK
17 O-FUNC-DATA
18 I-ST_DI
19 NC
20 EVSS1
21 O-LINE MUTE
22 O-HP_MUTE
23 O-MIC_ECHO_CS
24 O-LOWCUT
25 NC
26 O-MTK_RST
27 I-MTK_XIFCS
28 I-MTK_KRMOD
29 O-MTK_MICR
30 EVDD1
31 O-MTK_IFBSY
32 I-COM_OPEN
I-SYSTEM-PRO-
33
TECT2
34 O-SM_PG_MUTE
35 O-SM_SOFT_MUTE
36 O-SM_RST
37 I-SM_SD
38 O-SM_DATA
39 O-SM_SHIFT
40 I-CEC_RX_IN
41 O-SM_LATCH
42 O-KEY VOLUME LED
O-SUBWOOFER_
43
MUTE
44 O-MTK-DATA
45 I-MTK-DATA
46 I-MTK-CLK
47 AVREF1
48 O-SM_NSP_MUTE
49 O-SM_INIT
50 AVREF0
51 AVSS
52 NC
53 I-MODEL
58
I/O
O I2C clock signal output to the touch panel block
I/O Two-way I2C data bus with the touch panel block
Serial data transfer clock signal output to the digital echo
O
(Except DH50R: AEP/DH70SWR: AEP models only)
O Serial data output to the digital echo (Except DH50R: AEP/DH70SWR: AEP models only)
RDS clock signal input from the tuner (FM/AM)
I
(DH50R: AEP/DH70SWR: AEP models only)
I RDS data input from the tuner (FM/AM) (DH50R: AEP/DH70SWR: AEP models only)
O Serial data transfer clock signal output terminal for EEPROM
O Serial data output terminal for EEPROM
O Power supply on/off control signal output terminal for touch panel block
I AC cut detection signal input terminal
- Not used
I System protect detection signal input terminal
O Video (composite) muting on/off control signal output to the video amplifi er
O Video (component) muting on/off control signal output to the video amplifi er
- Not used
O Serial data transfer clock signal output to the electrical volume
O Serial data transfer clock signal output to the electrical volume
I Serial data input from the tuner (FM/AM)
- Not used
- Ground terminal
O Audio line muting on/off control signal output terminal
O Headphone muting on/off control signal output terminal
O Chip select signal output to the digital echo
O Low cut fi lter control signal output terminal
- Not used
O Reset signal output to the fl ash ROM and servo DSP
I Chip select signal input from the servo DSP
I Karaoke mode selection signal input from the servo DSP
O Microphone request signal output to the servo DSP
- Power supply terminal (+3.3V)
O Busy request signal output to the servo DSP
I Disc slot in/out detection switch input terminal
I System protect detection signal input terminal
O PG muting on/off control signal output to the stream processor
O Soft muting on/off control signal output to the stream processor
O Reset signal output to the stream processor
I Shut down signal input from the digital power amplifi er
O Serial data output to the stream processor
O Shift clock signal output to the stream processor
I CEC data input from the HDMI OUT connector
O Latch signal output to the stream processor
O LED drive signal output terminal for touch panel back light
O Subwoofer muting on/off control signal output terminal
O Serial data output to the servo DSP
I Serial data input from the servo DSP
I Serial data transfer clock signal input from the servo DSP
I Reference voltage (+3.3V) input terminal
O NSP muting on/off control signal output to the stream processor
O Reset signal output to the stream processor
I Reference voltage (+3.3V) input terminal
- Ground terminal
- Not used
I Model setting terminal
Description
Not used
Not used
"L": AC cut on
"H": protect on
"H": muting on
"H": muting on
"H": DSGX on
"L": reset
"H": karaoke mode
"L": disc slot in
"H": protect on
"L": muting on
"L": fade, "H": return
"L": reset
"L": shut down
"H": LED on
"H": muting on
"L": muting on
"L": reset
"H": power on
"L": muting on
"L": muting on