EN 67
3139 785 3093x
8.
Circuit- and IC description
TERMINAL
I/O
DESCRIPTION
NAME
NUMBER
I/O
DESCRIPTION
Host Interface
SCL
28
I
I2C clock input
SDA
29
I/O
I2C data bus
Power Supplies
AGND
26
I
Analog ground. Connect to analog ground.
A18GND_REF
13
I
Analog 1.8-V return
A18VDD_REF
12
I
Analog power for reference 1.8 V
CH1_A18GND
CH2_A18GND
CH3_A18GND
CH4_A18GND
79
10
15
24
I
Analog 1.8-V return
CH1_A18VDD
CH2_A18VDD
CH3_A18VDD
CH4_A18VDD
78
11
14
25
I
Analog power. Connect to 1.8 V.
CH1_A33GND
CH2_A33GND
CH3_A33GND
CH4_A33GND
3
6
19
22
I
Analog 3.3-V return
CH1_A33VDD
CH2_A33VDD
CH3_A33VDD
CH4_A33VDD
4
5
20
21
I
Analog power. Connect to 3.3 V.
DGND
27, 32, 42,
56, 68
I
Digital return
DVDD
31, 41, 55,
67
I
Digital power. Connect to 1.8 V.
IOGND
39, 49, 62
I
Digital power return
IOVDD
38, 48, 61
I
Digital power. Connect to 3.3 V or less for reduced noise.
PLL_A18GND
77
I
Analog power return
PLL_A18VDD
76
I
Analog power. Connect to 1.8 V.
Sync Signals
HS/CS/GPIO
72
I/O
Horizontal sync output or digital composite sync output
Programmable general-purpose I/O
VS/VBLK/GPIO
73
I/O
Vertical sync output (for modes with dedicated VSYNC) or VBLK output
Programmable general-purpose I/O
FID/GPIO
71
I/O
Odd/even field indicator output. This terminal needs a pulldown resistor.
Programmable general-purpose I/O
AVID/GPIO
36
I/O
Active video indicator output
Programmable general-purpose I/O
Содержание DVDR3305/02
Страница 13: ...EN 13 3139 785 3093x 5 Upgrade Software Repair Chart 5 2 Repair Chart 5 2 1 Completely Dead Set ...
Страница 14: ...EN 14 3139 785 3093x 5 Upgrade Software Repair Chart 5 2 2 Cannot Read Disk 5 2 3 Disk Unknown ...
Страница 15: ...EN 15 3139 785 3093x 5 Upgrade Software Repair Chart 5 2 4 Audio No Sound Playback ...
Страница 16: ...EN 16 3139 785 3093x 5 Upgrade Software Repair Chart 5 2 5 Audio No Sound TV External Source ...
Страница 17: ...EN 17 3139 785 3093x 5 Upgrade Software Repair Chart 5 2 6 No Video Out Upon Power ON Assume set is not dead ...
Страница 18: ...EN 18 3139 785 3093x 5 Upgrade Software Repair Chart 5 2 7 No Video In Only 5 2 8 Tuner Not Functioning ...
Страница 46: ...EN 46 3139 785 3093x 7 Circuit Diagrams and PWB Layouts Notes ...