Silicon Graphics GDM-FW9011 Service Manual page 28

G
(POWER SUPPLY)
S891
POWER
CN891 CN603
1 AC L OUT AC L OUT 1
3 AC L IN AC L IN 3
J
(POWER SW)
F601
AC INLET CN602
T601
6.3A
2 1
AC L 1
AC N 3
3 4
CN601 RY603
DGC 1
DGC
DGC 4
RELAY DRV VCC SW
Q691 Q631-633
8 IC630
PWM
CONTROL
2
7
5-7
TH601
SW POWER CONT
Q613 Q611,612
D610
D620
AC RECT
D613
RY602
IC610
3 PFI
10
CATHODE
9
VCC
7
GND
5
L SEN
1
7 1
L610
AFC
10 13
VCC SW
6
Q610
1
T630
3 SRT
1 8
REG SW D632
D680
Q630
6.5V RECT
D633
2
2
4
D631
VCC RECT
3 5
2
PH630
3 1
4 2
IC680
3
1
4 IC650
+220V SHUNT REG
T620 @PIT
17
D650
+220V RECT
18 D651
+80V RECT
8 10
D655
IC620
+80V RECT
SW REG CONTROL
11
6
6
OCP
12
1
V SENSE
D652
+15/-15V RECT
16 REG SW(H)
VG(H) 13
Q621
D653
14 PS650
12 REG SW(L) 2.0A H CENT H
VG(L) 15
Q620
8 2
VC1 F/B D654
16 H CENT L
PH610
1
4
1
3 2
D664
PH620
3 2 PROTECT
Q652,653,667
4 1
IC653
1W+5V REG
3
IN OUT
IC652
STBY+5V REG
4
VCC OUT
1
CTL
IC651
HEATER REG
4
VCC OUT
1
CTL
5
VADJ
HEATER SW
Q671
CN654
1
1 H CENT H
2 H CENT N
H CENT L G
3
6 +220V
TO D BOARD
7 +220V
CN508
CN653
6 +80V
F
4 —15V
+15V
2
TO D BOARD
CN501
CN655
1 +15V
K
3 -15V
TO S BOARD
CN3003
CN652
IC654
4 +80V
+12V REG
6 +220V
3
IN OUT 8 +12V
E
9 HEATER
1 SYBY+5V TO A BOARD
CN405
2 1W 5V
CN650
1 STBY+5V
2 1W+5V
3 ECO SW
H
6 HTR SW
TO D BOARD
4 PWR SW
CN502
5 DGUS SW
CN651
1 USB 7V
L
2 USB 7V
TO US BOARD
CN2601
B-SS3536<AEP>-BD3-24
5-8