Sharp XL-505H Service Manual page 21

FM SIGNAL
AM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
R-MUTE
.4V
+B
85
K
91
16
A GND
STEREO
SD
+B
A 12V
+B
D GND
DO
CL
DI
CE
REC L
REC R
TAPE R
TAPE L
+B
R137
4.7K
+B
1 2 3 4 5 6 7 8 9 10
CNP602
CNS602
TO CD SERVO PWB
P23 12-B
7
TAPE R
TUN R
CD R
TUN L
CD L
TAPE L
C601
33/16
R634
1K
+B
C628
10/16
M 12V
+B
C625
+B
10/16
11 12 13 14 15 1 2 3 4 5 6 7 8 9
10
CNP603
CNS603
TO CD SERVO PWB
P23 12-A
8
Figure 21 SCHEMATIC DIAGRAM (2/4)
XL-505H,505E,507E/CP-505,505E,507
R412
5.6K
C412
R414
22/16
3.3K
33 34
C406 35
1/50
32 R3
R420
C404
31 NC
1K
1/50
30 R2
R418
29 NC
1K
28 R1
R416
C402
AVSS
27
1K
1/50
R403
26 VSS
1K
R402
25 CE
1K
R401
24 D1
AUDIO PROCESSOR
1K
23 CL
R415
22 VSS
1K
21 L1
C401
R417
1/50 20 NC
1K
19 L2
C403
1/50 18 NC
L3
17
C405
R419
1/50
1K
16 15 14
R413
3.3K
R411
5.6K
POWER AMP.
IC601
LA4600
C605
R601
4.7/25
10K
10
R615
6.8K
R603
C607
1K
100/25
5
0V
(0.7V)
9
R604
1K
0V 6
C608
(0.7V)
R602
22/25
10K
8
0V
VCC
C606
7 4
4.7/25
STAND-BY
T1.25A L 250V
D601
R608
1SS133
1K
4700/25
Q607
F653
2SD2012 Y
T800mA L 250V
6.2V 13.5V
+B +B
Q606
KTC3199 GR
6.8V
R624
D604 1K
1
Q608
1SS133
KRA102 M
7.5V 2
3 0V
2
1
ZD602 Q609
UZ7.5BSC KRC107 M
3
(0V) 4.5V
10.9V 13.5V
+B
Q605
2SD2012 Y
VOLTAGE
11.5V
REGULAYOR
R619
47
Q604
2SD2012 Y
13.5V Q603
10.9V
KTC3199 GR
11.5V
+B
13.5V
R620
47
R628
12.1V
100
ZD601 C620
UZ13BSA 470/25
9 10
– 21 –
505H: 0.047 505H: 0.033
505E/507E: 0.068 505E/507E: 0.039
505H: 0.033
505E/507E: 0.039
40 41
36 37 38 39 42 43 44 45 46 47 48
C434
R480
0.0033
100K
RFS 49
C438
RVref 50
100P
C436
RINVIN2 51
100/10
52
RTOUT
C440
53
RVRIN
10/16
RTEST 54
IC401 RVROUT
55
LC75394E Vref 56
C443
VDD 57
100/10
LVROUT 58
C439
59
LTEST
10/16
60
LVRIN
C437
61
LTOUT
100P
C435
62
LINVIN2
100/10
63
LVref
LFS 64
R479
C433
100K
0.0033
9 8 7 6 5 4 3 2 1
13 12 11 10
C427
C421 505H: 0.033
0.018
505E/507E: 0.039
(ML)
505H: 0.033
505H: 0.047
505E/507E: 0.039
505E/507E: 0.068
SO601
SPEAKER
TERMINAL
1
C613
1 SP_L-CH
1000/25
2 SP_L-CH_GND
3
SP_R-CH_GND
4
SP_R-CH
0V
2
HEADPHONES PWB-A5
C614
1000/25
3
F652
C615
0.022 5
L-CH
L-CH
C616
A_GND
(HND)
R-CH
+B
R-CH
1
F651
T1.25A
L 250V
C652
0.1 D651
C651
RL204F
0.1
D652
RL204F
1
D653
RL204F D654 2
RL204F
C653
C654
0.1
0.1
POWER SUPPLY PWB-A6
When Servicing, pay attention as the area
enclosed by this line (
connected with AC main voltage.
11
C442
1/50
C441
1/50
C444
100/25
C445
0.022
R662 HEADPHONES
330
J601
R661
330
1
2
T.F
T651
POWER
TRANSFORMER
SO651
AC SOCKET
230V
50Hz
) is directly
12