BRIEF INTRODUCTION OF THE AV BOARD
The AV Board consists of the following features :
A.
VIDEO OUTPUT
- CVBS
- S-Video
- YUV
- Scart RGB (For Europe Model)
- Progressive Scan
B.
AUDIO OUTPUT
- Stereo / 6 Channel
- Coaxial / Optical
AV BOARD
TABLE OF CONTENTS
Brief Introduction of the AV Board ................................... 7-1
Block Diagram ................................................................. 7-1
Top View Layout .............................................................. 7-2
Bottom View Layout ......................................................... 7-3
Circuit Diagram (Part 1) ................................................... 7-4
Circuit Diagram (Part 2) ................................................... 7-5
Circuit Diagram (Part 3) ................................................... 7-6
Electrical parts list ............................................................ 7-7
7-1
7-1
2-channel
DAC
AK4382
Video
Switch
ADG733
6-channel
DAC
CS4360
RGB/YUV
S
C
A
R
T
CVBS
S-VIDEO
Y
U
V
OPTICAL
COAXIAL
CVBS
L/R
Ls/Rs
Cen/LFE
Stereo L/R
RGB
YUV
Scart
L/R
Scart
L/R
L
R
Ls
Rs
Center
LFE
L
R
MUTE
MUTE
MUTE
SPDIF
Y/C
Mute
Mute
Mute
Mute
+3V3
+12V
+5V
-12V
-24V
Standby
Control
YUV
+1V8
+8V
+3V3
AV Board Circuitry
PLL Audio Clock
Synthesizer
MK2703
SD6.1M
(using MT1389
chipset)
ASA
Loader
FD Driver
Princeton
uP16312
7 Digit FTD Display
Standby uP
TMP87C809BM
IR Receiver
Key Matrix
Switch Mode
Power Supply
LED
D2
Board
PCMCIA
External Circuitry
AV BOARD - BLOCK DIAGRAM
