Block Diagram Tuner/Display - Sharp XL-DV60 Service Manual

XL-DV60

[2] BLOCK DIAGRAM TUNER/DISPLAY

CNP602
7
+7V
+12V
6 +B5
5
D_GND
SW_CH 4
R-CH 3
2
A_GND
L-CH 1
SO601
VIDEO/AUX
AUDIO IN
L-CH
R-CH
B.P.F
BF301
1
L302
FM RF
CNP301
FM AM
3
AM LOOP/FM
TRACKING
ANTENNA
2
AM
1 T302
DVD DECODER SECTION
A_12V
+B5
8
IC602
SW_CH
1
NJM4558D
BUFFER AMP.
3
4
+7V
23 4 21 12 13
L R
IC603
LC75341M
SIGNAL CONTROL
L R L R
24 1 2 9 16 11 14
IC301
TA7358AP
FM FRONT END
FM IF
6 T304 CF303
9
3 4 5 7 8
OSC
BUFF
L303
FM OSC
Q302
AM BAND
COVERAGE
T306
+B6
VT
LC72131
PLL(TUNER)
FM+B
SWITCHING
Figure 4-3 BLOCK DIAGRAM (3/6)
+7V
23 4 21 12 13
L L
R R
IC601
LC75341M
3
SIGNAL CONTROL
L L
R R
24 1 2 9 16 11 14
AUX_L/R
TUN_L/R
CF302
450 kHz
Q306
T351 CF352
AM IF
1 2 4
24 23 21 10
7 6
X352
4.5 MHZ
20 1 22 15 16 11 12
IC302
21
3 4 5 6
7
+B5
FM
Q360
4 – 3
CD CHANGER PWB ASS'Y
PHOTO
INTERRUPTER
M
MOTOR
SOLENOID
3
CE_WOOF
DI
CE
CL
A_12V
+B5
10.7 MHz
ZD351
5.1V
X351
CF351
456 kHz
5 9 8 17 13
L 14
R
15
IC303
18 16 12
LA1832S
FM IF DET.
FM MPX./AM IF
Q351
8
17
+B5
9 10
DO
CL
DI
CE
D_GND
1
SW4
2
SW3
3
SW5
4
SW6
5
SW2
6
SW1
7
SW7
8
CD_PH2
9
CD_PH3
10
MM+
11
CD_SOL1
12
MM-
13
CD_SOL2
14
SW8
15
CNP302
D
1
2
S
3 C
4 S
F
5
6 D
C
7
C
8
D
9
TO M
C
TO D
J