Sharp XL-HP515 Service Manual page 21

1
C653
C602
C601
220P
CESSOR
0.022
220/16
24
CLK
+B
23
VDD
– +
C603
VREF 22/16
– + 22
C610
C608
1/50
0.15
ROUT
21
R606
RBASS C606
20
3.3K
0.15
C612
0.0022
RTRE
19
C614
1/50
RIN
18
C616
R06
4.7/50
0
RSEL0
17
C618
1/50
R4
16
C620
R3 1/50
15
C622
R2 1/50
14
C624
1/50
R1
13
+B
R136
220K
Q107
KTC3875 GR
R139
10K
0.7V
0V
R158
220
+B
+B
0V
11.6V
15 14 13
Q109
R141
0V KTA1504 GR
4.7K
R142
82
(1/2W)
R143
10 11 12
0V
47K
0V
R144
0V
22K
R145
4.7
C138
0.0082
7
R603
1K
R604
10K
R642
10K
R644
6.8K
R643
6.8K +B
R641
10K
+B
Q110
KRC104 S
2
3
1
21 25 19 8 9
8 9
Figure 6-3 SCHEMATIC DIAGRAM (2/10)
R691
6.8K
R690
6.8K
+B
UNSW5.6V
+B
+B
+B
22 6 12 17 5 4 16 15 14 13
TO MAIN PWB(2/2)
6-4 1 - D~H
10
6 – 3
XL-HP515
R693
39K
4
L-CH
C691
3
390P
JK690
VIDEO/AUX
2
C690
390P
1
R-CH
R692
39K
CHASSIS
GND
TUN_R
14
A_GND
13
TUN_L
12
11
10
9
D_GND
8
7
6
A_+10V
5
DO
4
CLK
3
DI
2
CE
1
CNP303
TO DISPLAY PWB
6-9 11 - B
CNP701A
21
21
P_IN
20
SP_RLY
19
AC_RLY CON
18
SP_DET
17
CLK
16
DI
15
DO
14
CE
13
+B_PROTECT
12
D_GND
11
S_MUTE
10
T_BIAS
9
REC/PLAY
8
–20dB
7
M_+13V
6
SW_5V
5
A_+10V
4
–VF
3
VF1
2
VF2
1
1 FFC701
CNP701B
18
11 12