Audio/Video - Toshiba 19LV505 Service Manual

A B
8
7
DAC_VIDEO_C/D
FROM/TO MPEG/MICON/DSP/RF_AMP
DAC_VIDEO_C/D
DAC_VIDEO_A
RESET
SYS_MUTE
DUPRD1
SPDIF
DUPTD1
APWM_L+
6 APWM_L-
APWM_R+
APWM_R-
P.CON+1.8V_D
P.CON+3.3V_D
P.CON+5V_D
GND
TO MEMORY
RESET
P.CON+3.3V_D
GND
5
TO MOTOR DRIVE
P.CON+A5V_D
P.CON+3.3V_D
P.CON+6V_D
GND
M_GND
APWM_L-
4
APWM_L+
R8506
220
3
APWM_R+
APWM_R-
2
CAUTION
1 ATTENTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
A B
H-7
C
AUDIO/VIDEO SCHEMATIC DIAGRAM
C8505
DAC_C[U]C_VIDEO
12P CH
59
L8502
1uHNLV25
C8511
DAC_A[Y]_VIDEO
12P CH
58
L8504
1uHNLV25
R8532
47K
R8517 R8530 C8532 R8534
47K 2.2K 47P CH 15K
R8521
47K
C8534
16V 10 SJV
0 4.3 4.3 6.9
4 3 2 1
-
+
+
-
5 6 7 8
4.3 4.3 6.9 10.9
C8526
0.1 B
C8533
R8536
R8522
16V 10 SJV 1K
47K
C8531
R8523 R8529 R8533
47K 2.2K 47P CH 15K
R8531
47K
:LES PIECES REPAREES PAR UN ETANT
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANGEREUSES AN POINT DE VUE SECURITE
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
C
D E
(DVD MT PCB)
P.CON+6V_D
M_GND
P.CON+5V_D
L8501
P.CON+A5V_D
2.2uHNLV25
P.CON+3.3V_D
1.8V REG IC
IC8502
LM1117S-ADJ
ADJ OUT IN
1 2 3
0 0 3.3
P.CON+1.8V_D
W825
DUPTD1
W824
DUPRD1
TIN_SW
RESET
56
R8539
1K
D8510 MA111
SYS_MUTE
SPDIF
57
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D E
F G
FROM/TO REGULATOR
CP8502
A2001WV2-8P
B8501
HCB1608KF-121T20
P.CON+A5V
B8504
P.CON+12V
EBMS160808A102_RDC45
P.CON+3.3V
P.CON+3.3V
B8502
EBMS160808A102_RDC45
B8503
HCB1608KF-121T20
FROM/TO REGULATOR
CP8501 (CP3002)
A2001WR-14A
SSCRXD/TX
SSCTXD/RX
W818
GND
START_SW
[U]C_VIDEO
[V]Y_VIDEO
[Y]_VIDEO
DVD RESET
DVD_A_OUT_L
GND
DVD_A_OUT_R
ZERO
GND
SPDIF-134
CAUTION: DIGITAL TRANSISTOR
F G
H
8
(CP3002)
GND(M) 8
P.CON+6V 7
6
GND 5
4
7
3
2
GND 1
6
5
14
4
13
12
11
10
9
8
7
6
5
4
3
2
3
1
2
PCB130
DMG097
1
H
19LV505/19LV506 H-8