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Sony Walkman MZ-RH1 Service Manual: Schematic Diagram - Main Section (4/7)

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MZ-RH1
6-7. SCHEMATIC DIAGRAM – MAIN Section (4/7) –
D9
D8
D7
D6
D5
D4
CL964
TP964
D3
(VB/DDC5)
D2
(Page 26)
CL961
D1
D11
R962
1M
R961
0
F3
F1
F2
(Page 29)
C961
1
VB
VG
(Page 31)
B6
B4
B3
(Page 25)
D901
HRC0201ATRF-E
E1
E2
Q902
2SC5383-TP-1F
E3
INVERTER
E4
E6
(Page 27)
MZ-RH1
• See page 24 for Waveforms. • See page 36 for IC Block Diagrams.
(4/7)
+3.1V REGULATOR
IC961
XC6213B312MR
VDD
VOUT
GND
CE
NC
C962
1
CL965
TP965
(GND)
L904
TP911
CL911
0
D906
HRC0201ATRF-E
R918
220k
R907
100k
C909
XRST1
0.1
CRST1
C912
0.022
XRST1ADJ
CL920
D902
DTC1
R905
HRC0201ATRF-E
1M
RF1
D903
C911
INM1
HRC0201ATRF-E
0.1
CIL
CL924
D904
VG
HRC0201ATRF-E
LG
L901 220µH
C908
0.1
PGND3
VB
R901
VGSEL2
100k
VGSEL1
INM2
C913
R906
0.022
1M
RF2
R908
CL932
DTC2
10k
R902
470k
R903
100k
C917
0.1
R920
10k
L905
220µH
R928
0
CL909
SLEEP
CLK
SEQSEL
WDT
SCL
STRB
POWER CONTROL
DATA
IC901
VREF
SC901584EPR2
GND
REGI1
REGO1
REGC1
REGI2
REGO2
REG2G
REGC2
L903
CL947
TP947
220µH
(REGO3)
R912
47k
R913
100k
C920
C921
47
22
6.3V
10V
28
28
R930
R934
47k
47k
R931
47k
-1-2
Q901
RT3WLMM-TP-1F
WAKE UP DETECT
R935
R936
470k
0
R929
470k
CL963
FS4
SL901
C943
2.2
CL960
SCKO
CL959
XCS_PWR_IC
CL958
SO0
C944
C954
0.01
1
R937
2.2
CL954
(REGO1)
TP954
R944
47k
C949
2.2
R948
22k
CL951
(REGO2)
R949
220k
C955
1
R938
2.2
R945
CL950
100k
C950
2.2
TP951
R950
47k
R941
100k
R951
100k
C956
1
R939
4.7
REG03
C947
2.2
R942
C942
0
R952
22k
4700p
R943
47k
R953
47k
MUTEON
G1
G2
(Page 30)
F7
F6
F5
(Page 29)
B1
(Page
25)
B2

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