Sharp XL-MP150 Service Manual page 17

+B10
+B_PROTECT
+B8(SW_+5V)
18
L
R
14
5
2
M_+13V
+B1
CTION
LD_+8V
IC855
M_+8V
A_+10V
+B5
+B_PROTECT
VF2
-VF
VF1
IC854
KIA78L05
UNSW_5.6V
VOLTAGE
0
REGULATOR
P_IN
AC_RLY
Q841
RELAY
DRIVER
25
24
NS_SW2
23
NS_SW1
22
P_IN
21
UNSW5.6
20
+B_PROTECT
19
D_GND
18
SP_DET
17
CE
16
CLK
15 TO DISPLAY SECTION
DI
14
DO
13
S_MUTE
12
M_+13V
+B1
11
A_+10V
+B5
10
SW_5V
9
AC_RLYCON
8
SP_RLY
7
-20dB
6
REC/PLAY
5
T_BIAS
4
VF1
3
-VF
2
VF2
1
CNP701B
SP DET
IC901
STK412-410
Q901
Q904
POWER AMP.
11
L-OUT
R-OUT
6
1
VH-
7
VH+
D801
4A 125V
VL-
VL+
F801
+B3
D802
4A 125V
IC851
KIA7812AP
VOLTAGE
REGULATOR
IC852
2A 125V
KIA7810AP
VOLTAGE
REGULATOR
IC853
KIA7805AP
VOLTAGE
REGULATOR 2A 125V
Q850
Q801
VOLTAGE
REGULATOR
D842-D845
Figure 4-2 BLOCK DIAGRAM (2/6)
QS01
1 7
IC503
QS03
KIA4558F
4 8
QS05
POWER AMP
3 5
RL914
Q905
RELAY
+B3
F802
PT801
POWER
TRANSFORMER
(MAIN)
F804
F803
T.F
PT841
POWER
TRANSFORMER
(SUB)
4 – 2
CNS01
CNS02
TO SPEAKER
LIGHT UP
FAN MOTOR
DRIVER
M971
Q906 M
+B7(A_5V)
SO901
SPEAKER TERMINAL
JK701
HEADPHONES
JK953
SUB WOOFER
OUT-PUT
RL841
RELAY
XL-MP150