Z301 - JAMO DVR 50 Service Manual

A
1
R322 0R0
AUX_L
R323 0R0
AUX_R
R324 0R0
VCR_L
R325 0R0
VCR_R
R326 0R0
TUN_L
R327 0R0
TUN_R
2
R328 0R0
TV_L
R329 0R0
TV_R
R301
100K
SEL_A
R314 R315
SEL_B
120R 120R
3
+12V
A_GND
-12V
R317 R318
4
120R 120R
+3.3V
5
B
R302 R303 R304 R305 R306 R307 R308
100K 100K 100K 100K 100K 100K 100K
R316
120R

Z301

C313 C301
+
BZX84-C4V7 10uF/16V 100nF
Z302 C314 C302
+
BZX84-C4V7 10uF/16V 100nF
R319
+3.3VD +3.3VA
120R
L301
BEAD
C307 C308 C309
10uF/16V 100nF 10uF/16V
C D
U301 HEF4052B C303 R310
10uF/16V 150R
12 13
X0 X
14
X1
R309
15 3
X2 Y
100K
11
X3
1
Y0
5
Y1
2
Y2
4
Y3
C305 R312
10uF/16V 150R
10
A
9
B
R311
6
EN
100K
7
VEE
16 8
VDD GND
+3.3VD
C310
100nF
Schematic diagram - Audio board 2/10
E
C304
10nF
C306
10nF
+3.3VD +3.3VA
U302
15
VQ
12
REF_GND
11
FILT+
14 2
AINL MCLK
13 3
AINR SCLK
7
LRCK
4
SDATA
10 16
TST RST
9
DIF
R320
6 8
GND DIV
Not Mounted
CS5333-KZ
R321
0R0
+3.3VD
Components having special characteristics or critical for safety are
identifi ed by mark and must be replaced with components
specifi ed by the manufacturer.
Schematic diagram is subject to change without notice.
F
C315
100nF
C316
100nF
C311
1uF/50V
C312
1uF/50V
ADC_MCLK
ADC_SCLK
ADC_LRCLK
ADC_DATA
/RESET
R313
47K
12