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5-5. BLOCK DIAGRAM — POWER SUPPLY SECTION —
Q401
POWER
SWITCH
IC401 (2/2)
POWER SUPPLY
BATTERY
3V
58
RFI
BATHMI
74
65
DC IN
VCPU
60
VCPU
WAKE
6
J401
VR401
70
INP2
DC IN 3V
RSTB 10
LATCH 9
VCC1
61
VCC1
VCC2
90
VCC2
91
VCC3
VCC3
INP7
15
VCC4
VCC4
76
VDRAM
59
VDRAM
VD3 37
VD1
45
VLGO7 14
41
VD2
BA+
Q404
20
VDSW20
UPCK7 11
ON/OFF
DRIVE
19
VDSW19
UPCKB7 13
IC301
HEADPHONE AMP
PW
OUT L
IN L
CD-L
13
(Page 16)
A
LRMU
BEEP
BEEP
18
BEEP
I-L
O-L
17
MUTE SW
PW SW
IC801 (2/2)
SYSTEM CONTROL
HP_PWRSW
6
BEEP_O
AD-RMKEY
92
AD-DCINMNT
95
AD-BATMNT
IC701
JOGKEY_I/
VCC2
POWER
AVDPLL
FAVKEY_I
VCPU
SWITCH
(IC702)
32
XWAKE_O
Q405
AD-KEY1
AD-KEY2
RESET
B
(Page 16)
90
PWRLAT_O
RE1_I
57
VD SEL
IC403
RE2_I
S803
(OPEN/CLOSE)
XLED1_O
37
LID-SW_I
XLED2_O
BAT+
S802
HOLD .
Q403
OFF
ON
ON/OFF
DRIVE
XRD_O
XWR_O
LCD-XRST_O
40
HOLD_I
LCD_AO
AD0-AD7
17
17
J301
i
VCPU
R-CH
4
3
RMKEY
16
77
99
Q801
36
Q801
S2002-2006
96
KEY-IN
97
MATRIX
S2001
14
JOG
15
Q803
D2001
75
LED
OPR
DRIVE
76
LCD1
• Signal path
71
LIQUID
72
: CD PLAY
CRYSTAL
73
DISPLAY
•R-ch is omitted due to same
69
PANEL
as L-ch.
D0-7
D-NE500/NE506CK
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