Toshiba 19SLDT3, Service Manual

Page: 38 / 61

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
CP802 A2001WV-6A
1
2
3
4
5
6
X801
100GT02010
20.25MHz
D804
MA111
D805
BAT54WS
NR803
CRA108222JV
NR806
CRA108222JV
NR804
CRA108470JV
NR805
CRA108470JV
IC803
VCT6973G-FA-B3-000
SCALER
101
102
103
104
105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
1 10
100
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
81
82
83
84
85
86
87
88
89
9
90
91
92
93
94
95
96
97
98
99
JG801
JG803
IC801
AT24C256BN-SH-T
EEP ROM IC 256K
1 2 3 4
5 6 7 8
W856
W907
W862
W850
W868
W865
W866
W864
W869
W863
W867
W861
W858
W910
W909
W851
W840
W830
W818
W908
C857_1
3.3
50V
RV2
C892_1
10
16V
RV2
C893_1
10
16V
RV2
C821_1
100
10V
RV5
C806_1
220 6.3V RV5
C801_1
220
6.3V
RV5
IC802
PST3229NR
RESET IC
1 2 3
4 5
C820 0.1 B
C828 0.1 B
C839 0.1 B
C800 0.1 B
C824 0.1 B
C840 0.1 B
C822 0.1 B
C830 0.1 B
C826 0.1 B
C835 0.1 B
C836
10 6.3V
(16-08)
B
C816 0.1 B
C876
0.1
B
C804
1
B
C803
0.47
B
C888 0.1 B
C885
18P CH
C884
15P CH
C808 0.1
B
C852
1
B
C853
1
B
C868
0.1
B
C865 0.1
B
C815 0.1 B
C846
0.1 B
C844
0.1
B
C887
0.1 B
C845
0.1 B
C855
0.1
B
C809 0.1 B
C810 0.1 B
C814 0.1 B
C891 0.1 B
C871
0.1
B
C833 0.1 B
C875 0.1
B
C889
0.1
B
C817 0.1 B
C854
1
B
C856
1
B
C858
1
B
C859
1
B
C813 10 (16-08) B
C886 0.1 B
C834 0.1 B
C866
0.1
B
C869
56P
CH
C867
56P
CH
C850
0.1 B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
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
R856 3.3K R858 3.3K
R824
4.7K
R814 4.7K
R867 47
R812
4.7K
R917
4.7K
R815
2.2K
R842 3.3K
R863 47
R859 47
R862 47
R818 47
R897 4.7K
R896 4.7K
R874 4.7K
R821
47
R823
47
R810
1K
R873 4.7K R872 4.7K
R869
4.7K
R846 68
R886
10K
R837
1K
R816
47
R850
47
R819 47
R861 47 1/16W
R866 47 1/16W
R822
6.2K
R820 68
R805 68
R876 47
R864 47
GND
GND
GND
S_DET
AT+3.3V
AT+3.3V
I2C_OFF AT+3.3V
S_3.3LVDS
S_3.3IO1
S_3.3LVDS S_3.3LVDS S_1.8LVDS
LCD_TXOUT0- LCD LCD_TXOUT1- LCD LCD_TXOUT2- LCD
S_3.3LVDS
LCD_TXOUT3- LCD
S_1.8DIG
STANDBY_LED
LCD_TXCLKOUT- LCD_T LIGHT_CONTROL
S_8.0AU
P.CON+8V
S_3.3FE
LIGHT_POWER_H
DVD_SLOT_IN
S_5VSIF
P.CON+5V_VCTP
S_3.3VO
S_3.3IO3
S_3.3IO1 EPG_LED
S_3.3COM
GND
S_3.3DAC
POWER_FAIL
S_3.3DIG
AV_SW
S_3.3RAM
GND
S_3.3RAM
S_3.3FL
AT+3.3V
S_3.3LVDS
SYS_POWER_H
KEY-A GND
AT+1.8V_2
S_1.8FE
KEY-B
GND
RF_AGC
S_1.8LVDS
AT+1.8V_1
S_1.8DIG
S_3.3DAC
SUB_RESET
S_3.3IO1
GND
S_1.8FE
PANELPOWER_H
SYS_POWER_H
S_3.3FE
LIGHT_CONTROL
HSYNC 1080I_LOW_SW
