Schematic Diagram -Main Section (4/8) - Sony MZ-NH600D Service Manual

4-8. SCHEMATIC DIAGRAM – MAIN Section (4/8) –
DRY BATTERY
SIZE"AA"
(IEC DESIGNATION R6)
1PC. 1.5V
C425 C427
0.1 0.1
CN451
7P
(USB)
VBUS
DATA−
DATA+
IO
FB452
GND
SW_A
SW_B
C457
0.1
(4/8)
C423 C424
220 220
5V 5V
FB451
LF451
C455 D457
2200p MA22D2800SL0
R460
0
C456 R454 C574
2200p 0 0.1
Q451
RTQ035P02TR
S
C453
0.047
Q451,452
USB ON/OFF SWITCH
R467
10k
-2 -1
Q452
XP4601-TXE
C452 R462 D458
0.1 220k MA8056-L-TX
R424
470k
Q403
SI1410EDH-T1
S
Q403,406
GROUND LINE Q406
XP4601-TXE
SWITCHING
R455
1M
R456
470k
C402 C403
220 220
5V 5V
19 19
(Page 17)
UDP
UDM
R463 R464
220 100k
R466
2.2M
R423
220k
R422
1M
-1 -2
R421
100k
MZ-NH600D
UDP
UDM
(Page 23)
MINUS_MON
GND_SW
VBUS_MON
(Page 23)
G1
(Page 20)
G2
G3
H1
(Page 21)