Circuit Diagram - Philips MCD515 Service Manual

CIRCUIT DIAGRAM - ECO6-02 TUNER BOARD
(only for -/12)
TUNE1
KST-F404
1
ANT
FM FRONTEND
JACK1
4
FM RF GND
C8
3
104
FM ANT C3
104
2
AM RF GND
1
AM ANT
TUNER1
CN3
2
1
2P
1
6 1
5 2
4 3
T4
A9452 /20382
CT1
11P
J2
VCC VCC
000
J3
000
8 - 1
R1 R2
7 T104
IF-OUT
120 120
C1
R5
330
8
OSC-OUT
10uF
R6
330
C10
100uF
R10
C13
220
R8
103
2.2K
R9
+FM
100
C9
100uF
C11
VCC1
33pF
R11
RV1
R15
100K 56K
0
R38
D2 0
BAS316
D3A
HN1V02H
R26
47 C21
1uF
D3B
3 6
HN1V02H
C6
331
T5
44108
RDSONLY
4 3
C36
2
C38
2pF
22pF R36
6 1
33K
C12
R20 33pF
C37
22k
560p
T1
11844 /44023
R39
4 3
0
2
6 1
C2
104
CF1
10.7M
AM/FM
C4
104
1
RIPPLE FM-IF2-IN
2
AM-RF AM-AFC
3
FM-GND
4
RF-GND1
5
FM-OSC WRITE-EN
6
AM-OSC
7
Vcc1 CLOCK
8
TUNE
9
VCO
10
AF-OUT MO/ST
R12
11
MPX-IN
1K
C22
224
R27
2K2
C26 C7
474 C31 104
C27 C30 C32 VCC2
15pF
2.2uF
474 470n
C28
1uF
T6
4 3
20402
VCC
2
C33
6 1 82pF
BIRDY FILTER
T7
C41
R29
100uF
VCC1 R28 511BE/43462
820
820
DISCRIM INATOR
R17
R19
22K
1M
C20
R13
C42
MPX
224
1K
222
C43
Q4 224
C39
BC857C
C40
153
153
22n-USA 22n-USA
BUFFER AM PLIFIER
8 - 1
T3
11845 /20591
3 4
2
1 6
CF2
T2
10.7M
11845 /20591
3 4
2
IC1
TEA5762 1 6
33
32
31
P1 P1
30
P0 P0
22K
29
R18
R21 470
28
DATA
R22 470
27
C14 102
R14
26
DGND
150K
C15
25 X1
XTAL C19 C17 C18
12P
222 221 221
24 75K
23 C16
VDD VDD
221
7.8V R3 R4
VCC1
120 120
C5 C34
104 223
R37
11V
VCC2
C23 0
224
Q3
8.2V R30
VDD
BC547C
150
C29
1uF
R41 Q2
C35
BC857B
100
8.9V
+FM
R31
68K
22uF
R42 R43
8.2V
R40
4.7K 4.7K
0
C24
224
Q1 R16
9014
1M C25
224
Q5
R25 R24
9014
47K
47K
R46 R47
1K 1K
CN1
ENABLE/MPX
1
DATA
2 4P
CLOCK
3
ST/NO
4
R23
470
CN2
VCC
1
RIGHT
2
SGND
3
LEFT
4 5P
5
MPX
R7
330
R33
5K6
R34 R35
47K 22
R44 R45
000 000
R32
AM/FM
10K