Philips MCD908 Service Manual page 14

CIRCUIT DIAGRAM - VFD BOARD
CN603
R614
1K
40
G5
41
USB LED G4
42
G3
43
G2
44
G1
45
Vdd
46
LED5
47
LED4(BBE)
R613 48
LED601
LED3(POWER)
49
4.7K
蓝灯
LED2(FANCT)
50
LED1(7507RST)
51
R602
Vss
47K 52
OSC
C601
47uF
+5VS
C602
104P
7 - 1
VFD701
NE-1300CD-3.G
-28V
C604
104P
S701
REMOTE
26 S12
S12/KS12
25 S11
S11/KS11
24 S10
S10/KS10
23 S9
S9/KS9 S2
22 S8
S8/KS8
21 S7
S7/KS7 S3
IC601
20 S6
S6/KS6
uPD16311
19 S5
S5/KS5 S1
18 S4
S4/KS4
17 S3
S3/KS3
16 S2
S2/KS2
15 S1
S1/KS1
14
Vdd
R603
3.3/0.5
R604
3.3/0.5
VF1-1
C606
47uF
R611
3 47 +5VS
Vcc
2 V-GND
GND
1 REM
REM
R610
10K
D602
KS2
4148
R601
4K7
D603 4148 KS3
K1
K2
D601 4148
K3
K4
SW601 KS3
KS2
5.0
+5VS
K4
K3
K2
K1
7 - 1
note: tolerance RES±10％
CAP±20％
Special parts nated beside parts
All parts comply with suppliey envirnment
protect material licf regulate by green
envionment management
VF2-1
CN602
STB1
DATA
CLK
V-GND
+5VS
REM
SW602 SW603
K1
9P/2.0
5.0 5.0
SW604 SW605
K2
5.0 5.0
SW606 SW607
K3
5.0
5.0
SW608
K4
5.0
KS3
KS2
1
2
3
4
5
6
7
8
9