Block Diagram - Philips DVD640 Service Manual

Block and Wiring Diagram.
6. Block and Wiring Diagram.
Block Diagram DVD640
LOADER MODULE
POWER SUPPLY
DVD640 /xx1 6. 23
SDRAM
FLASH
64M
8M
CPU & DECODER
(ES4428)
FRONT BOARD
RECEIVER
SLAVE PROCESSOR
(
PT6312)
POWER
BUTTON KEYBOARD
LOW PASS
VIDEO ENC
DRIVER
DAC
MUTE
SCART INTERFACE
Pin Assignment Description
1 AOR Audio Out Right
2 AIR Audio In Right
3 AOL Audio Out Left + Right
4 AGND Audio Ground
5 BGND
RGB Blue Ground
6 AIL Audio In Left + Mono1
7 B RGB Blue
8 SWTCH A udio/RGB switch/16:9
GGND
9 RGB Green Ground
10 CLKOUT Clock Out
11 G RGB Green
12 DATA Data Out
13 RGND RGB Red Ground
14 DATAGND Data Out
15 RGB Red/Chrominance
R
16 BLNK Blanking Signal
17 VGND Composite Video Ground
18 BLNKGND Blanking Signal Ground
19 VOUT Composite Video Out
20 VIN Composite Video In/Luminance
21 SHIELD Ground/Shield (connected to chassis)
21
20
19
2
1
VIDEO
DIGITAL COAXIAL
R + L
MPEG BOARD