15.10. PA-Board (1 of 2) Block Diagrarm
D2306
D2307
DC-DC CONVERTER/POWER SOS
PA
SPEAKER OUT/DIGITAL AUDIO PROCESSOR
FAN CONTROL
Q2303
MAIN 3.3V
1
INPUT
3
OUTPUT
AVR 12V
IC2303
OUT_Y
1
IN_B
4
2
IN_A
IC2309
AND GATE
STEREO POWER STAGE L
IC2302
POWER ON RESET
VREG
PROTECTION AND
I/O LOGIC
TIMING
/GATE
DRIVE
DRIVE
TIMING
/GATE
TIMING
/GATE
DRIVE
DRIVE
/GATE
TIMING
/CONTROL
RMW
RECEIVE
/CONTROL
RMW
RECEIVE
/CONTROL
RMW
RECEIVE
RMW
/CONTROL
RECEIVE
OUT_A
OUT_B
OUT_C
OUT_D
39
43
34
36
28
33
31
24
BST_C
BST_A
BST_D
BST_B
PWM_A
PWM_B
PWM_C
PWM_D
6
8
16
18
17
7
5
21
WOOFER
SQ_L+
PA2
1
SQ_L-
2
W_L-
4
SQUAWKER
SPEAKER L
SPEAKER L
W_L+
5
5
PWM_C
/CONTROL
OUT_C
W_R+
5
36
RMW
TIMING
VREG
POWER ON RESET
TIMING
/GATE
I/O LOGIC
DRIVE
STEREO POWER STAGE R
/GATE
WOOFER
RMW
DRIVE
OUT_A
DRIVE
/CONTROL
BST_C
BST_B
DRIVE
SQ_R-
PWM_D
2
OUT_D
BST_D
W_R-
17
PROTECTION AND
33
31
24
6
1
RECEIVE
/CONTROL
18
/GATE
/CONTROL
RECEIVE
43
RMW
RECEIVE
21
IC2301
PWM_B
PWM_A
39
PA1
TIMING
RMW
28
RECEIVE
SQ_R+
4
SQUAWKER
7
SPEAKER R
SPEAKER R
8
34
OUT_B
BST_A
TIMING
/GATE
16
12V
12V
LRCLK
21
SCLKOUT1
MCLKO
25
26
RESET
SDOUT1
27
SDOUT2
19
32
SDOUT3
22
11
SDIN1
PWM
CONTROL
31
38
MUX
MUX
37
MUX
36
MUX
35
MUX
MUX
PWM
Vo
l
MUX
SERIAL D
A
T
A
INTERF
A
C
E
26
25
24
CONTROL
SYSTEM
16
9
17
18
CONTROL
SERIAL
IF
CLOCK
RATE/
ERROR
DETECTION
AND PLL
20
8
19
MAIN 3.3V
AVDD
DVDD
2
11
DIGITAL SOUND CONTROLLER
IC2304
17
SCL2 18
SDA2
15
SCL1 16
SDA1
SCL1
SDA1
SCL1
SDA1
6ch DIGITAL AUDIO
IC2300
PWM PROCESSOR
OUT
2
VDD
4
RESET
IC2306
MAIN3.3V
SCL
6
5
SDA
VCC
8
/WP
7
EEPROM
IC2305
MAIN3.3V
STEREO AUDIO ADC
IC2307
SERIAL
IF
DECIMATION
X1/64
FILTER
WITH
HPF
DELTA-
MOD.
SIGMA
LPF/
ANTIALIAS
CLOCK/
TIMING
CONTROL
DOUT
BCK
LRCK
8
7
9
6
SCKI
VINL
13
DELTA-
ANTIALIAS
SIGMA
MOD.
LPF/
3
VCC
4
VDD
14
VINR
4
3
2
5
1
MAIN5V
MAIN3.3V
4
FACTORY
2
SDA
FOR
SCL
MAIN3.3V
5
1
3.3V
PA3
SRQ1
USE
VALID1
PWM_1
PWM_2
PWM_4
PWM_3
SDA
SCL
MUTE
RESET
SDIN2
SDIN1
SDIN3
LRCLK
SCLK
MCLK
TH-42PX600U
PA-Board (1 of 2) Block Diagram
TH-42PX600U
PA-Board (1 of 2) Block Diagram
TH-42PX600U
78
Summary of Contents for TH-42PV600
Page 5: ...1 Applicable signals 5 TH 42PX600U ...
Page 20: ...8 Location of Lead Wiring 8 1 Lead of Wiring 1 20 TH 42PX600U ...
Page 21: ...8 2 Lead of Wiring 2 1 21 TH 42PX600U ...
Page 22: ...8 3 Lead of Wiring 2 2 22 TH 42PX600U ...
Page 23: ...8 4 Lead of Wiring 3 1 23 TH 42PX600U ...
Page 24: ...8 5 Lead of Wiring 3 2 24 TH 42PX600U ...
Page 25: ...8 6 Lead of Wiring 4 1 25 TH 42PX600U ...
Page 26: ...8 7 Lead of Wiring 4 2 26 TH 42PX600U ...
Page 27: ...8 8 Lead of Wiring 5 27 TH 42PX600U ...
Page 32: ...9 4 No Picture 32 TH 42PX600U ...
Page 39: ...11 4 Adjustment Volume Location 11 5 Test Point Location 39 TH 42PX600U ...
Page 41: ...41 TH 42PX600U ...
Page 69: ...15 Schematic and Block Diagram 15 1 Schematic Diagram Notes TH 42PX600U 69 ...
Page 130: ...NOTE TH 42PX600U 130 ...
Page 131: ...16 Parts Location Mechanical Replacement Parts List 16 1 Parts Location 131 TH 42PX600U ...
Page 132: ...16 2 Packing Exploded Views 132 TH 42PX600U ...
Page 134: ...17 Electrical Replacement Parts List 17 1 Replacement Parts List Notes 134 TH 42PX600U ...