Schematic Diagram -Main Section (4/7) - Sony Walkman NW-HD1 Service Manual

5-9. SCHEMATIC DIAGRAM – MAIN Section (4/7) –
3.3V
1.8V
1.2V
GND
(Page 28)
VSTBY
KEY2
PPGM2
XCHG_STAT1
PPGM3
XCHG_STAT2
MULTI_SIO
XCHG_PG
(Page 27)
XCHG_PG
PWR_FFCLR
MULTI_SIO
PGM0
PWR_SLEEP
PR0
BATT_MON_CTL
PF3
PWR_CLK
PE7
RTC_CE
PE2 KEY1
PWR_STRB
XRST
(Page 28)
AD_BATT
AD_BATT
AD_GSEN_X
AD_GSEN_X
AD_GSEN_Y
AD_GSEN_Y
AD_GSEN_Z
AD_GSEN_Z
(Page 26)
AD_KEY1_1
NW-HD1
• See page 19 for Waveform. • See page 34 for IC Pin Function Description.
(4/7)
C1010
0.1
C1007
0.1
C1003
0.1
GA12
GA13
GA14
GA15
GA16
GA17
GA18
GA19
GA20
GA21
GA22
GA23
FB1001
FB1002
PP0
PP1
C1005 0.1
GD0
C1004
0.1
GD1
GD2
C1011
0.1
GD3
GD4
KEY SELECT SWITCH
GD5
IC1001
SN74LVC2G66DCUR GD6
GD7
VCC
GD8
GD9
GD10
GND
GD11
GD12
GD13
GD14
C1001 0.1
C1002 0.1
KEY SELECT SWITCH
IC1002
SN74LVC2G66DCUR GD15
VCC
GND
R1015
0
AD_RMCKEY_1
R1021 R1007 R1026
470k 100k 0
R1011
10k
R1008
470k
MAIN SYSTEM CONTROLLER,D/A CONVERTER
IC1003
CXR704060-201GA
C1006
0.1
PFBEEP
25 25
XINTREQH
XINTREQG
XINTREQU
XOUT
PQ7
PQ5
R1017 R1016
470k 470k
R1013
47k
PR0
R1027 470k
R1028 470k PQ6
R1029 470k
PPGM3
PPGM2
PGM0
C1017 0.1 R1022 0 FB1005
C1024 0.1 FB1011
R1201 10k
R1202 10k
C1018 0.1 FB1004
R1207 1M
R1002 0
X1002
22.5792MHz
C1025 C1027
1 1
C1021
1
PFBEEP
KEY2
KEY0
KEY1
C1023
0.1
FB1006
C1022
0.1
C1028
0.1
R1023 0
R1203 10k
R1204 10k
R1205 10k
R1206 10k
C1020
0.1
C1026 100p
VDR1001
VDR1002
C1019 100p
R1019 R1110 R1111
100k 220k 240k
R1047
4.7k
R1018
47k
-1 -2
C1016 Q1001
100p NP0A54700AS0
LEVEL SHIFT
C1030
100p
XINT_DENDE
PQ6
PI3
C1015
100p
PI2
PI1
PG1
PG0
PP1
PP0
NW-HD1
FS256
GAND_D
GAND_A
GANDHI_CNT
XINTREQH
XINTREQG
XINTREQU
(Page 22)
XOUT
XRESET_GOHAN
SLEEP_GOHAN
Z1001
GND_A
Z1002
2.4V_AD
(Page 24)
2.4V_DAC
AOUTL
AOUTR
HOLD_KEY
HP_MUTE
HP_LINE_SEL
BEEP
(Page 24)
AD_KEY2
AD_RMCKEY
AD_KEY1
XRESET_1.8V
XINT_DENDE
XRESET_DENDE
GDAC_BCK
GDAC_LRCK
GDAC_PCMD
DATA_READY
RDY_XBUSY
(Page 23)
DENDE_SREQ
WAKEUP_DENDE
DENDE_COMAND