Sharp XL-MP80H Service Manual

XL-MP80H/MP80E
4 – 1
AudioXL-MP80H/MP80EService ManualXLMP80HMarketE
CHAPTER 4. DIAGRAMS
[1] BLOCK DIAGRAM
FAN
MOTOR
KIA7805AP
VOLTAGE REGULATOR
1
2
3
+B
+B
+B
+B
+B
+B
+B
+B
-B
-B
-B
-B
-B
1
4
3
2
HEADPHONES
L/R-CH
FRONT SPEAKER
SPEAKER
TERMINAL
M
1
2
R_CH
L_CH
MC_VB
F2
F1
-VFL
RELAY
1
24
9
8
12
13
14
15
16
17
10
POWWER TRANSFORMER
AC POWER
SUPPLY CODE
AC 230V, 50Hz
AC 230V, 50Hz
AC INPUT
SOCKET
(MAIN)
POWWER TRANSFORMER
(SUB)
11
6
7
5
4
2
1
3
9
8
7
6
5
3
2
4
1
3
O-POWER
I-SAFETY
T1A L 250V
FROM DISPLAY PWB
1
2
3
4
5
6
CD-P.GND
CD-VM
CD-D.GND
CD-R
CD-A.GND
CD-L
CD-P.GND
CD-VM
CD-D.GND
CD-R
CD-A.GND
CD-L
I-TU-SDI
O-TU-SCK
O-TU-SDO
O-TU-CE
TO CD SERVO
PWB
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B +B
75kHz
FM DET.
FM IF
FM IF
FM IF
AM IF
AM IF
456kHz
TUN_+B
TUN_L/R
2
1
AMOSC.
AMANT.
FM FRONT END
5
6124
78
3
12345678
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8 9 10 1112131415161718
27 26 25 24 23 22 21 20 19
36
35
34 33 32 31 30 29 28
LC72723D
RDS
RDS CIRCUIT: H ONLY
ANT GND GND VCC VI F_OUT GND IF_OUT
AMRF-IN REG FM-MIX AM-MIX VCC1 FM IF-IN AM IF-IN
VSS
CE P-DET P-CCMP FM-DET L-OUT R-OUT DI CL DO
XIN
XOUT
VDD
MPX-IN
DET-OUT
AMLOWOUT
AGC
PD
LP-OUT
B02
AM-OSC
FM-OSC
FMRF-IN
AM LOOP
ANTENNA
FM
ANTENNA
75 OHMS
GND2
CL
(DO)
CE
(DI)
LP-IN
LP-OUT
B01
FMRF-OUT
LV23002
VCC2
GND1
AM
Tracking
AM BAND
COVERAGE fL
RDS-SD
RDS-SC
TP301
PLL(TUNER)/
FM IF DET./FM MPX./AM IF
STK45303
POWER
19171816141312108764321
RI–
RI+ STBY LI–
LI+
GND SUB +VCC
RO– RO+ LO– LO+ +VP –VP –VC
J101
D1~D4
D101~D104
Q104
Q105
C118
C119
Q101
Q102
Q103
D251~D254
IC401
Q401~Q404
Q251~Q254
CNP402
M401
Q201
F101
PT1
RY1
J1
PT2
J103
CNS504
FE301
J301
CNP301
L302
Q371
Q301
Q305
L311
Q353
Q352
X351
IC351
Q351
X301
CF303
L305
CF304
IC301
CF302
CF301
D305
L306
IC202
Q256
Q255
Q257
Figure 4-1 BLOCK DIAGRAM (1/5)

Sharp XL-MP80H Specifications

General

Brand	Sharp
Model	XL-MP80H
Category	Stereo System
Language	English