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MAIN BOARD<br />
TABLE OF CONTENTS<br />
8-1 8-1<br />
Internal IC Diagram ......................................................... 8-1<br />
Voltages List .................................................................... 8-2<br />
Circuit Diagram(1) ........................................................... 8-3<br />
Circuit Diagram(2) ........................................................... 8-4<br />
PCB Layout Top View ...................................................... 8-5<br />
PCB Layout Bottom View ................................................ 8-6<br />
ES6629F INTERNAL IC DIAGRAM<br />
AM5868S INTERNAL IC DIAGRAM<br />
MUTE<br />
Thermal<br />
Shut down<br />
TDA8920BTH INTERNAL IC DIAGRAM<br />
IN1<br />
IN1+<br />
SGND1<br />
OSC<br />
SGND2<br />
SDRA M<br />
8/16-MB<br />
MODE<br />
IN2+<br />
IN2<br />
9 (3)<br />
8 (2)<br />
11 (5)<br />
7 (1)<br />
INPUT<br />
STAGE<br />
mute<br />
6 (23)<br />
MODE<br />
2 (19)<br />
5 (22)<br />
4 (21)<br />
OP U<br />
ES6 603<br />
RF Amp<br />
EE PROM<br />
RO M / F l a s h<br />
handbook, full pagewidth VDDA2 VDDA1 3 (20)<br />
mute<br />
INPUT<br />
STAGE<br />
1 (18)<br />
V SSA2<br />
10 (4)<br />
OSCILLATOR<br />
12 (6)<br />
V SSA1<br />
Mot o r<br />
Motor Dr i v er<br />
E S 6629<br />
V i bratto-II<br />
DVD/CD<br />
MUTE BIAS VINTK OP1N+ OP1N- VINLD GND<br />
28 27 26 25 24 23 22<br />
+ -<br />
10K<br />
+ -<br />
25K<br />
10K<br />
25K<br />
-<br />
+<br />
10K<br />
-<br />
+<br />
PWM<br />
MODULATOR<br />
MANAGER<br />
18 (12) 13 (7)<br />
23 (16) 14 (8)<br />
15 (9)<br />
STABI<br />
PWM<br />
MODULATOR<br />
GND GND<br />
10K<br />
+<br />
-<br />
25K<br />
STABI PROT<br />
RELEASE1<br />
SWITCH1<br />
ENABLE1<br />
CONTROL<br />
AND<br />
HANDSHAKE<br />
DRIVER<br />
HIGH<br />
DRIVER<br />
LOW<br />
16 (10)<br />
VSSP1 TEMPERATURE SENSOR<br />
CURRENT PROTECTION<br />
TDA8920TH TDA8920BTH<br />
VDDP2 22(15)<br />
24 (17)<br />
ENABLE2<br />
SWITCH2<br />
RELEASE2<br />
V SSD n.c.<br />
V i deo<br />
Au dio DAC<br />
VFD Dr i v er<br />
19 (-)<br />
CONTROL<br />
AND<br />
HANDSHAKE<br />
T V Di splay<br />
Spe akers<br />
Au dio ADC M i c r o phon e I n<br />
S/ P D I F<br />
A/ V Re ce iv er<br />
VFD Pan el<br />
I R R e m o te<br />
VCTL OP1OUT VCC2 VOLD- VOLD+ VOTK- VOTK+<br />
21 20 19 18 17 16 15<br />
Pre-DRV<br />
PGND Vcc1<br />
1 2 3 4 5 6 7 8 9 10 11 12 13 14<br />
VINPC OP2N+ OP2N- VINSL+ OP2OUT FWD REV VCCL VOTR- VOTR+ VOSL+ VOSL- VOFC+ VOFC-<br />
-<br />
+<br />
15K<br />
TRY<br />
DRIVER<br />
Vcc2<br />
Spindle<br />
Driver(4X)<br />
Sled<br />
Driver(4X)<br />
DRIVER<br />
HIGH<br />
DRIVER<br />
LOW<br />
V DDP2<br />
17<br />
V SSP1<br />
V DDP1<br />
21 (14)<br />
BOOT1<br />
OUT1<br />
BOOT2<br />
OUT2<br />
20 (13) MBL461<br />
V SSP2<br />
Actiator<br />
Driver(6X)<br />
Actiator<br />
Driver(6X)<br />
Vcc2<br />
Vcc2<br />
Vcc1
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