Service manual

49
12.4. Power Supply
SA-AKX36PH/PN POWER SUPPLY (1/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (2/2)
1
2
3
4
5
PW +6V
PW +6V
10 PH
1 BOOT
7 VSENSE
2 VIN
+6V DC-DC
CONVERTER
C0DBAYY01594
IC1003
PW +16V
PW +16V
10 PH 3EN
1 BOOT
7 VSENSE
2 VIN
+12V DC-DC
CONVERTER
C0DBAYY01594
IC1002
PW SYS3R3V
+3.3V
POWER
POWER
PROT
PROT
3EN
PCONT
PCONT
VBUS
+5V
PW +16V
+16V
PW +32.5V
PW +5V
+32.5V
SYNC
SYNC
FROM/TO
SERVO & SYSTEM CONTROL
FROM/TO
SERVO & SYSTEM CONTROL
MAIN P.C.B.
NOTE: “ * ” REF IS FOR INDICATION ONLY
-12
- CN1000*
POWER
-7
- CN1000*
PROT
ECO CTR
ECO CTR
-13
- CN1000*
ECO CTR
AM-BP
AM BP
-9
- CN1000*
AM-BP
1,2-
CN1000*-
32.5V
6-
CN1000*-
SYS3V3
11-
CN1000*-
SYNC
SMPS-ID
SMPS ID
8-
CN1000*-
SMPS-ID
TEMP DET
TEMP DET
10-
CN1000*-
TEMP DET
PW +32.5V
SWITCHING MODE
POWER SUPPLY
CIRCUIT
AC INLET
SMPS MODULE
OC
OC
EN
EN
1 VIN
5VOUT
4/OC
HIGH SIDE
SWITCH
C0DBZYY00311
IC2030
VBUS
3EN
PW +5V
PW +16V
PW SYS3R3V
PW +5V