Regulator - Toshiba 27AFX54 Service Manual

A B
8
7
6
5
4
3
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-15
C
REGULATOR SCHEMATIC DIAGRAM
4.0 3.4
4.4
4.3
5.2
5.1
R529
8.2K
R528
FROM POWER
10K
P.CON+9V
UNREG+5V
GND
FROM AV
SW_VIDEO_OUT
COMB_OUT_C
COMB_OUT_Y
FROM CHROMA
AT+5V
P.CON+5V
FSC_OUT
FROM/TO MICON
SCL
SDA
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(MAIN PCB)
3.4 2.5
2.5V REG
4.3
Q519
KTC3209_Y
3.3V REG
Q516
KTC3209_Y VOLT CURRENT CONTROL
IC501 BA10358F-E2
12.3
5.2
VOLTAGE CTL
4.3
R538
Q517 3.5 3.2 3.2
VOLTAGE CTL
KTC3875S_Y_RTK
10K Q518
5.1
R550
3.5 2.5 KTC3875S_Y_RTK
10K
0 2.5
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 G
FROM/TO COMB/FILTER
CP151 (CP1501)
IMSA-6035B-12Z002
P.CON+2.5V 1
P.CON+3.3V 2
SW_VIDEO_OUT 3
P.CON+9V 4
COMB_OUT_C 5
GND 6
COMB_OUT_Y 7
GND 8
9
FSC_OUT
NC COMB_RESET 10
SDA 11
SCL 12
SH151
ACCESORY
BT001
R6P(AR)XICI
TM101
BT002
CT-90158
R6P(AR)XICI
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
6
5
4
3
2
PCB010
TMC566
1
H
G-16