Read Sharp XL-60 (serv.man25) Service Manual online
XL-60H/70H
– 22 –
Figure 22 BLOCK DIAGRAM (1/4)
REC MUTE
Q105
Q106
REC
150K
150K
MUTE
ALC
+
-
-
+
3
1
5
11
12
8
10
2
IC102
BA3311L
BA3311L
6
7
9
NF
L-IN
R-IN
NF
L-OUT
ALC
R-OUT
Q151
Q152
L151
Q153
Q171
Q172
REC
SWITCHING
Q101-Q104
SWITCHING
1
IC101
IC101
HEAD SELECTOR
BA3126N
2
3
4
5
6
9
REC SW
P/B SW
CONT
CONT
P/B SW
REC SW
8
7
A-12V
L-CH
R-CH
R-CH
L-CH
L-CH
L-CH
A-GND
A-GND
A-GND
R-CH
R-CH
ERASE
CNP101
CNS101
CNS901
P.F
CAM SW
Q906
BIAS
REC
RUN_PLS
MOT
SOL
U_CON 5V
D-GND
M
12V
1
2
3
4
5
6
7
CNP901
PH901
PHOTE INTERRUPTER
SW901
FOOL
PROOF
FOOL
PROOF
SW902
CAM
CAM
1
CFW901
2
+
-
2
1
M
M901
TAPE MOTOR
SOLENOID
SOL901
TO DISPLAY PWB
Q904
Q902
A_12V
A_12V
SWITCHING
B-CAN(NC)
2 3 4 5 6 7 8 9
CNP703
M_GND
Q903
Q905
Q901
CF352
CF351
FM IF
24
22
21
20
19
18
17
16
15
14 13
12
11
10
9
8
7
6
5
4
3
2
1
IC303
LA1832
22 21 20
19
18
17 16
15 14 13 12
1 2
3
4
5
6
7 8 9
10 11
IC302
LC72131
X352
X351
456kHz
456kHz
X IN
NC
CE
DI
CL
MO/ST
FM
FM
DO
FM IN
X OUT
VSS
AOUT
AIN
PD
VDD
AM IN
NC
IF IN
IF REQ
SW
VCC
AM ANT
AM OSC.
VD301-1
SVC348S
VD301-2
SVC348S
VR351
10K(B)
10K(B)
FM MUTE LEVEL
23
T351
+5V
AM IF
VT
MUTE
R-MUTE
MO/ST
L-CH OUT
R-CH OUT
MPX VCO
AM LOW CUT
FM/AM OUT
MPX IN
AM OSC OUT
FM AFC
AM RF IN
VSM
AM OSC IN
AM MIX OUT
AM IF IN
GND
REG
FM IF IN
SD
STEREO
FM DET
PHASE
(AM/FM)
IF OUT
PHASE
FM IF DET./FM MPX./AM IF
4.5MHz
Q351
SWITCHING
R_MUTE
PLL CONTROLLER
ZD351
MTZJ5.1B
Q360
FM RIPPLE
FM+B
A_12V
FILTER
8 7 6
4
3
1
2
5
3
1
1 3
IF OUT
F OUT
GND
GND
ANT.
VT
VT
GND
VCC
FM+B
FM IF
FM IF
Q301
CF302
FM IF
CF301
FM
ANTENNA
TERMINAL
FE301
FM FRONT END
SO301
VT
1
L341
BALUN
2
1
2
AM LOOP
ANTENNA CNP301
AM OSC OUT
AM MIX OUT
A_GND
+5V
A_12V
D_GND
REC BIAS
CONT
CONT
SWITCHING
SWITCHING
RUN PLS
SOL
M_12V
U_CON5V
MOT
SWITCHING
SWITCHING
SWITCHING
TAPE MOTOR
DRIVER
SOLENOID
DRIVER
BIAS OSC
SWITCHING
AM IF IN
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
L-CH
R-CH
ERASE
HEAD
RECORD/
PLAYBACK
HEAD
T302
T306
1
2
3
IC102
REC./P.B.
EQUALIZER
AMP.
REC./P.B.
EQUALIZER
AMP.
2
1
SURROUND
TP301
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