Philips FWD570/21M - MAIN BOARD - IC INTERNAL DIAGRAMS; ES6698 and TDA8920 IC Block Diagrams

MAIN BOARD
TABLE OF CONTENTS
IC Internal Diagram ......................................................... 7-1
Circuit Diagram - Main Part ............................................. 7-2
Mapping ........................................................................... 7-3
Circuit Diagram - Servo Part ........................................... 7-4
Circuit Diagram - Tape Part ............................................. 7-5
Mapping ........................................................................... 7-6
PCB Layout Top View ...................................................... 7-7
PCB Layout Bottom View ................................................ 7-8
Mapping ........................................................................... 7-9
Electrical Parts list ......................................................... 7-10
7-1 7-1
ES6698 INTERNAL IC DIAGRAM
TDA8920 INTERNAL IC DIAGRAM
ES6698
8/16-MB
DRAM
RF Amp
VFD Driver
Audio DAC
T
V Display
Speakers
Video
EEPROM
A/V Receiver
Vibratto-II
VFD Panel
Audio ADC
Microphone In
S/PDIF
ROM/Flash
Motor Driver
OPU
Motor
DVD/CD
IR Remote
ES6603S
OUT1
V
SSP1
V
DDP2
DRIVER
HIGH
MBL461
OUT2
BOOT2
TDA8920TH
BOOT1
DRIVER
LOW
RELEASE1
SWITCH1
ENABLE1
CONTROL
AND
HANDSHAKE
PWM
MODULATOR
MANAGER
OSCILLATOR
TEMPERATURE SENSOR
CURRENT PROTECTION
STABI
MODE
INPUT
STAGE
mute
9
8
IN1-
IN1+
22
21
2017
16
15
V
SSP2
V
SSP1
DRIVER
HIGH
DRIVER
LOW
RELEASE2
SWITCH2
ENABLE2
CONTROL
AND
HANDSHAKE
PWM
MODULATOR
11
SGND1
7
OSC
2
SGND2
6
MODE
INPUT
STAGE
mute
5
4
IN2-
IN2+
1924
V
SSD
HW
1
V
SSA2
12
V
SSA1
3
V
DDA2
10
V
DDA1
231318 14
V
DDP2
PROTSTABI
V
DDP1