Toshiba 19DV616DG Service Manual page 138

A B
8
FROM/TO REGULATOR2
6.3V
C813 10 B (16-08) GND
AT+3.3V
AT+3.3V
W858
S_3.3FE
DVD_SLOT_IN
W861
S_3.3VO
W867
S_3.3IO3
W863
S_3.3IO1
W869
S_3.3COM
W864
S_3.3DAC
POWER_FAIL
W866
S_3.3DIG
7
W865
S_3.3RAM
C806_1
GND
6.3V 220 RV5 S_3.3RAM
W850
S_3.3FL
AT+3.3V
W868
S_3.3LVDS
SYS_POWER_H
KEY-A
W851
S_1.8FE
AT+1.8V_2 KEY-B
GND
W856 RF_AGC
S_1.8LVDS
W840
S_1.8DIG
AT+1.8V_1
S_3.3DAC
6 SUB_RESET
FROM/TO REGULATOR
GND
S_1.8FE
PANELPOWER_H
DTVPOWER_H
S_3.3FE
SYS_POWER_H
HSYNC
LIGHT_CONTROL
VGA-B
LIGHT_POWER_H
VGA-G
POWER_FAIL
VGA-R
S_DET
SCART1_Y_IN
FROM/TO SOUND AMP MUTE
SCART1_B_IN
SCART1_G_IN
AUDIO_MUTE
SCART1_R/C1_IN
SP_AUDIO_OUT_L
SW_PB/D_PB
SP_AUDIO_OUT_R
5
SW_Y/D_Y
SW_PR/D_PR
FROM/TO 21PIN
DVD_C
EXT_MUTE-H
DVD_Y
SCART1_SW
S_1.8FE
SC1_A_OUT_L
SC1_A_OUT_R
SC1_A_IN_R
S_JACK_C
SC1_A_IN_L
S_JACK_Y
SCART1_R/C1_IN
SCART1_V_IN
SCART1_G_IN
CVBS_IN
SCART1_B_IN
TU_VIDEO_OUT
SCART1_Y_IN
S_3.3VO
SC1_CVBS_OUT
SCART1_V_IN
4
SC1_CVBS_OUT
S_3.3IO3
FROM/TO DVD_INTERFACE/AV_SWITCH
D_TUNER_CVBS
DVD/CVBS_AUDIO_R
DVD/CVBS_AUDIO_L
AV_SW AT+3.3V
SCL
SDA
FROM/TO TUNER
TU_VIDEO_OUT
D_TUNER_CVBS
3
1080I_LOW_SW
DTV_AV_SW
DTV-H
DTV_LPM_CTL_H
D_TU_AUDIO_R
RF_AGC
DTV_RESET
SIF
DTV_TX
AT+3.3V
DTV_RX
D_TU_AUDIO_L
FROM/TO AV SWITCH
AV_SW
SW_PB/D_PB
2
SW_PR/D_PR
SW_Y/D_Y
CVBS_IN
YUV_A_R
REMOCON
FROM/TO JACK
REMOCON
KEY-A
KEY-B
HSYNC
VSYNC
VGA-R
VGA-G
1 VGA-B
DVI-PC_AUDIO_R
DVI-PC_AUDIO_L
AV_SW
EPG_LED
STANDBY_LED
A B
H-41
C
SCALER SCHEMATIC DIAGRAM
NC NC
156 155 154
NC
NC
3.3
3.3
R810
3.3
C817 0.1 B 3.3
1K
0
3.3
R814
3.3
4.7K 1/16W
3.3
P1_2/GOUT/PWM2
STANDBY_H 3.3
JG803 P1_1/BOUT/PWM1
3.3
P1_0/SVMOUT/REV
C809 0.1 B C814 0.1 B 1.8
VSUP1.8FE
3.3
VSUP3.3FE
1
VIN22/DHS
47 C822 0.1 B
R816 1
VIN21
R867 47 C830 0.1 B
1
VIN20
47 C840 0.1 B
R850 1
VIN19
R811 47 1
VIN18
R855 47 C819 0.1
B
1
VIN17
C827 0.1 B
R868 47 1
VIN16
B
C838 0.1
R857 47 1
VIN15
C820 0.1 B
R862 47 1
VIN13
C828 0.1 B
R859 47 1
VIN12
C839 0.1 B
R863 47 0.8
VIN11
C837
0.5
VIN9
R864 47 0.1 B
C824
0.1 B 1
VIN8
R876 47 C800 0.1 B 1
VIN7
VSUP1.8FE
C810 0.1 B 0
GNDA
R819 47
C834 0.1 B 1
VIN6
0.1 B
R818 47 C833 1
VIN5
C825 0.1 B
R865 47 1/16W 1
VIN3
C835 0.1 B
R861 47 1/16W 1
VIN2
C826 0.1 B 1
R866 47 1/16W
VIN1
3.3
VSUP3.3VO
NC
C815 0.1 B VOUT3
NC
VOUT2
1.2
VOUT1
0
GND3.3IO3
3.3
VSUP3.3IO3
C816 0.1 B
3.3
NC 656I0/P3_0
3.3
R813 47
NC 656I1/P3_1
3.3
NC 656I2/P3_2
3.3
656I3/P3_3
NC
3.3
656I4/P3_4
NC
3.3
656I5/P3_5
NC
3.3
NC
3.3
NC
0
3.3 3.3 0 3.3
NC
5 6 7 8
NC
3.3
1 2 3
R917
4.7K
4 3 2 1
0 0 0 0
RESETQ
NC
NC
0 0
5 4
NC NC
OUT IN GND
1 2 3
R812
3.4 3.4
0
D804
4.7K
MA111
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(MAIN PCB)