LIGHT_POWER_H
VGA-B REMOCON
POWER_FAIL
VGA-G
S_DET
VGA-R
S_3.3FL
AUDIO_MUTE
SDA
SP_AUDIO_OUT_L
SCL
SP_AUDIO_OUT_R
SW_PB/D_PB
SDA
SCL
SW_Y/D_Y
SCL
SW_PR/D_PR
SDA
SUB_RESET
DVD_C
DVD_Y
AT+3.3V
S_1.8FE
S_3.3COM
S_3.3RAM
S_JACK_C
S_JACK_Y
CVBS_IN
TU_VIDEO_OUT
S_3.3VO
S_3.3IO3
AT+3.3V
DVD/CVBS_AUDIO_R
DVD/CVBS_AUDIO_L
I2C_OFF
AV_SW SDA
AT+3.3V
SCL
SCL
SDA
TU_VIDEO_OUT
DVD_SLOT_IN
1080I_LOW_SW
DVD_C
DVD_Y
RF_AGC
SIF
LCD_TXOUT0-
LCD
RESETQ
LCD_TXOUT1-
LCD
AT+3.3V
LCD_TXOUT2-
LCD
SW_PB/D_PB
LCD_TXCLKOUT-
SW_PR/D_PR LCD_T
LCD_TXOUT3-
SW_Y/D_Y
LCD
CVBS_IN
YUV_A_R
YUV_A_L
REMOCON
S_JACK_Y
S_JACK_C
DVI-PC_AUDIO_R DVI-PC_AUDIO_L
DVD/CVBS_AUDIO_L
DVD/CVBS_AUDIO_R
SP_AUDIO_OUT_R SP_AUDIO_OUT_L PANELPOWER_H SYS_POWER_H AUDIO_MUTE
S_3.3DIG S_3.3RAM S_5VSIF
YUV_A_R YUV_A_L S_8.0AU
VSYNC SIF
KEY-A
KEY-B
HSYNC
GND
VSYNC
VGA-R
VGA-G
VGA-B
DVI-PC_AUDIO_R
DVI-PC_AUDIO_L
AV_SW
EPG_LED
STANDBY_LED
REMOCON
H-42 H-41
FROM REGULATOR
FROM/TO JACK
FROM AV SWITCH
FROM/TO TUNER
TO DVD_INTERFACE/AV_SWITCH
FROM/TO REGULATOR
TO SOUND AMP MUTE
6.3V
NC
NC
NC
19SLDT3
PCBF40
CMH143
NC NC
3.3
26
25
FROM/TO REGULATOR2
FROM/TO REGULATOR2
(16-08)
TO PANEL_INTERFACE
FROM DVD_INTERFACE/AV_SWITCH
NC
NC
NC
NC NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NC NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NC NC NC NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NC NC NC NC NC NC NC NC
(16-08)
0 0 3.3 3.3 0 1.2 1.8 1.3 1.3 3.3 1.3 1.3
0
1.3 1.3 1.3 1.5 1.5 0 1.5 1.5
3.3
1.8
0 3.3 3.2 3.2 3.3 3.4 3.3 3.3
0 0 0 3.3 3.3 0 0 3.3
3.3
3.3
0
3.3
3.3
3.3
3.2
0
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3 3.3 3.3 2.8 3.3 3.3
0
3.3
NCNC
0
3.3 3.3 3.3 3.3
0 0
5.0
NC
1.5 1.5 2.7
NC NC NC NC
4.3 4.3 4.3 4.3
0 0
4.3 4.3 8.6 3.8 3.8 3.8 3.8 3.8 3.8 3.8 3.3 3.3 3.3 3.3 3.3 2.9 3.3 3.3
1.2
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
3.3
1
1
1
1
1
0
1
1
0.8
0.5
1
1
1
1
1
1
1
1
3.3
1
1
3.3
1.8
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
VSS
A2
0 0 0 0
TEST
VCC
A1 A0
SDA SCL
OUT
NC
IN
NC
GND
NC
0 0 NC
3.4 3.4 0
24
(MAIN PCB)
3.3 3.3 3.3 0
SCALER SCHEMATIC DIAGRAM
NC
NC
NC
NC
3.3
0
0
3.3
3.3
3.3
0
3.3
0
0
0
3.3
3.3
0
3.3
3.3
3.3
NC NC NC NC NC NC NC NC NC
NC
NC
NC
NC
DRO1_1/DGO1_7/LVDSBCLKP
RESETQ AIN1R AIN1L AIN2R AIN2L AIN3R AIN3L AIN4R AIN4L VREFAU VSUP8.0AU GNDA SGND AOUT2R/AIN5R AOUT2L/AIN5L AOUT1R AOUT1L HEADPHONER HEADPHONEL SPEAKERR SPEAKERL SUBWOOFER/TEST VREFSIF SIFIN+ SIFIN- VSUP5.0 GNDA GND3.3DIG VSUP3.3DIG SPDIF_OUT I2S_DA_IN I2S_CL I2S_WS I2S_DEL_OUT I2S_DEL_IN I2S_DEL_CL I2S_DEL_WS VSUP3.3RAM GND3.3RAM DVS DEN
