Power Supply - Panasonic SA-AKX17PH Service Manual

13.3. Power Supply

SMPS MODULE
AC INLET
SWITCHING MODE
POWER SUPPLY
CIRCUIT
NOTE: " * " REF IS FOR INDICATION ONLY
IC1000
C0DBGYY03909
+3.3V VOLTAGE
REGULATOR
PW 6V PW 3V3
3 VIN VOUT 2
- CN1000* SYS3V3
- 6
D1001
IC2030
C0DBZYY00311
HIGH SIDE
SWITCH
PW 5V PW 5V
1 VIN VOUT 5
/OC 4
EN 3
IC1003
C0DBAYY01594
+6V DC-DC
CONVERTER
PW 6V
10 PH EN 3
1 BOOT
7 VSENSE
PW 12V
2 VIN
IC1002
C0DBAYY01594
+12V DC-DC
CONVERTER
PW 12V
10 PH EN 3
1 BOOT
7 VSENSE
32.5V
2 VIN
-
CN1000* 32.5V
- 1,2
-
CN1000* POWER
- 12
-
CN1000* PROT
- 7
- CN1000*
ECO CTR
- 13
- CN1000*
AM-BP
- 9
- CN1000* SYNC
- 11
- CN1000* SMPS-ID
- 8
- CN1000* TEMP DET
- 10
MAIN P.C.B.
PW SYS 3R3V
PW 3V3,PW 3R3V DIG,PW 3R3V DAC,PW 3R3V CD
PANEL P.C.B. REMOTE SENSOR P.C.B.
PW SYS 3R3V CN2000 CN9000 PW SYS 3R3V CN9001 CN9002 PW SYS 3R3V
4 14 2 2
PW SYS 3R3V
PW 3V3 CN2000 CN9000 ZJ9001* ZJ6000* PW 3V3
2 16 3 3
CN2000 CN9000 ZJ9001* ZJ6000*
PW 5V PW 5V
1 17 1 1
CN2002 ZJ9300*
V B U S V B U S
1 1
OC
OC
EN
EN
D1002
FROM/TO
DC DET PWR SERVO & SYSTEM CONTROL
DC DET PWR
PCONT
PCONT
POWER
POWER
PROT
PROT
ECO CTR
ECO CTR
AM-BP FROM/TO
AM BP
SERVO & SYSTEM CONTROL
SYNC
SYNC
SMPS-ID
SMPS ID
TEMP DET
TEMP DET
43
+3.3V
PW 6V
+6V
+3.3V
+3.3V
+3.3V
PW 3V3
+3.3V
PW 5V
+5V
LCD P.C.B.
USB P.C.B.
VBUS
+5V
PW 5V
+5V
PW 12V
+12V
32.5V
+32.5V
SA-AKX17PH/PN POWER SUPPLY BLOCK DIAGRAM