Toshiba 15LV505 Service Manual page 82

A B
8
FROM/TO POWER
CP3001 (CP501)
A2006WV0-2x10P
20 KEY-B
19 KEY-A
18 POWER_FAIL
17 GND
16 GND
W815
15 GND
W816
14 AT+5.8V
7 13 AT+12V
12 POWER_ON-H
11 S_DET
10 INVERTER_H
9 LIGHT_CTL
W818
8 P.CON+32V
7 M_GND
6 GND
5 AT+5.8V
4 AT+5.8V
W817
3 AT+12V
2 NC
1 FILTER_MUTE
6
5
FROM/TO AUDIO/VIDEO
4 CP3002 (CP8501,CP8502)
A2006WV0-2X12P
1 SPDIF-134
W847
2 ZERO NC
3 GND
4 DVD_RESET
R3044
5 GND
10K
6 START_SW
B3022
7 TX
FCM1608KF-102T02
8 DVD_STATUS_1 NC
9 GND
10 P.CON+3.3V
(1608)
11 GND
3
12 P.CON+6V
13 GND
14 DVD_A_OUT_R
15 DVD_A_OUT_L
16 [V]Y_VIDEO
17 [U]C_VIDEO
B3023
18 GND
FCM1608KF-102T02
19 RX
20 CS NC
21 P.CON+3.3V
W856
22 P.CON+12V
23 P.CON+A5V
W857
24 GND(M)
2
TO DVD PCB
CD3002
E82O1101
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
H-29
C
KEY_B
KEY_A
POWER_FAIL
AT+5.8V
POWER_ON_H
S1_DET
INVERTER_H
LIGHT_CTL
TUNER+30V
for LCD PANEL B3008
R3002 HCB1608KF-181T20
0
AT+12V 6.8K 5.2 5.2
3 2 1
LCD+B_SW
FILTER_MUTE G D D
Q3005
0 LCD+B_SW
KRC102SRTK
Q3009
3.0
LCD-H
TPC6108
S D D
0
4 5 6
5.8 5.2 5.2
5.0V REGULATOR IC
IC3007 BD7820FP
1 2 6 4 5
5.8 5.8 0 5.0 0.8
POWER_ON_H
R3032
B3014
3.9K
HCB1608KF-181T20
+-1%
DVD_SPDIF
DVD_RESET
START_SW
0
SW
TWIRE_TXDC
Q3008
KRC102SRTK
0
DVD+3.3V
MOTOR+6V
R3035
HCB1608KF-181T20
DVD_R
0 6.0 6.0
6.8K
DVD_L
3 2 1
DVD_Y
G D D
DVD_C
MOTOR+6V_SW
Q3010
RTQ035P02
TWIRE_RXDC 0
LCD+B_SW
5.8 S D D
Q3006
4 5 6
KRC101S-RTK
0 5.8 6.0 6.0
SW+12V
MOTOR_GND
5.8 5.8
AT+5.8V
SW
Q3002
KRA101SRTK 0
0
SYS_POWER_H
3.3
0
SW
Q3001
KRC102SRTK
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
REGULATOR SCHEMATIC DIAGRAM
(DIGITAL PCB)
L3001
D3005 D3007
AT+5.8V
EC11FS4 EC11FS4 22uH
TSL0808
R3005
LV_CTL
1K
GND
D3006
EC31QS04
VDD_PANEL
W826
AT+5.8V
AT+5.8V
D5.0V
AT+12V
L3005
12.0 12.0
SW+12V
AT+5.8V
SW
22uH
Q3007
0
TSL0808
KTA1664-Y-RTF/P
SW
Q3004
KRC103SRTK
4.5
5.8
0
SW
0
Q3003
KRC103SRTK 0
3.3V_POWER_H
3.3
B3015
0
AT+5.8V
POWER_ON_H
D3.3V
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F
IC
VCC1.0V DC/DC
R3016 R3018
1.8K +-1% 150 +-1%
VDD CORE 1.05V IC
IC3001 BD9130NV
0.8 3.0
ADJ EN
3.3 3.3
VCC PVCC L3002
0.3 1.0
ITH SW
5.2uHCDRH104R
0 0
GND PGND
GND
NC 0 5.8
3 2 1
NC GND SW 3.3V REGULATOR IC
IC3009
S-1170B33UC-OTSTFG
IN OUT
4 5
3.3
5.8
VCC+3.3V DC/DC
R3022 for CORE
0.047 1/4W 2125
4 5 6
C3013 R3020 S D D
6.3V 68 CD 0.047 1/4W 2125
VDD CORE 1.8V IC G D D
IC3002 AL1015
3 2 1
5.8
C3014 C3019
5.8
VIN CS
1.2
0.1 B 4.5 0.1 B
V5/PWON EXT
0
1.2
Vref/SS GND
R3024 R3025
1.3
1.2
CC FB
1.5K 220
+-1% +-1%
IC
1.8V_REGULATOR IC
IC3003
PQ035ZN1HZPH V_IN VB V_OUT V_ADJ TSL0808
GND
1 2 6 4 5
R3015 R3017
R3007
6.8K 150
+-1% +-1%
330
CAUTION
:SINCE THESE PARTS MARKED BY ARE CAUTION: DIGITAL TRANSISTOR
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F
G H
FROM/TO HDMI
D3.3V
(typ 1.8A) GND
B3003
D1.0V
FROM/TO SCALER VIDEO/AUDIO
HCB1608KF-181T20
S1_DET
AT+3.3V
LIGHT_CTL
D3.3V
TWIRE_TXDC
TWIRE_RXDC
LCD-H
GND
FROM/TO TUNER
TUNER+30V
D3.3V
D5.0V
GND
FROM/TO FLASH
D3.3V
INVERTER_H
GND
FROM/TO LVDS
AT+3.3V
D3.3V
D1.0V
VDD_PANEL
GND
FROM/TO MICON
LV_CTL
SYS_POWER_H
3.3V_POWER_H
AT+3.3V
KEY_A
KEY_B
POWER_FAIL
DVD_RESET
L3004
START_SW
22uHCDRH104R
AT+5.8V
D5.0V
GND
FROM/TO SCALER POWER
D3.3V
D1.8V
D1.0V
GND
B3006
FROM/TO AV SWITCH
HCB1608KF-181T20
B3007
D3.3V
SW+12V
HCB1608KF-181T20 DVD_R
DVD_L
DVD_Y
DVD_C
D5.0V
B3017
D3.3V
DVD+3.3V
GND
HCB1608KF-181T20
FROM/TO DDR
D1.8V
GND
L3003
(DDR2:typ 1095mA)
D1.8V FROM/TO JACK
22uH
D3.3V
D5.0V
DVD_SPDIF
FILTER_MUTE
GND
GND
PCBDH0
CEH420
CAUTION: DIGITAL TRANSISTOR
G H
H-30
8
7
6
5
4
3
2
1