Read Sony DVP-FX94 / DVP-FX950 / DVP-FX950WM / DVP-FX955 Service Manual online
Pin Number
Name
I/O
Description
1
RFA
I RF main beam input A
2
RFB
I RF main beam input B
3
RFC
I RF main beam input C
4
RFD
I RF main beam input D
5
RFE
I RF sub beam input E
6
RFF
I RF sub beam input F
7
AVDD18
- Analog 1.8V power
8
AVDD33
- Analog 3.3V power
9
XTALI
I 27MHz crystal input
10
XTALO
O 27MHz crystal output
11
AGND
- Analog Ground
12
V20
O Reference voltage 2.0V
13
V14
O Reference voltage 1.4V
14
REXT
I Current reference input. It generates reference current for RF path.
15
MDI1
I Laser power monitor input
16
MDI2
I Laser power monitor input
17
LDO1
O Laser driver output
18
LDO2
O Laser driver output
19
AVDD33
- Analog 3.3V power
20
DMO
O Disk motor control output. PWM output
21
FMO
O Feed motor control. PWM output
22
TRAY_OPEN
O Tray PWM output/Tray open output
23
TRAY_CLOSE
O Tray PWM output/Tray close output
24
TRO
O Tracking servo output. PDM output of tracking servo compensator
25
FOO
O Focus servo output. PDM output of focus servo compensator
26
FG/GPIO2
- GPIO
27
USB_DP
I USB port DPLUS analog pin
28
USB_DM
I USB port DMINUS analog pin
29
USB_V33
- Digital IO Power 3.3V
30
USB_GND
- Digital IO Ground
31
PAD_VRT
I USB generating reference current
32
USB_V18
- USB power pin 1.8V
33
GPIO3/INT#
O General purpose IO 3
34
GPIO4
I/O General purpose IO 4
35
GPIO6
O General purpose IO 6
36
SF_CS_
I/O Serial Flash Chip Select
37
SF_DO
I/O Serial Flash Dout
38
SF_DI
I/O Serial Flash Din
39
SF_CK
I/O Serial Flash Clock
40
UP1_6/SCL
I/O I2C clock pin
41
UP1_7/SDA
I/O I2C data pin
42
ICE
I Microcontroller ICE mode enable
43
PRST#
I Power on reset input, active low
44
IR
I IR control signal input
45
RD0
I/O DRAM data 0
46
RD1
I/O DRAM data 1
47
RD2
I/O DRAM data 2
48
RD3
I/O DRAM data 3
49
RD4
I/O DRAM data 4
50
DVDD33
- 3.3V power pin for internal digital circuitry
DVP-FX94/FX950/FX950WM/FX955
6-1
6-1. MPEG/DSP/RF PIN FUNCTION (MAIN BOARD U6: MT1389LP)
SECTION 6
IC PIN FUNCTION DESCRIPTION
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