Advertisement
Circuit Diagrams and PWB Layouts
7. Circuit Diagrams and PWB Layouts
Main Power Supply 22" (Part 1)
MAIN POWER SUPPLY 22" (PART 1)
A1
CN1:1
F1:1
FL1:1
L
N
FB1
CY5
L2
D900
R902
4
IC902
3
VCC_SW
Q901
VCC-ON
B+'
VCC-ON
2177 171 0067.4
Q522.3E LA
7.
L2
GT1
NTC1
D1
D2
B+
D3
D4
FL2:1
GT2
C950
T901:6
R950
ZD908
D950
D909
VCC-S
R916
R951
1
2
R953
IC951
Q900
D903
R905
4
B+
3
R605
Q600
IC601
47
SGND2
ZD210
R215
12V'
L951
FB901
3.3VSB
R232
1
C232
C954
R234
2
C955
IC202
T1:5
B+'
R609
FB601
Q910
D212
1
2
Q210
CN6
CN7
C218
3.3VSB
12V'
PSON
C219
SGND1
SGND1
16VINV
R237
SGND1
C217
12V
C234
C236
12V
12V
+12VA
C216
SGND2
C215
-12VA
D210
16VINV
R227
C212
12V'
D209
L201
R224
C208
D204
L202
R223
C225
D208
L203
R230
C231
A1
3.3V'
12V
12V
SGND1
SGND1
BL-ON
BL-DIM
BOOST
SGND1
FB202
12V
SGND1
FB203
+12VA
SGND2
FB207
-12VA
C229
SGND2
I_18300_067.eps
031008
Advertisement
