TCL L32D12, Руководство по обслуживанию

Страница: 22 / 45

T
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
2IN+
2IN-
2OUT VCC+
1IN+ 1IN- 1OUT VCC-
GND
GND
GND
GND
GND
GND
Y0B Y2B
ZB
Y3B Y1B
E
VEE VSS
A1 A0 Y3A Y0A ZA Y1A Y2A VDD
GND
OUT2+
OUT2-
NC3
IN2
VCC2
NC2
OUT1+
VCC1
IN1
NC1
MUTE
STBY
PW_GND
S_GND
OUT1-
GND
GND
GND
GND
GND
GND
GND
GND
...
.............
DD-MM DD-MM DD-MM DD-MM
...
...
... ...
... ... ...
...
...
5-5-2008_15:52
...........
...
...
...
...
...
...
DD-MM-YY
......
Tel +86-755-3331xxxx Fax +86-755-3331xxxx Nanshan District, Shenzhen, Guangdong B Building, TCL Tower, Nanhai Road
TCL Thomson Electronics Ltd.
OF : PAGE:
ON: BY:
BY: ON:
CHECKED
DATE
Last saved :
DESCRIPTION
Last modif
NAME
A
321
F E
D
C B
87
6
5 5
4
321
THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIED UNLES S PERMITTED IN WRITING
F E D C B A
4
6
7
8
FORMAT DIN A
2
Index-Lab
DESIGNATION
SBU :
TCLNO:
DRAWN
GND
GND
GND
GND
GND
GND
GND
GND
T
T
T
T
T
NEAR IC SHIELDING WITH GND
D/A CIRCUIT
D/A AND OP CIRCUIT
AUDIO MUX
AUDIO_SPEAKER
BACK EARPHONE
NEAR IC SHIELDING WITH GND
AUDIO MUTE CIRCUIT
ZP2
ZL_
LL4148
D603
D601
LL4148
R699
0.22R
C652
1U
C653
1U
DAC1_AOUTL
DAC1_AOUTR
ZR_
ZL+
ZR+
4 3 2 1
P601
E
C
B
BT3904
Q609
B
E C
Q608
BT3906
B
C
E
Q607
BT3904
+5VSB
+12_AP
R638
10K
D602
LL4148
B
C
E
Q606
BT3904
2 1 Y602
R697
0R
NC
OUT1-
B_OUT2
R696
0R
NC
R667
330R
C656
1U
NC
C654
1U
NC
R640
75R
+12V
R631 100K
NC
R621 100K
NC
C650 0.1U
NC
R656
68K
C651
0.1U
R695 10K
+12V
+12V
R626
10R
DAC1_AOUTR
DAC1_AOUTL
R618
470R
C629 220U
16V
VGA_L_IN
AMP_ON/OFF_MUTE
R657 68K
R654
82K
R694 10K
16V
10U
C621
AOL1
AOR1
16V
10U
C631
AOL0
LO_L
LO_R
10U
C648
C649
10U
R693 10K
R608
470R
C607
2200P
AOR0
C601
1U
6 1 7 5 4 2 3
P602
R668
330R
R669
10K
R670 10K
R628 47K
C619 10U
16V
OUT1-
OUT1+
OUT2-
OUT2+
JTCK
+12_AP
B
E C
Q604
BT3906
R692 33K
C642
0.1U
C641 470U
25V
15
14
11
12
13
10
1
3
4
5
6
7
8
9
2
U602
TDA7266SA
R691
47K
AV1_L_IN
VGA_R_IN
AV1_R_IN
R648 22K
R647 22K
R651
10K
AV2_R_IN
AV2_L_IN
R623
10K
R633
10K
R660
4K7
NC
R661
4K7
NC
OPAV120
OPA2VREF
L604 220R
R634
15K
1 2 3 4 5 6 7 8
9
10 11 12 13 14 15 16
U603
HEF4052B
C609
100P
R653
4K7
0.1U
C645
C644 220U
16V
C627
0.1U
C625 100U
16V
R649 22K
R644 22K
R645 22K
R646 22K
AIN_R
+12V
AIN_L
R650 10K
B
C E
Q605
BT3904
R652
4K7
C610
100P
C620
1U
R627
47K
OPA2VREF
OPAV120
C633
100P
C623
100P
R624
15K
C632
1000P
C622
1000P
R632
5K1
R622
5K1
R609 47K
R607 1K2
C605
1U
R606 220K
R603 100K
R605 6K8
R604 330K
AUV120
C604
0.1U
C603
220P
R602
8K2
R601
8K2
AUV120
+12V
C608
0.1U
5 6 7 8
3 2 1 4
U601
RC4558
C618 470U
16V
C606
10U
16V
C602
680P
L601
220R
L603
220R
B
E C
Q602
BT3906
B
C
E
Q601
BT3904
R637 12K
4K7
R636
C628
10U
16V
16V
10U
C626
C617
2200P
R619 47K
R617 1K2
C615
1U
R616 220K
R613 100K
R615 6K8
R614 330K
AUV120
C614
0.1U
C613
220P
C611
1U
R612
8K2
R611
8K2
C616
10U
16V
C612
680P
B
C
E
Q603
BT3904
R642
10K
R643 10K
AMP_ON/OFF_MUTE
U1TX
U1RX
AVDD3V3
+12_AP
+12V
B_OUT1
OUT2-
10K
R698
OUT2+
B_OUT2
OUT1+
B_OUT1
ZP3