Sharp XL-3000V - Manual (Page 22)

XL-3000V
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Figure 22 BLOCK DIAGRAM (3/6)
AM
GND
FM
75ohms
SO301
VSM
AM RF
OUT OUT
IN IN
CUT
AM LOW
FM/AM
FM AFC AM OSC AM OSC
FM
DET
STEREO SD GND AM IF REG AM MIX OUT IN IN FM IF
23 22 21 20 19 18 24
7 6 5 4 3 2 1
PLL(TUNER) 8 7 6 5 4 3 1
PD
VDD AIN
AOUT
VSS
X OUT
22 21 20 19 18 17 1
FM MUTE CE DI CL DO X IN IC302
LC72131
FM FRONT END
1 2 3 4 5 6 7 9 8
IC301
BF301
BAD PASS
FILTER
TA7358AP
1 2 3
TP301
456
X3
32.768kHz
8MHz
38 5 4 1
1 100 67
39 46 49 50 32
47
8
4
LCD701
LCD DISPLAY
B-LIGHT TO
POWER PWB
TO
MAIN PWB
REMOTE
SENSOR
RX701
3
2
1
3
4
2
1
2
1
CNW707 CNS707
CNS652
RESET
VLC1
VLC2
VLC3
7
6
5
MMOD
VREF–
VREF+
VSS
15
24
14
11
SYS_STOP POWER
38 37
13
12
10
9
X701
X702
OSC1
OSC2
XO
XI
CLID_SW
SW711~713
SW721,722
SW725~727
SW709
SW718
SW710 KEY1
KEY2 18
17
16
SYSTEM MICROCOMPUTER/
FL DRIVER
IC701
IX0038SJ
A_24V
5V
CD+B STEREO SD DI CL DO CE
34 27 26 25
SURR P–STB P–MUTE
45 44 43
DISPLAY PWB
Q708
Q707
Q709
Q706
GND
LMP701
LAMP PWB
ANTENNA
TERMINAL
AM Band
Coverage fL
FM MUTE
LEVEL
AM IF
FM IF
AM
Tracking fL
FM RF
VD301
VD303
VD302
+5V
+5V
VT
+5V
FM +B
+5V
T302
T306
T304
T351 CF303
L302
FM ANT.
FM Band
Coverage fL
FM +B
FM +B
L303
FM OSC.
CF302
FM IF FM IF
CF352
AM IF
SWITCHING
RESET
SWITCHING
Q306
Q302
Q701 Q702
Q703
VR351
X352
4.5MHz
COM0 COM3 SEG0 SEG33
REMOCON
P_CONT
USWD_5R6V
D_GND
P–CONT
VDD
BUSY
VD_DI
FAN
LIGHT
DIMMER
CD_STB
AMP_DEC
VD_DO
CLID_DW
CLID_UP
CLID_PRO
MOT_DEC
ACK
CLID_OUT
STB