Philips AZ127/73/93 Service-Handbuch - Seite 27
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CD & KEY PART CIRCUT
FOCIN
1
OUT1A
2
OUT1B
OUT4A
7V
3
IN1A
OUT4B
4
IN1B
Q5
A928
IC503
+5V
5
REG
SA9258
6
REO
C91
C3
7
MUTE
104P
220U/16V
30
GND4
8
GND1
9
IN2B
MGND
10
IN2A
CN9
11
OUT2B
OUT3B
SP+
12
SP-
OUT2A
OUT3A
SL+
13
GND2
OPIN+
R35
SL-
10K
INNER
14
OPOUT
GND
R32
15K
R31
15K
R17
15K
15K
R16
68K
R8
68K
R2
102P
102P
C34
C33
C86
C87
221P
221P
CN3
16
FCS-
15
TR+
14
TR-
R94
10R
13
FCS+
9015
12
PD
Q7
2
11
VR
R58
10R
10
LD
C100
9
GND
104P
8
F
R28
56K
7
C
R29
56K
6
B
R26
56K
5
A
R30
56K
4
D
3
E
C66
104P
2
VCC
1
VC
C5
47U/16V
C48
C66
104P
104P
RFGND
5-1
R42
3K3
8k2
R43
R45
2K7
R46
2K7
28
GND3
C44
RAD-
27
104P
26
RAD+
25
IN4A
GND
RADIN
24
IN4B
R59
23
VREF
7V
22
VCC2
C14
C67
R53
C51
22K
29
104P
GND5
10UF/50V
104P
21
VCC1
20
IN3B
19
IN3A
18
FOC+
17
FOC-
16
15
OPIN-
RFGND
R66
+5V
R33
10K
R34
10K
10K
R24
10K
R15
R3
10K
R1
10K
C32
C30
C25
C26
C35
C36
C31
C29
C27
C28
221P
221P
221P
221P
221P
221P
221P
221P
221P
221P
AGND
R84
2R2
C102
C98
104P
100U/16V
C50
C52
R60
104
22K
104
RFGND
RFC
VDD
1
16
R47
150K
LD
LDON
2
15
R537
NC
MON
BST
3
14
R92
1K
RFRC
4
PD
13
C101 103P
RFI
5
RFM
12
GND
RFO
R93
C97
C89
6
11
1M
REF
EQIN
C105
7
10
1U/50V
476P
104P
RFG
RFAC
8
9
4K3
R99
102P
1K
C104
C45
R48
3P
C37
C19
C73
104P
10U
10U
4K7
R41
R38
4K7
22K
R39
R40
10K
C41
C43
C42
104P
332P
332P
2.2R
R77
+5V
22K
C80
C22
47U/16V
104P
C63
106P
DGND
C12
C46
C114
C81
104P
106P
106P
106P
49
VSSA1
15R
50
VDDA1
51
B
52
A
53
C
54
D
IC501
55
F
56
E
SC9637B
57
VCOM
58
ISLICE
59
IFIN
60
HFREF
C84
18P
61
VSSA2
62
VDDA2
63
CRIN
C94
C85
64
CROUT
R52
223P
104P
100k
R61
1K
X1
RFGND
8.4672M
R62
100K
C54
C53
20P
20P
DGND
CN8
C70
C71
C72
106P
106P
106P
CD_DOOR
OPEN
5-1
L1
DGND
1
4
DGND
7V
2
3
7V
TO POWER PART
L IN
AGND
R IN
MUTE
C62
C301
106P
100P
R76
10R
+5V
C79
104P
R27
C38
C39
4K7
47U/16V
102P
102P
C24
DGND
32
VSSP
31
AMP_MUTE(SEG17
30
P3(SEG16)
29
SEG8/LED_I
28
SEG7/LED_H
27
SEG6/LED_F
26
SEG5/LED_F
CN7
25
SEG4/LED_E
1K
R71
24
SEG3/LED_D
1K
R75
23
SEG2/LED_C
1K
R74
22
SEG1/LED_B
1K
R73
21
SEG0/LED_A
1K
R72
20
COM3
1K
R80
19
COM2
1K
R81
18
COM1
1K
R82
17
COM0
1K
R83
10K
R70
C69
Q15
C65
9014
1K
104
103P
R37
R36
10K
D6
4148
DGND
KEY&DISPLAY BOARD
CN1
9
SEG4
8
SEG3
7
SEG2
6
SEG1
5
SEG0
4
COM3
3
COM2
2
COM1
1
COM0
KEY
LCD1
GND
POWER
R50
R102
R177
R176
R104
22K
5k6
8K2
12K
47K
SW7
SW5
SW8
SW1
SW9
SW11
MODE
DOWN/REW
UP/FF
PROG
STOP