Sharp CD-ES9 Service Manual - Page 69

Schematic Diagram 4/10

Page 69 highlights

6 - 11 Figure 6-11 SCHEMATIC DIAGRAM (4/10) 12 11 10 9 8 7 6 - 9 11 - B, C TO MAIN SECTION 78 9 1 2 3 4 56 CE DI CLK DO A+10V AGND DGND TUN_R TUN_L +B C384 0.001 +B C388 0.001 R383 5.6K +B Q360 270 SWITCHING R391 270 R392 ZD351 DZ5.1BSB +B R395 47K R360 4.7K 82 (CH) X352 4.5 MHz C383 47P R375 470 22 21 20 R376 1 2 3 4 5 6 7 8 9 10 11 1K C376 100P(CH) C377 100P(CH) C378 100P(CH) R374 1K R373 1K R372 1K R378 1K C379 100P (CH) IC302 LC72131 X INX OUT VSS AOUT CE DI CL AIN DO PD FM/AM VDD IF FM IN CONT AM IN FM/AM MO/ST SD IF IN ST IND 19 18 17 16 15 14 13 12 R379 2.2K C385 0.01 R380 1.5K C393 1/50 L351 100 µH C380 10/50 C392 0.001 R381 10K C394 47/25 C387 0.022 R377 47K C386 330P R386 22K PLL (TUNER) R359 1.8K R384 5.6K C391 47/25 R385 5.6K +B KTA1266 GR R387 5.6K C397 0.022 R382 150 381 (CH) C396 100/10 C395 0.022 +B 0.001 C342 0.022 C389 C351 C352 0.022 10/50 C350 0.022 AM IF 2 T351 CF352 C353 0.022 13 4 R352 1K 56 23 1 R351 5.6K FM IF IN AM OSC OUT AM OSC IN AM MIX OUT REG FM AFC AM RF IN VSM AM IF IN AM LOW CUT FM/AM OUT GND SD 20 19 18 R358 3.9K 24 23 22 21 C362 3.3/50 R365 10K C361 0.022 C363 0.022 C365 0.022 C364 2.2/50 C366 0.001 R350 2.7K C367 1/50 R393 1K L352 100 µH C354 0.022 CF351 C399 0.022 10.7 MHz C398 100/10 R388 3.9K C355 22P(CH) C370 1/50 C357 R355 2.2/50 3.3K C356 0.001 R353 270 12 C358 1/50 10 11 9 78 STEREO FM DET VCC MPX VCO MPX IN IF OUT PHASE R-CH OUT L-CH OUT PHASE (FM/AM) MO/ST 17 16 X351 456 kHz C368 1/50 C369 R356 1K R357 470K 27P(CH) C374 0.015 C373 0.015 C372 1/50 15 14 13 C371 1/50 IC303 LA1832S FM IF DET./FM MPX./AM IF TP302 TP FM SIGNAL AM SIGNAL CD-ES900/CD-ES99

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CD-ES900/CD-ES99
6 – 11
Figure 6-11 SCHEMATIC DIAGRAM (4/10)
0.01
100P(CH)
100P(CH)
100P
(CH)
100P(CH)
10K
22K
470
47P
0.001
0.001
0.001
270
330P
47K
5.6K
47/25
5.6K
470K
2.7K
0.001
0.022
0.015
0.022
0.022
150
3.3/50
0.022
1K
1/50
2.2/50
0.001
100/10
1/50
1K
1K
22P(CH)
270
5.6K
KTA1266 GR
SWITCHING
270
0.022
10K
0.022
100/10
DZ5.1BSB
0.015
27P(CH)
1.8K
3.3K
1K
1K
1/50
5.6K
2.2/50
LC72131
1K
3.9K
100 μH
0.001
0.022
1K
1K
1/50
1/50
1.5K
1/50
R379
2.2K
10/50
100 μH
47K
4.7K
1/50
0.022
0.022
3.9K
0.022
5.6K
(CH)
0.022
0.022
10/50
47/25
1
2
3
LA1832S
4
5
6
7
8
9
10 11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
DO
A+10V
CLK
DI
CE
4.5 MHz
10.7 MHz
TP302
CONT
IF
FM/AM
FM/AM
SD
TP
(CH)
MO/ST
ST IND
MO/ST
VSS
AOUT
AIN
PD
VDD
FM IN
AM IN
DO
CL
DI
CE
X IN
X OUT
IF IN
REG
AM IF IN
GND
SD
STEREO
FM DET
VCC
IF OUT
PHASE
(FM/AM)
PHASE
L-CH OUT
R-CH OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM RF IN
AM OSC IN
FM AFC
AM OSC OUT
AM MIX OUT
FM IF IN
AGND
DGND
TUN_R
TUN_L
6 - 9 11 - B, C
TO MAIN SECTION
AM IF
1
2
3
PLL (TUNER)
456 kHz
FM IF DET./FM MPX./AM IF
1
2
3
4
5
6
7
8
9
+B
+B
+B
+B
+B
+B
C342
R365
C362
C361
R358
R350
C366
C363
C364
C367
C365
X351
R357
C373
C368
R356
C374
C369
C371
C372
C358
C357
C356
C355
R355
C370
R353
CF351
C353
C354
CF352
T351
R352
C399
C398
R393
R388
L352
ZD351
C395
C396
R392
R391
Q360
C391
R383
R385
R384
C388
C384
R395
R359
R387
R360
C385
C386
R376
L351
R377
R381
C392
C387
R380
C380
C394
C393
C397
R382
381
X352
82
R375
C383
R378
R372
R374
R373
C377
C378
C379
C376
R386
IC302
IC303
R351
C389
C351
C350
C352
FM SIGNAL
AM SIGNAL
7
8
9
10
11
12