Intermec EasyCoder 301 – Service Manual Ed. 3
60
Chapter 11 CPU Board
11.8 Schematics,
cont'd.
CPU Board 1-301700-04; Power Supply, right side
R147
1K
R129
10R
L2
4u7
R146
100R
S1
S2
S3
S4
W2
100
TURNS
W3
100
TURNS
R119
470R
R144
10R
R145
1K
C74
100p
C63
100n
U37
TL431CD
R143
0R68
D16
BZX84C20
D14
UF4006
D15
UF4006
Q11
2SK2185
D18
BZX84C20
R142
0R68
R152
22R
R133
1K
R135
1K5
L4
T2
C64
1n
R136
1K
R137
AOT
R124
24K
R101
330R
R68
4K7
24V
TP_24V
36V
TP_40V
C65
100n
C50
1000u
C49
470u
C57
10000U
+
+
+
+
R125
2K7
6
7
8
anode
base
catode
collector
NC
emitter
1
1
k
ref
a
2
8
5
2
4
3
U36
SFH600-1opt7
GND1
GND11
GND8
GND2
GND13
GND6
GND17
GND10
GND12
GND15
GND14
GND4
GND9
GND3
GND5
GND7
VCC
TP_VCC
TP_PH
5V_AUX
24V
24V_PH
36V
U30
IMD2
C66
47u
+
C55
10u
D6
BZX84C20
D5
BZX84C20
+
C73
100n
U34 ZR78LO5G
C56
3300u
D22
UF4003
UF4003
UF4003
UF4003
D25
D23
D24
C77
4n7
U38
D10LC20U
6
9
5
10
4
11
3
12
2
13
1
3
3
E1
B1
C1
B2
C2
E2
2
1
4
5
6
2
1
14
Vin
Vout
U39 LM7805CT
1
7
5
4
3
8
10
9
11
12
14
13
a1
a2
1
3
2
k
2
3
Vin
Vout
GND
GND
D19
BZX84C20
D20
BZX84C20
Q12
2SK2185
Q2
STP60NO5
R71
1K
PH_POWER
R106
10K
C47
4n7
Q1
BC847B
R72
47K
R70
3K3
Continued from previous page
T1