Chapter 4. Diagrams; Block Diagram - Sharp XL-G5000V Service Manual

XL-G5000V/XL-G5000V(S)
CHAPTER 4.
DIAGRAMS

[1] BLOCK DIAGRAM

FM ANTENNA
TERMINAL
SO302
CNP301
2
AM LOOP
ANTENNA
1
JK1/2
MIC JACK
MIC IN
MIC1OUT
MIC2OUT
VRK1
MIC LEVEL
CNS6
FROM VCD SECTION
CNP6
SWITCHING
REC /P.B. HEAD
Q101-
L-CH Q104
TAPE R-CH
AC BIAS
ERASE
HEAD
IC301
TA7358AP
FM FRONT END
B.P.F
6
BF301 1
9
3 4 5 7 8
L312 T301
FM RF
FM OSC
AM BAND
AM
COVERAGE
TRACKING
T303 T306
+B5
IC302
LC72131
PLL(TUNER)
FM+B
SWITCHING
40
LATCH
DATA
42
4
9 CLOCK 41
6
5
35
ROUT
7
LOUT 36
8
2
3
12
RIN 32
31
13
LIN
+B5
VCC QK1
23
22
ICK1
M65856SP
MIC AMP.
1
2
3
13 +B5
P.B
4
L
PB
L(TA)
2
21 R
R(TA) 23
H/N
L
REC
7
18 R
L REC REC
9
R REC 16
IC101
AN7345K
11
PLAYBACK AND RECORD
12
/PLAYBACK AMP.
15
SWITCHING
SWITCHING
Q105
Q114
Q106
+B5
Q112 Q113
SWITCHING
Figure 4-1 BLOCK DIAGRAM (1/3)
FM IF
T302 CF303
T351 CF352
AM IF
1 2 4
OSC
BUFF
Q302
24 23 21 7 18
X352
VT
4.5 MHZ
1 3 4 5
20 22 15 16 11
OSC
+B5
7 9 21
10
FM
Q360
R
7
1
L
8 17
JK690
L 9
L
VIDEO/AUX
R
R 16
L
10
TAPE
LC75341
R 15
AUDIO PROCESSOR
L
11
TUNER
14
R
L
12
CD
R 13
7 18
+B5
BIAS
BIAS Q111
Q109 Q110
L103
OSC
SWITCHING
4 – 1
+B5
10.7 MHz
ZD351
5.1V
X351
IC303
CF351
456 kHz
LA1832S
FM IF DET.
5 9 8 17 13
FM MPX./AM IF
L 14
R
15
16 12 20
6
17
+B5
DI 1
CE
2
CLK
24
IC601
–20dB
ATT
R
21
Q601
Q602
L
4
3 23
+B4
+B7(A_+5V)
+B5
REC/PLAY
Q107
Q108
+B8(D_+5V)
MUTING
+B9(SW_+5V)
A_+10V
+B5
+B_PROTECT
+B10
BIAS
Q603
Q604
LD_+8.5V
Q860