Toshiba 42WP66R, Руководство по обслуживанию

Страница: 14 / 32

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC904
MSP3450G-QA-C12-100
SOUND PROCESSOR IC
1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41 42 43 44 45 46 47 48 49
5
50 51 52 53 54 55 56 57 58 59
6
60 61 62 63 64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
Q901
KTC3875S_Y_RTK
SW
Q902
KTC3875S_Y_RTK
SW
L901
10uH 0305
L903
10uH 0305
L904
10uH
0305
D901
MTZJ5.6B
C906
100
10V
KA
C946
10
50V
YK
C918
10 50V YK
C951
10 50V YK
C927
3.3
50V
KA
C933
1000
6.3V
YK
C914
10 50V YK
C915
10 50V YK
C904
1
50V
KA
C916
22
16V
KA
C919
22 16V KA
W838
W930
W856
W857
W927
C942
0.33
B
C954
56P CH
C953
56P CH
C955
56P CH
C956
3P CH
C957
3P CH
C917
470P CH
C958
0.0039
B
C922
0.1
B
C949
22P CH
C948
22P CH
C936
0.33
B
C940
0.33
B
C944
0.1
B
C952
470P CH
C950
0.0015 B
C941
0.0015
B
C945
220P
CH
C943
470P
CH
C947
0.33
B
C920
0.0015 B
C926
0.1
B
C959
0.0039
B
C934
0.33
B
C962
0.33
B
C963
0.33
B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R905
220
R906
220
R913
1K
R914
220K
R915
220K
X901
100CT01803
18.432MHz
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
ACD
P.CON+5V
GND
P.CON+8V
AUDIO_JACK_OUT_R
AUDIO_JACK_OUT_L
SCL
SP_AUDIO_OUT_L
SDA
SP_AUDIO_OUT_R
STEREO_RESET
SW_AUDIO_L[PC]
SW_AUDIO_R[PC]
TUNER_A_MONO_IN
SW_A_IN_L
SW_A_IN_R
SIF
TUNER_A_MONO_IN
SCL
SDA
AUDIO_IN_L2
AUDIO_IN_R2
13
12
H-6 H-5
FROM/TO AV SWITCH2
FROM POWER
PCBD20
CME071
FROM AV JACK
FROM/TO POP_AV SWITCH
FROM TUNER/POWER SWITCH
TO SOUND AMP/HEADPHONE AMP
NC
NC
(AV PCB)
NC
NC
NC
NC
NC NC
NC NC NC NC NC NC NC NC
4.9 0 0 4.9 4.9 4.9 1.7 2.5
4.9
0
2.4
1.9
0
2.6
1.9
2.4
4.9
4.9
0 2.6 3.8 3.8 0 3.8 3.8 0 3.7 0 0
7.1
8.0
7.1
3.8
65 AVSUP
79 ADR_SEL
80 STANDBYQ
40 CAPL_M
26 VREF2
25 DACA_L
NC NC NC NC
NC
I2S_DA_IN2
NC NC
I2S_WS
I2S_DA_OUT I2S_DA_IN1
ADR_DA ADR_WS ADR_CL I2S_CL
D_CTR_I/O_1
D_CTR_I/O_2
NC
I2C_DA I2C_CL
DVSUP DVSUP DVSUP
DVSS DVSS DVSS
RESETQ
NC
NC NC
AUDIO_CL_OUT
TP
NC
NC
NC
NC
NC
XTAL_OUT
XTAL_IN
TESTEN
ANA_IN-
AVSUP
MONO_IN
NC NC NC
NC NC NC
VREFTOP SC1_IN_R SC1_IN_L ASG1 SC2_IN_R SC2_IN_L
AHVSUP
CAPL_A
SC1_OUT_L
SC1_OUT_R
SC2_OUT_L
SC2_OUT_R
ASG2 SC3_IN_R AVSS AVSS ASG4 SC4_IN_R SC4_IN_L AGNDC
NC NC AHVSS AHVSS NC
NC
NC
NC
NC
VREF1
NC NC
NC
0
0
3.8
0
0 0 0
3.8
3.8 3.8
0
0 0 0 4.8
0
0
0
0
0
4.4
0
0 0 0 0 5.0 5.0 5.0 0.2 0.2
0
0 0 0 0 NC
0.1
0.1
0
NC
DACA_R
NC
DACM_SUB
NC
DACM_L
DACM_R
0
0
0
0
0 0
NC
SC3_IN_L
(PC)
(SCART1/2_SW)
(DVD) (DIGITAL TUNER)
STEREO SCHEMATIC DIAGRAM
0.6
0
0
4.9
0
0