Panasonic SC-HTB70P, Руководство по обслуживанию

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14.4. POWER SUPPLY (2/2) BLOCK DIAGRAM
S C-HTB 7 0P/PC POWER S UPPL Y ( 2 / 2 ) BLOCK DI A GR A M
3
1
2
TO POWER S UPPL Y
BLOCK (1/ 2 )
U S B EN
U S B OC
M A IN P.C.B.
NOTE: “ * ” REF I S FOR INDIC A TION ONL Y
LED P.C.B.
S EN S OR P.C.B.
PW P V DD 6V PW P V DD 6V PW P V DD 6V
6V
3.3 V
8 1
CN 6 001 CN 2 001
PW BK3R3 V PW BK3R3 V PW BK3R3 V
1 8
CN 6 001 CN 2 001
A U X P.C.B.
BUTTON P.C.B.
PW 3R3 V PW 3R3 V PW 3R3 V
3.3 V
3.3 V
3 7
CN3001 CN 2 005
PW BK3R3 V PW BK3R3 V PW BK3R3 V
1 9
CN3001 CN 2 005
3.3 V
PW BK3R3 V PW BK3R3 V PW BK3R3 V
3 3
CN 62 01 CN 2 008
S DET
3.3 V
FROM/TO
SYS TEM CONTROL & A UDIO
TO SYS TEM CONTROL & A UDIO
PW P V DD 6V
PW BK3R3 V
6V
6V
8 V IN
5 EN
+3.3 V V OLT A GE
REGUL A TOR
C0DBE YY 0019 7
IC 22 03
V OUT 1
FB 2
PW 3R3 V PW 3R3 V
V BU S
V BU S
5 V
PW +5 V 6V
6V
8 V IN
5 EN
+5 V V OLT A GE
REGUL A TOR
C0DBE YY 0019 7
IC 22 04
V OUT 1
FB 2
4 /OC
3 EN
U S B HIGH S IDE
S WITCH
C0DBZ YY 00311
IC 2 004
V OUT 5
V IN 1
PW +5 V
PW +5 V
PW BK3R 6V
D 2 308
Q R 2 303
S WITCH
DETECT
D 2 309
D 2 305
D 2 30 7
D 2 303
D 2 30 2
S DET
+3.3 V
3.3 V
1 1
J 1* CN 2 00 2
+3.3 V +3.3 V
+3.3 V
3.3 V
6 6
CN 6 103 CN 2 003 +3.3 V +3.3 V
BLUETOOTH MODULE P.C.B.
U S B EN
U S B OC
TH58 22
FET OTP S W
FET OTP S W
TH58 2 1
FET OTP FRONT
FET OTP FRONT