Future light MH-840, Руководство по обслуживанию, Страница: 6 / 19

A4 14.12.2000 4 4
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Circuit Diagram SMD V 5
EZND21
MH-860
R20
4K7 R23
24K
R17
1K
C4
15p
PIC17C43
IC1
R4
18K
T5
BC807-40
R22
4K7
R2
1K
C6
22n
Cx
100n
C1
22n
C2
100M/16V
X1
16MHz
J1
PSL10
R21
3K9
+5V +5V
R16
1K
R31
100R R8 220R
R30
270R
R11 220R
R15 220R
R12 220R
R14 220R
R10 220R
R9 220R
R13 220R
DA56-11EWA DI1 DA56-11EWA DI2
+5V
T1
BC807-40
T2
BC807-40
T3
BC807-40
T4
BC807-40
R6
4K7
R7
4K7 R18
4K7 R19
4K7
R5
1K
+5V +5V
IC2
24C08
S1 S2 S3 S4
R1
4K7
R3
4K7
+5V
27
20
19
18
17
16
15
14
13
12
11
9
8
7
6
5
4
3
2
10 31
32
21
22
23
24
25
26
28
29
30
33
34
35
36
37
38
39
40
1
10
9
8
7
6
5
4
3
2
1
1 2 3
15 16 17 18
4 5 6 7 8
10 11 12
9
14 13
1 2 3
15 16 17 18
4 5 6 7 8
10 11 12
9
14 13
4
3
2
1
5
6
7
8
12 12 12 12
TEST
OSC2/CLKO
OSC1
RB7
RB6
RB5/TCLK3
RB4/TCLK12
RB3/PWM2
RB2/PWM1
RB1/CAP2
RB0/CAP1
RC7/AD7
RC6/AD6
RC5/AD5
RC4/AD4
RC3/AD3
RC2/AD2
RC1/AD1
RC0/AD0
GND GND
MCLR
RA5/TX/CK
RA4/RX/TX
RA3
RA2
RA1/RT
RA0/INT
RE2/WR
RE1/OE
RE0/ALE
RD7/AD15
RD6/AD14
RD5/AD13
RD4/AD12
RD3/AD11
RD2/AD10
RD1/AD9
RD0/AD8
Vcc
e1 d1 c1 b1 a1 g1 f1 DP1 e2 d2 c2 b2 a2 g2 f2 DP2
A/C 1 A/C 2
e1 d1 c1 b1 a1 g1 f1 DP1 e2 d2 c2 b2 a2 g2 f2 DP2
A/C 1 A/C 2
GND
A2
A1
A0
SDA
SCL
TEST
VCC