JAMO DVR 50 Service Manual page 52

A
+3.3V
1
PCB Layout note:
Isolated groundplane (connected to GND through R004).
Must be placed below R004, R006, C002, C003, C004,
C005 and U3 (pin 1 - 6 and pin 61 - 64).
2
R012 R011 R010
3
4K7 4K7 4K7
/RST
/SD-E
/MUTE
SDA
SCL
4
MCLK
SD IN1
SD IN2
SD IN3
SCLK
LRCLK
5
B
R005
4R7
Connect ground plane here
C003 C002
+
10uF 100nF
C005
47nF
C004 R004
R006 4.7nF 1R0
220R
R009 R008 R007
4K7 4K7 4K7
C D
U3
1
NC DVDD_RCL
2
MCLK_IN DVSS_RCL
3
AVDD_PLL
4
PLL_FLT_OUT DVDD_PWM
5
PLL_FLT_RET DVSS_PWM
6
AVSS_PLL PWM_AP_4
7
NC PWM_AM_4
8
DVSS1 VALID_4
9
RST PWM_AP_5
10
ERR_CVRY PWM_AM_5
11
MUTE VALID_5
12
PDN PWM_AP_6
13
SDA PWM_AM_6
14
SCL VALID_6
15
CS0
16
DVSS1
R002
0 R0
TAS5026
R003
0R0
R002 R001
0 R0 0R0
Schematic diagram - PSU/AMP board 6/7
E
R014
22R C001
220nF
48
47
46
NC
45
44
43
42
41
40
39
38
37
36
35
34
NC
33
NC
R013
4 R7
C006
220nF
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
PWM-P-1
PWM-M-1
/VALID-1
PWM-P-2
PWM-M-2
/VALID-2
PWM-P-3
PWM-M-3
/VALID-3
PWM-P-4
PWM-M-4
/VALID-4
PWM-P-5
PWM-M-5
/VALID-5
PWM-P-6
PWM-M-6
/VALID-6
52