Philips MCD 708, Руководство по обслуживанию

Страница: 19 / 47

7 - 3 7 - 3
RIPPLE
1
AM -RF
2
FM-RF
3
RF-GND1
4
FM-OSC
5
AM -OSC
6
Vcc1
7
TUNE
8
VCO
9
AF-OUT
10
MPX-IN
11
LPF
12
MUTE
13
LEFT
14
RIGHT
15
PI
LFI
L
16
IF
-GND
17
FM
D
E
M
18
AF
C-
19
AF
C+
20
FSI
21
VCC2
22
VDD
23
MO/ST
24
XTAL
25
DGND
26
CLOCK
27
P1
31
P0
30
WRITE-EN
29
DATA
28
FM-IF2-IN
33
AM -AFC
32 FM
-IF
1-IN
37
AM
-IF
2
36
FM
-IF
2
35
VS
T
A
BB
34
VS
T
A
BA
38
FM
-MIXOUT
39
AM-MIXOUT
40
AM
-IF
1-IN
41
RF
-GND2
42
FM
-IN
43
AGC
44
IC1
TEA5757
C4
104
C10
100uF
VCC1
R11 56K
RV1
100K
C22
224
C26
474
C27
474
R27
2K2
C28
1uF
C30
2.2uF
C31
15pFC32
470n
C7
104
VCC2
VDD
X1
75K
R14
150K
C14102
C15
12P
R22 470
R21 470
R18
22K
C19
222 C17
221 C18
221
P0
P1
R15
0
C16
221
R23 470
1
2
3
4 CN1
4P
R4
120
R3
120
C34
223
VCC1
C24
224
C25
224
R7
330
R25
47K
R24
47K
DZ
1
BZX384-
C11
R35
22
C23
224
R33
5K6
Q3
BC547B
R30
220
C33
82pF
C29
1uF
VDD
VCC2
R29
820
R28
820
C40
153
C39
153
1 3
2
CF1
10.7M
1 3
2
CF2
10.7M
R1
20K
1
2
3 4
6
T3
11845/20591
1
2
3 4
6
T2
11845/20591
1
2
3 4
6
T1
11844/44023
1
2
3 4
6
T5
44108
C2
104
C1
10uF
1
2
3 4
6
T7
511BE/43462
3
2
1 6
4
5
T4
A9452/20382
R8
5.6K
C13
331
C3
47pF
R20
22k
R26
47
C36
22pF
C38
2p2
C37
561
R10
220
D2
BAS316
C11
33pF
CV2
10P
C21
1uF
R36
33K
Q4
BC857C
C12
33pF
R19
22K
R13
1K
C20
222
MPX
MPX
VCC1
ST/NO
ENABLE
DATA
CLOCK
VCC
RIGHT
LEFT
SGND
FM RF GND
4
FM ANT
3
AM RF GND
2
AM ANT
1
JACK1
TUNER1
C8
104
RDS ONLY
BUFFER AMPLIFIER
22n-USA
22n-USA
DI SCRI MI NATOR
BI RDY FILTER
7.8V
11V
8.2V
1
2
3
4
5
CN2
5P
R37
0
R38
0
R39
0
D5
BB804
D4
BB804
D1
BAV99
L1
5T5
C5
33pF
L3
4T5
C9
2pF
L2
3T5
C6
7pF
CV1
10pF
C35
47pF
D3
I348
R2
47K
C41
473
T109
Q1
9014
Q2
9014
R12
4.7K R16
4.7K
R6
1M
R9
100
R17
1K R31
1K
VCC
C42
100uF
C43
224
C44
224
R5
1M
T
141
T
142
R34
000 R32
000
R40
000
1
2
CN3
2P
T128
T
116
CIRCUIT DIAGRAM - ECO6-01 TUNER BOARD
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not
f
or - / 37 /12 )