Instruction manual

9. Technical Board Information
Pin assignment Connectors on board
J29
J39 D70 (Power Good)
J36
J35
J100
J33
J34
J32
J39
1 PG
2 /PD
3 GND
* Primary ground
J29
1 375V
2 NC
3 GND P*
J100
1 +15V
2 +5V
3 GND
J36
1-5 3.3V (3.5A)
6 3.3V sense+
7 3.3V sense -
8-12 GND
J35
1 3.3V (1.5A)
2 3.3V (1.5A)
3 GND
4 GND
J33
1 ++5V (1A)
2 GND
J34
1-2 GND
3 -5V (0.2A)
4-5 +5V (1.3A)
6 GND
7 + 15V (0.5A)
8 GND
J32
1 +15V (0.5A)
2/4/6/8 GND
3 +5V 0.7A
5 -5V 0.2A
7 ++5V (1A)
Image 9-7
Pin assignment connectors on board
9.1.5 StandBy Power Supply board
Block diagram
StandBy Power Board
IC7
DC 380V from PFC
5
4
3
2
F
S
X
L(M)
D
7
1
C
3
T1
+B
COL
1
8
7
FB
GND
D4
C16
1
2
4
3
ISO1
1
2
4
3
ISO2
D1
24V
D
2
3.3V
IC1
Linear regulator
D
5
GND
IC3
TL431CLP
IC500
>>Input
OV/UV
Protec
Output
V
9
12
16
1
5V
GND
GND
Image 9-8
Standby power supply
52 R5976766 RLM G5 22/04/2004