Service manual

CD-DV999W/CD-DV777W
6 – 8
Figure 6-8 SCHEMATIC DIAGRAM (8/15)
0.01
10K
22K
0.001
0.001
0.001
270
330P
47K
5.6K
47/25
5.6K
470K
2.7K
0.001
0.015
0.022
0.022
2.2/50
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
0.022
47/25
123
LA1832S
456 78 9
10 11 12
131415161718192021222324
234567891011
12131415161718192021
DO
A+10V
CLK
DI
CE
10.7 MHz
TP302
CONT IF FM/AM FM/AM
SD
TP
MO/ST
ST IND
MO/ST
VSS
AOUT
AIN
PD
VDD
FM IN
AM IN
DO CL DI CE
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
P6-2 12-C
TO MAIN SECTION
AM IF
1
2
3
PLL (TUNER)
456 kHz
FM IF DET./FM MPX./AM IF
29 32 33 37 30 35 31 34 36
+B
+B
+B
+B
+B
R365
C362
C361
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
R378
R372 R374 R373
R386
IC302
IC303
C389
C350
FM SIGNAL
AM SIGNAL
7
8 9 10 11 12