MAIN BOARD
TABLE OF CONTENTS
Internal IC Diagram ......................................................... 8-1
Voltages List .................................................................... 8-2
Circuit Diagram(1) ........................................................... 8-3
Circuit Diagram(2) ........................................................... 8-4
PCB Layout Top View ...................................................... 8-5
PCB Layout Bottom View ................................................ 8-6
8-1
8-1
ES6629F INTERNAL IC DIAGRAM
AM5868S INTERNAL IC DIAGRAM
TDA8920BTH INTERNAL IC DIAGRAM
handbook, full pagewidth
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 (3)
8 (2)
IN1
IN1+
22(15)
21 (14)
20 (13)
17
16 (10)
15 (9)
V
SSP2
V
SSP1
DRIVER
HIGH
DRIVER
LOW
RELEASE2
SWITCH2
ENABLE2
CONTROL
AND
HANDSHAKE
PWM
MODULATOR
11 (5)
SGND1
7 (1)
OSC
2 (19)
SGND2
6 (23)
MODE
INPUT
STAGE
mute
5 (22)
4 (21)
IN2
IN2+
19 (-)24 (17)
V
SSD
n.c.
1 (18)
V
SSA2
12 (6)
V
SSA1
3 (20)
V
DDA2
10 (4)
V
DDA1
23 (16)13 (7)18 (12) 14 (8)
V
DDP2
PROTSTABI
V
DDP1
TDA8920BTH
E S 6629
SDRA M
RF Amp
VFD Dr i v er
Au dio DAC
T
V Di splay
Spe akers
V i deo
EE PROM
A/ V Re ce iv er
V i bratto-II
VFD Pan el
Au dio ADC
M i c r o phon e I
n
S/ P D I F
RO M / F l a s h
Motor Dr i v er
OP U
Mot o r
DVD/CD
I R R e m o te
ES6 603
28
27
26
25 24
23
22
MUTE
BIAS
VINTK
OP1N+
OP1N-
VINLD
GND
21
20 19 18 16 15
1
2 3 4 5 6 7
8
9 10 11 12 13
14
VINPC OP2N+
OP2N-
VINSL+
OP2OUT
FWD REV VCCL
VOTR-
VOTR+ VOSL+
VOSL-
VOFC+
VOFC-
VCTL OP1OUT
VCC2
VOLD-
VOLD+
VOTK-
VOTK+
17
MUTE
Shut down
Thermal
25K
10K
10K
25K
25K
10K
10K
15K
+
-
+
-
+
-
+
-
Pre-DRV
PGND
Vcc1
Vcc2
Spindle
Driver(4X)
Actiator
Driver(6X)
Actiator
Driver(6X)
Driver(4X)
Sled
TRY
DRIVER
Vcc2
Vcc2
Vcc1
GND
GND
-
+
-
+
8/16-MB
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