Circuit Descriptions
Samsung Electronics
6-7
REAGCO
RFEQO
EQIN
474
RF EQ
PWM1
EQG
EQF
PLLGF
VZOCTL
PWM2
VREFEQ
RFDVCC
?
.
,
‡
°
·
‚
Fig. 6-12
The control parameters of DVD EQ and CD EQ are as follows.
1) DVD CD EQ control parameter
Œ
EQG (Pin 97) : Changes the gain of peak frequency with EQ frequency characteristic. Convert PWM signal,
output from KS1453, into DC via low-pass filter.
´
EQF (Pin 98) : Changes the peak frequency with EQ frequency characteristic. Convert PWM signal, output
from KS1453, into DVD via low-pass filter.
Summary of Contents for DVD-709
Page 23: ...Reference Information 2 16 Samsung Electronics MEMO ...
Page 57: ...5 18 Samsung Electronics Disassembly Reaasembly MEMO ...
Page 97: ...Exploded Views and Parts List 8 8 Samsung Electronics MEMO ...
Page 109: ...9 12 Samsung Electronics Electrical Parts List MEMO ...
Page 115: ...PCB Diagrams 11 2 Samsung Electronics 11 1 Main COMPONENT SIDE SOLDER SIDE ...
Page 116: ...PCB Diagrams Samsung Electronics 11 3 11 2 Jack ...
Page 119: ...Wiring Diagram 12 2 Samsung Electronics MEMO ...
Page 121: ...Schematic Diagrams 13 2 Samsung Electronics 13 1 S M P S ...
Page 122: ...Schematic Diagrams Samsung Electronics 13 3 13 2 Main Power Supply ...
Page 123: ...Schematic Diagrams 13 4 Samsung Electronics 13 3 Main Micom ...
Page 124: ...Schematic Diagrams Samsung Electronics 13 5 13 4 Servo ...
Page 126: ...Schematic Diagrams Samsung Electronics 13 7 DVD 909 OPTION 13 6 Audio ...
Page 127: ...Schematic Diagrams 13 8 Samsung Electronics 13 7 5 1 Channel Audio DVD 909 Only ...
Page 128: ...Schematic Diagrams Samsung Electronics 13 9 13 8 RF ...
Page 129: ...Schematic Diagrams 13 10 Samsung Electronics 13 9 ZiVA ...
Page 130: ...Schematic Diagrams Samsung Electronics 13 11 13 10 DSP ...
Page 132: ...Schematic Diagrams Samsung Electronics 13 13 13 12 Component DVD 909 Only Option ...
Page 134: ...Schematic Diagrams Samsung Electronics 13 15 13 14 Mute ...
Page 136: ...Schematic Diagrams Samsung Electronics 13 17 13 17 Deck ...
Page 137: ...Schematic Diagrams 13 18 Samsung Electronics 13 18 Remote Control ...
Page 140: ...4 TABLE OF CONTENTS DVD YURO909 709 11 4 95 9 59 AM Page 4 ...