GND
C850
C845
0.1 B
0.1 B
R822
C846
6.2K
0.1 B
NC NC NC NC
NC NC NC NC NC NC
153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121
111 110 109
156 155 154 153 152
151 150
157 DRO1_8/DRO1_6/LVDSB_0P
158 DRO1_9/DRO1_7/LVDSB_0N
159 P1_7/TDO
SCALER
IC803
160 P1_6/TCLK
VCT6973G-FA-B3-000
161 P1_5
162 P1_4
163 GND3.3DAC
164 VSUP3.3DAC
165 P1_3/ROUT/PWM3
204 656I6/P3_6
205 656I7/P3_7
206 656CLKI
207 656CLKO
49
50
208 656O7/P4_7/TCLKFW 1 2 3 4
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
NC
NCNC
NC NC NC NC
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
D E
F
C882
0.001 B
120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105
100 1/16W
R896 4.7K
0
R897 4.7K
0
3.3
3.3
OSDHCS0/P3_7/DBO2_5
3.3
OSDHCS1/P3_6/DBO2_4
3.3 C886
OSDFSW/DBO2_3
0
OSDCLK/DBO2_2
0.1 B
3.3
VSUP3.3IO1
0
GNDM3.3IO1
0
OSDH/DBO2_1
0
OSDV/DBO2_0
3.3
P2_5/TMS
NR803
3.3
P2_4/TDI
CRA108222JV
0
P2_3
3.3 R846 68
P2_2
3.3
P2_1
108 107 3.3
106 105
P2_0
3.3
VSUP3.3FL
0 C888 0.1 B
GND3.3FL
3.3 R820 68
SDA
R805
104 OSDB0/DGO2_1 3.3 68
SCL
C885
HSO NC
OSDB1/DGO2_0
103
VSO NC
18P CH
NC
CLKOUT
102 OSDB2/P3_4/DBO2_7
3.3
XTALOUT
X801
3.2
101 OSDB3/P3_5/DBO2_6 XTALIN
C887
3.3
100GT02010
VSUP3.3COM C884
0 20.25MHZ CH
15P 0.1 B
GND3.3COM
3.3
VSUP3.3DRI
0
GND3.3DRI
3.3 DPB0
DBI0
3.3 DPB1
DBI1
0.1
3.3 DPB2
DBI2
3.3 DPB3
DBI3
56
DRI1
3.3 DPB4
DBI4
3.3
DPB5
55 DBI5
DRI2
3.3 DPB6
DBI6
3.3 DPB7
54 DRI3 DBI7
3.3 DPG0
DGI0
53 3.3 DPG1
DRI4
DGI1
3.3 DPG2
DGI2
3.3 DPG3
DGI3
3.3
DPG4
DGI4
3.3 DPG5
DGI5
3.3 DPG6
51 52
DGI6
3.3 DPG7
DGI7
3.3 DPR0
DRI0
3.3
DPR1
3.3 DPR2
3.3 DPR3
3.3 DPR4
40 41 42 43 44 45 46 47 48 49 50 51 52
NC NC NC NC
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
F
G H
FROM REGULATOR
W909
S_8.0AU
P.CON+8V
W910
S_5VSIF
P.CON+5V_VCTP
W830
EPG_LED
TO REGULATOR2
GND
RXT_RST#
AV_SW
FROM/TO INTERFACE_HDMI IC
HDMI_RESET
DDEN
DDCK
R849 DPG7
DPG6
DPG5
GND DPG4
DPG3
HDMI_RESET DPG2
R848
DPG1
DTV_AV_SW
DPG0
100 DPR7
DPR6
DPR5
DPR4
DPR3
S_3.3IO1
DPR2
DPR1
DPR0
DPB7
DPB6
DTV_TX
DPB5
DTV_RX
DPB4
1080I_LOW_SW DPB3
DPB2
REMOCON
DPB1
DTV_LPM_CTL_H DPB0
DTV-H HDMI_I2SSCLK
S_3.3FL HDMI_I2SSDO
HDMI_I2SWS
25
SDA RXT0_RST
SCL
W908
26
SDA
FROM/TO SUB MICON
W907
SCL
SCL
SDA
SUB_RESET
AT+3.3V
S_3.3COM
S_3.3RAM
C891
B FROM AV SWITCH
YUV_A_L
S_JACK_Y
S_JACK_C
CP802 A2001WV-6A
AT+3.3V
AT+3.3V 6
GND 5
I2C_OFF
IIC_OFF 4
SDA
EEPROM_SDA 3
SCL
EEPROM_SCL 2
GND 1
TO DVD_INTERFACE/AV_SWITCH
DVD_SLOT_IN
DVD_C
DVD_Y
TO PANEL_INTERFACE
LCD_TXOUT0-
LCD_TXOUT0+
LCD_TXOUT1-
LCD_TXOUT1+
LCD_TXOUT2-
LCD_TXOUT2+
LCD_TXCLKOUT-
LCD_TXCLKOUT+
LCD_TXOUT3-
LCD_TXOUT3+
PCBF40
CMH143
G H
19DV616DG H-42
8
7
6
5
4
3
2
1