Read Sharp XL-DAB9H (serv.man3) Service Manual online
XL-DAB9H
6 – 5
Figure 6-5 SCHEMATIC DIAGRAM (4/8)
7
8
9
10
11
12
V
2.1V
1.3V
1.3V
2.3V
(0V)
(2.2V)
4V
3.8V (1.2V)
3.8V
(1.9V)
5V
0V
2.9V (4.3V)
5V
2.5V
2V
5.1V
2.5V
2.5V
2.5V
2.5V
5.1V
0V
2.3V
0.6V
2.5V
5.1V
0V
0V
0V
0V
1.3V
1.3V
11.7V
+B
+B
+B
+B
+B
+B
+B
+B
10.8V
10.9V
3.5V
(0V)
3.9V
3.7V
(0V)
()
(0V)
0V
0V
(2.6V)
2.6V
5
.2V
2.2K
1/50
1/50
100/10
1K
1K
0.1
22P
22P
LC72723M
RDS
560P
1N4148
47K
1N4148
0.022
0.1
330P
47/16
47/16
10K
1/50
1K
456kHz
470K
10K
56P
0.022
0.022
2.7K
1/50
LA1832S
270
0.022
0.022
0.01
5.6K
3.3K
2.2/50
1/50
0.022
0.001
1K
47K
100µH
1/50
22P
(CH)
0.022
5.6K
100µH
0.022
100/10
DZ5.1BSB
390
390
KRC104 M
9.1K
9.1K
330P
0.047
10K
1.8K
4.7K
2HA1015 GR
5.6K
6.8K
5.6K
10
10K
2.2 µH
10K
2HC1815
GR
10/16
56K
56K
47/16
0.022
9
10
11
12
13
14
15
16
1
2
3
4
5
6
8
7
9
10
11
12
13
14
15
16
17
8
7
9
10
11
12
13
14
15
16
17
8
VSM
DATA
CLE
VDD
FM
IN
AM
IN
IF
IN
IF
REQ
MO/ST
R-CH
L-CH
MO/ST
MPX
IN
MPX
VCO
OUT
OUT
STEREO
FM
DET
VCC
IF
OUT
PHASE
PHASE (AM/FM)
MUTE
FM
(CH)
(CH)
TUN
R
TUN
L
A_GND
16
17
18
19
20
21
22
23
24
25
26
27
28
29
MAIN PWB A-1(2/3)
TUN_R
TUN_L
A_12V
DI
CE
CL
DO
D_GND
A_GND
FM ST
SD
RDS_CLK
RDS_DATA
VSM
TO
MAIN
PWB(3/3)
POWER
SECTION
6-61
-F
FM
IF
DET./FM
MPX./AM
IF
FM
IF
456kHz
OW PASS FILTER
X351
R350
C367
C368
R356
R357
C369
C374
C372
C371
R361
R362
C373
Q351
R363
R364
R366
R355
C357
C358
C398
C354
CF351
C399
C356
C370
C355
R376
R353
L352
C395
C396
R391
R392
Q360
R385
R383
R342
D308
C391
C390
R384
R365
R359
R360
C385
R377
R393
R395
L351
C386
C389
C387
C383
ZD351
C537
R532
R533
R534
R521
Q521
C524
D521
C523
C522
L521
C521
C535
C536
R528
R529
C527
C525
C526
X521
IC303
R387
L354
IC521
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