Service manual

11-10 SAM4S ER-900/SPS-300 SERIES
PFAIL
+24V
3A
VPH
DD
10
22
SMD
FND
DD
44
33
11
AA
T2,W17,L22,H30
BB
SMD
SWITCH
POWER
POWER
CC
󱶲
2A
File Name SizeSize
VDD3.3V
PORT
PORT PORT
PORT
SENSOR
50mA
ETHERNET
100mA
SD CARD
BUZZER
30mA
VSERIAL
240mA*3
VLCD
160mA
SPOOL
250mA
LF MOTOR
350mA
9
of
1.0
Rev
44 33 22 11
+24V
AA
SK14
D20
6
VCC
5
IN
3
TC
4
GND
1
SC
8
DC
7
SENSE
2
SE
KA34063A U34
2012 100nF C102
C103 100nF 2012
C108 100pF
10K R200
R199 470
BB
L3 33uH
C115 100nF 2012
VDD50V
C72 100nF
+24V
CC
TRANS
VDD50V
RED LED2
VDD50V
󱶲
2A
VDD50V
Date
A3A3
VDD33V
LED3 RED
VDD33V
󱶲
200mA
POWER BLOCK
50mA
200mA*4 300mA*2
AUTOCUT
H.T JANG
+24V
250V/3.1 5A
FU1
R202 4.7K
10K R203
HS1
2
3
1
KSA1182-Y Q33
D23 SK14
D25 SK14
D39 SK14
L4 140uH
VPRT
470uF CE17 16V
R197 1K
R204 27K
100uF CE15 16V
R125 1.5K
100nF C82
100uF CE14 16V
R139 1.5K
󰦭󲫭
] "LOW" ACTIVE
2
CN17:B
NOTE] VOUT= 1.25 × (1+(R2/R1))=1.25×(1+(12K/2K))=8.75[V]
NEWNET MAIN.SCH
Sheet
TITLE :
SPS300&ER900 MAIN B'D
DRAWER
VPRT(+8.75V)
470uF CE13 50V
6
5
SD
4
FB
1
VIN
3
GND
2
VOUT
AP1501-50K5
U26
3
2
1
KSA1010Y Q32
4700uF CE19 50V
1
CN18:1
CON-BOX;2P,2.5MM,ST(YH)
2
CN18:2
CE16 470uF
16V
VDD3.3V POWER
R198 2K R196 12K
C114 100nF 2012
POWER SYSTEM
2011.05.16
Drawn by
Shin Heung Precision Co., Ltd.
󱶲
3.5A
14
2 3
BD_KBU6B BD1
1
CN17:A
CON-WALL;2P,3.96MM,1R,1W,ST
D40 SK14
POWER LED
C107 100nF
4
3
IN
1
GND
2
OUT
SE1117-3.3V U20
VPRT(+9V) POWER VDD5.0V POWER +24V POWER