JVC HR-XVC20US Service Manual page 90

A
8
FROM/TO POWER
7
D_GND
GND
P.CON+3.3V
P.CON+12V
AT+5.2V
P.CON+5V_DH
FROM/TO MPEG/MICON
MC
MDI
ML
CD/DVD
SPDIF-DVD
AMCLK
ABCLK
6
ALRCLK
ASDATA0
DAC_A_VIDEO
DAC_B_VIDEO
DAC_C_VIDEO
DAC_D_VIDEO
D_GND
FROM/TO DSP
SPDIF-CD
D_GND
5
FROM/TO SYSCON
SYS_MUTE
FROM/TO MEMORY
D_GND
FROM/TO MOTIOR DRV
4
D_GND
3
2
1
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
A
B
W848 W863 W865
W908
MUTE DET
Q8011
KTC3875S_Y_RTK
R8025
ZERO
1K
R8002 D8004
4.7K MCL4148
3.2
2.6
MUTE SW 0
Q8010
KRC104SRTK
B8002
B8003
FCM2012H-102T04
FCM2012H-102T04
C4037
R8070
0.1 F
10K
R8069
YK
10K
2.6 2.6 5.2 3.2 0 3.1
8 7 6 5 4
9 10 11 12 13
0 2.6 2.9 3.0 3.0 3.0
NC
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
B
C
DAC_D_VIDEO
DAC_A_VIDEO
DAC_C_VIDEO
DAC_B_VIDEO
0.3
0.6
0
C8070
YK 2.2 50V
C8071
2.2 50V
3.1 3.1
3 2 1
14 15 16
2.9 3.1
C
D
AUDIO/VIDEO SHEMAT
(VCR/DVD PCB)
L8005
1.8uH
C8012 R8060
22P CH 22 1/4W
L8006
1.8uH
C8028
22P CH
L8010
1.8uH
C8063
22P CH
L8009
1.8uH
C8062
22P CH
R8021
56
C8041
0.0015 B
R8035
10K
R8036
100K
R8037
100K
C8060
0.0015 B
R8038 R8041
10K 10K
3.2 0 0 0 NC 0 0 0
16 15 14 13 12 11 10
1 2 3 4 5 6
1.6 0 1.6 0 0 0 0
CAUTION: DIGITAL TRANSISTOR
D
2-25
S802X
R8042
10K
0 5
4
5
5.8 5
0
9
7 8
0