Toshiba 15LV505 Service Manual page 74

A B
8
7
C5801
6.3V
B5801
FCM1608KF-102T02
6
5
FROM/TO REGULATOR
GND
4
D5.0V
TUNER+30V
D3.3V
3
2
BUFFER
FROM/TO SCALER VIDEO/AUDIO
Q5802
2SK3019_TL
I2C_DATA
3.3
5.0
3.3
I2C_CLK
3.3 5.0
3.3
BUFFER
Q5801
2SK3019_TL
TO AV SWITCH
1
TU_AUDIO_R
TU_AUDIO_L
A B
H-13
C
TUNER SCHEMATIC DIAGRAM
TU5801 ENG36E18KRF
220 V-S
B5802
FCM1608KF-102T02
C5819
B5804 6.3V 220 V-S
FCM1608KF-151T06 BTSC DEMODULATOR IC
IC5801 AN5832SA-E1V
C5823 0.33 B 3.5
PILOT DET
C5818 R5813
3.5
PLL L+R REF
0.22 B C5824 3.3K 0
VCC SAP DET
0.1 B NC NC NOISE DET
C5817
SIF_OUT 2.2
INPUT SIF/BB
0.001 B C5825 4.7 B 3.3
SIF REF MUTE
C5826 2.2 B 2.2
STEREO REF
FOMO
R5810 100 5.0
SDA/SAPID MODE
0
GND AGC SW
R5811 180K
NC PE IIC/PARA
R5812 100 5.0
SCL/STID SPE FIL
C5827 2.2 B 1.7
AGC DET SPE DEL
2.2
ROUT SPE TIME
2.2
LOUT WB DET
NC NC WB TIME
C5830 2.2 B 1.3
L-R RBF
C
D E
(DIGITAL PCB)
R5801
150K
C5846
56P CH
L5805
0.22uHLQW18AN
NC
NC
2.2 C5833 2.2 B
2.8 C5834 0.033 B
2.9 C5835 0.1 B
NC
NC
NC
NC
NC
5.0
2.4 C5837 0.022 B
2.4 C5838 0.1 B
C5839 3.3 B
0.5
2.9 C5840 0.33 B
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
0.5 C5841 10 C OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NC NC
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.
D E
F
8
W878
W802 W846
W804 W858
R5823
1K
TU_AFT
R5822
I2C0C
47
R5821
I2C0D
47
CAUTION
:SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G H
8
FROM/TO SCALER VIDEO/AUDIO
TU_CVBS
7
6
SCALER IC
IC2801 R8J66954BG
1.4
AA1
ADIN1
5
0.6
Y1 ADIN0
VSB_ADC
1.6
W2 ADVREF0
1.6
Y2 ADVREF1
0.8
AA2 ADVREF2
1.0
AA7 IF_AGC
4
TUNER_IF
2.4
AA5 MCUADIN0
MCU_ADC
3.3
Y9 SICL0
IIC0
3.3
AA9
SIDA0
3
2
PCBDH0
CEH420
ARE
1
ETANT
G H
H-14