DRI0
DGI7
DGI6
DGI5
DGI4
DGI3
DGI2
DGI1
DGI0
DBI7
DBI6
DBI5
DBI4
DBI3
DBI2
DBI1
DBI0
VSO
HSO
SCL
SDA
GND3.3DRI
VSUP3.3DRI
GND3.3COM
CLKOUT
XTALOUT
XTALIN
VSUP3.3COM
GND3.3FL
VSUP3.3FL
P2_0
P2_1
P2_2
P2_3
P2_4/TDI
P2_5/TMS
OSDV/DBO2_0
OSDH/DBO2_1
VSUP3.3IO1
OSDCLK/DBO2_2
OSDFSW/DBO2_3
OSDHCS1/P3_6/DBO2_4
OSDHCS0/P3_7/DBO2_5
OSDR0/DRO2_1
PCS5/P2_7
VSUP3.3IO1
GND3.3IO1
PCS4/P2_6 PCS2/P4_0 PCS1/P4_3 PCS0/P4_2 PCS3/P4_1
PCLK2 PCLK1
DBO1_2/DRO2_4/VSUP3.3LVDS
DBO1_1/DRO2_3/LVDSA_4N DBO1_0/DRO2_2/LVDSA_4P
VSUP1.8DIG
GND1.8DIG
DBO1_3/DRO2_5/LVDSA_3P DBO1_4/DRO2_6/LVDSA_3N
DBO1_5/DRO2_7/GND3.3LVDS DBO1_6/DBO1_0/LVDSA_CLKP DBO1_7/DBO1_1/LVDSA_CLKN
VSUP3.3IO2/VSUP3.3LVDS DBO1_8/DBO1_2/LVDSA_2N DGO1_1/DBO1_5/LVDSA_1N DGO1_0/DBO1_4/LVDSA_1P
DBO1_9/DBO1_3/GND3.3LVDS
DGO1_2/DBO1_6/VSUP3.3LVDS DGO1_5/DGO1_1/VSUP1.8LVDS
DRO1_0/DGO1_6/GND3.3LVDS
DGO1_8/DGO1_4/LVDSB_3P DGO1_9/DGO1_5/LVDSB_3N
DGO1_6/DGO1_2/REXT
DGO1_3/DBO1_7/LVDSA_0P DGO1_4/DGO1_0/LVDSA_0N
GND3.3IO2/LVDSBCLKN
P1_2/GOUT/PWM2
P1_1/BOUT/PWM1
P1_0/SVMOUT/REV
VSUP1.8FE
VSUP3.3FE
VIN22/DHS
VIN21
VIN20
VIN19
VIN18
VIN17
VIN16
VIN15
VIN13
VIN12
VIN11
VIN9
VIN8
VIN7
VSUP1.8FE
GNDA
VIN6
VIN5
VIN3
VIN2
VIN1
VSUP3.3VO
VOUT3
VOUT2
VOUT1
GND3.3IO3
VSUP3.3IO3
656I1/P3_1
656I0/P3_0
656I2/P3_2
656I3/P3_3
656I4/P3_4
656I5/P3_5
656O2/P4_2/TDO 656O1/P4_1/TDI 656O0/P4_0/TMS
GND3.3IO2/LVDSA_2P
DGO1_7/DGO1_3/GND1.8LVDS
205
206
207
208
656I7/P3_7
656CLKI
656CLKO
656O7/P4_7/TCLKFW
656I6/P3_6 204
VSUP3.3IO2/VSUP3.3LVDS DRO1_2/DRO1_0/LVDSB_2P
150 151
152
153 154 155 156
DRO1_7/DRO1_5/VSUP3.3LVDS DRO1_6/DRO1_4/LVDSB_1N DRO1_5/DRO1_3/LVDSB_1P DRO1_4/DRO1_2/GND3.3LVDS DRO1_3/DRO1_1/LVDSB_2N
OSDG3/P3_3/DGO2_2 OSDG2/P3_2/DGO2_3 OSDR3/P3_1/DGO2_6 OSDR2/P3_0/DGO2_7
105 106
OSDG1/DGO2_4 OSDG0/DGO2_5
107
108 109 110 111
OSDR1/DRO2_0
OSDB3/P3_5/DBO2_6
OSDB2/P3_4/DBO2_7
OSDB1/DGO2_0
OSDB0/DGO2_1
101
102
103
104
DRI4
DRI3
DRI2
DRI1
53
54
55
56
1 2 3 4
656O6/P4_6/TDOFW 656O5/P4_5/TDIFW 656O4/P4_4/TMSFW 656O3/P4_3/TCLK
158 DRO1_9/DRO1_7/LVDSB_0N
159 P1_7/TDO
160 P1_6/TCLK
161 P1_5
P1_4
GND3.3DAC
VSUP3.3DAC
157 DRO1_8/DRO1_6/LVDSB_0P
P1_3/ROUT/PWM3
162
163
164
165
DCLK DRI7 DRI6 DRI5
49
50
51 52
GNDM3.3IO1
AT+3.3V
GND
GND
EEPROM_SDA
EEPROM_SCL
IIC_OFF
STANDBY_H
FROM/TO SUB MICON