Philips MCM772 Service Manual page 26

10-4
Decoder Board--Circuit Diagram
R147 C120 R148 C70 CE21
5.6K 332 47K 471 2.2u/50V
AUX_R_IN AUX_R
R152 C121 R153 C71 CE23
5.6K 332 47K 471 2.2u/50V
AUX_L_IN
AUX_L
R155 CE27
5.6K R215 C78 2.2u/50V
47K 471
FM_R
FM_RIN
R157 CE29
5.6K R216 C80 2.2u/50V
47K 471
FM_L
FM_LIN
R159 R217 CE31
5.6K 47K C85 2.2u/50V
471 CDR
CD_R
R165 R218 C86 CE36
5.6K 47K 471 2.2u/50V
CDL
CD_L
LINE_L_OUT
R167
47K
D20 R168
MUTE1 1N4148
10K
D19
1N4148
3 MUTE_LINE
R169
10K
LINE_R_OUT
R149
47K
R174
R175 R176
10K
4.7K/NC 4.7K/NC
CB5 R178 330
SCL3000
0.1uF R181 330
SDA3000
RESET
L_OUT
R_OUT
R190 R191 C95 C96 R192 100K
47K/NC 47K/NC 180pF 180pF
Y2 27MHz
C104 C105 C106
33pF 33pF 1uF
CE22 R151
2.2u/50V/NC 2.2K/NC
3 R_IPOD_BT
C72 C73
102 104 C74 C75
CE24 102 0.1uF
2.2u/50V/NC R154
2.2K/NC
3 L_IPOD_BT
CDR
CDL
U9
PT2314
CE33 CE34
2.2u/50V 2.2u/50V
+ R162 R163
+ 8.2K 8.2K
R166
1K
CE46
2.2u/50V
2 Q23
2N3904
Q24
2
2N3904
CE47
2.2u/50V
3.3V
3.3V
CB4 + CE40 R177 L_OUT
U11 0.1uF 22uF/16V 10
R_OUT
CB4 CB6
7 11
SCL DVDD
8 12
SDA DVSS
6 5
RESET AVDD
2 14 CE44 2.2u/50V
INL OUTL
CE45 2.2u/50V
3 13
INR OUTR
10
OSC0
9
OSC1
16 15 CB6 + CE43 C99 R194 C100 R195
CAP MXBSOUT
1 4 0.1uF 22uF/16V 33pF 47K/NC 33pF 47K/NC
REF0V AVSS
C103
L31
MX3000 0.015uF
3.3V
10uH
3.3V
R150
1K
C76 C77
9.1V
CE28 C79 D16 R156
220u/16V 104 9.1V 0.5W 240R 1W A22V
+
CE30 22u/16V
R158 33K
SCL 3
R160 33K
SDA 3
CE32 4.7u/50V R161 L_OUT
1K
R_OUT
CE35 4.7u/50V R164
1K
9.1V
R220 0/NC
LOUT
R221 0/NC
ROUT
R185 0
LOUT 3
R189 0
ROUT 3
SCL
R222 4.7K
Q25
2
9014
SCL3000
SDA
R223 4.7K
Q26
2
9014
SDA3000
10-4
P2
LINE_L_OUT
6
LINE_R_OUT
5
4
AUX_L_IN
3
AUX_R_IN
2
1
AV4-8.4-13D
MUTE1
MUTE1 3
3.3V
L28 FB U12 CX1117-ADJ L29 FB
3 2
IN OUT1
4
OUT2
R207
+ CE49 CB11 SOT223
1.2K
220uF/16V 0.1uF
R208
2K
L24 FB0805
L25 FB0805
L26 FB0805
L27 FB0805
+ CE48 CB10
220uF/10V 0.1uF