Sony Walkman MZ-RH1 - Main Board Schematic Diagrams (6;7); Main Board Schematic (6;7)

MZ-RH1
3030
MZ-RH1
6-9. SCHEMATIC DIAGRAM – MAIN Section (6/7) –
• See page 36 for IC Block Diagrams. • See page 42 for IC Pin Function Description.
IC801
R
8
5
8
R
8
5
7
R
8
5
4
S
L
8
0
1
T
P
8
2
3
2
T
P
8
2
2
2
C846
R847
R848
R849R850
C
L
8
2
0
8
C
L
8
2
0
3
C
L
8
2
0
1
C
L
8
1
9
1
C
L8
1
9
0
C
L
81
8
7
C
L8
1
88
C
L
8
1
7
8
C
L
8
1
73
C
L
8
1
74
C
L
8
1
7
5
CL
8
1
6
4
C
L8
1
6
5
C
L
8
1
6
7
R
8
4
2
R
8
4
3
CL8138
CL8137
C842
C843
CL8136 C841 C840
CL8135 TP8135
SL802
CL8130
CL8128
CL8129
R837
D801
R833
C853
C839
C838
C837
R838
C836
R826
C835
TH801
CL8114
CL8115
CL8116
CL8117
C834
R817
C833 R82 0
R818 R819
CL8096
R816
C852
C832
C866
R831
C829
C830
R812 R813
IC804
IC802
C868
R870
C854
R887
C867
C865
CL8071
R875
R874 R877
R881
TP8065 TP8066
TP8064
R811
C823
R810R809
C821
CL8050
R808
C819
R807R806
R889
L802R805
L803
R803
C806
R802
C801
L801
C
L
80
4
4
C
L8
0
39
CL8033
C
L
80
3
5
TP8001
TP8241
TP8242
TP8243
TP8244
TP8245
TP8246
CL8248
CL8249
CL8255
CL8256
CL8257
CL8258
CL8267
CL8263
CL8264
CL8265
CL8266
CL8269
CL8270R885
R861
R863
C847
C848
X801
FB864
R865
R867
R866
R872
R873
C850
R871
C849 X802
C851
L804
22µH
CL8281
CL8294
CL8296
CL8298
CL8299
CL8300
CL8301
CL8302
CL8304
CL8124
CL8125
R821 R822
R876
R879C808 C810 C812 C814 C816
R804
CL8059
Q802
CL8048
CL8001
C
L8
1
8
1
T
P8
1
8
3
T
P
8
1
8
6
C
L
8
2
0
6
C
L
8
2
0
7
C
L
8
2
15
C
L
8
2
1
6
C
L
8
2
1
7
C
L
8
2
1
9
C
L
8
2
20
R
8
5
3
CXD2687-001GG
0
0
0
0.047
470k
220k
47k220k
0
0
0.1
0.1
0.1 0.1
10k
MA2SD32008S0
0
0.1
0.1
0.01
0.1
2.2k
0.01
100k
0.01
0.1
1k
0.1 22 0
2.2k 1k
220k
22p
1
0.01
470k
0.01
0.47
10k 100k
XC6213B232MR
R1180N121C-TR-FA
1
0
1
1M
1
1
0
68 47k
2.2k
0
2.2
00
2.2
0
2.2
00
0
00
0
0
10
6.3V
0
0.1
0
0
NM
1k
8p
10p
22.5792MHz
1k
10k
1k
4.7k
100k
10p
470
10p48MHz
47
6.3V
2.2M 1M
0
010
6.3V
10
6.3V
10
6.3V
10
6.3V
10
6.3V
0
2SC5383TP-1F
1
0
k
G1
H1
H2
G2
B5
D10
E5
1.5V_DVDD
1.5V_AVDD
3.3V_REG
V
B
U
S
_
V
B
_
C
T
L
U
S
B
H
O
L
D
2
X
L
D
O
N
H
P
L
H
P
H
H
N
L
H
N
H
P
L
S
E
_
X
D
C
S
S
B
_
C
L
K
S
S
B
_
D
A
T
A
V
B
U
S
_
D
E
T
X
C
S
_
N
V
X
C
S
_
R
E
C
_
U
S
B
D
_
V
C
O
N
T
_
P
W
M
X
M
U
T
E
IA
M
P
_
C
A
L
C
H
G
_
P
W
M
X
R
S
T
_
R
F
U
S
B
_
C
H
A
R
G
E
U
S
B
_
W
A
K
E
C
H
G
_
I_
S
E
L
X
R
S
T
2
L
E
D
_
R
E
D
U
S
B
D
V
D
D
_
H
I
E
F
M
_
S
E
L
X
R
S
T
_
M
T
R
_
D
R
V
I_
S
E
L
2
I_
S
E
L
1
X
I_
S
EN
S
E
L
IM
E
_
S
L
E
E
P
D
_
E
N
2
D
_
E
N
1
C
S
_
R
T
C
S
S
E
L
P
D
_
S
1
P
D
_
S
0
X
C
S
_
P
W
R
_
IC
B
E
E
P
X
G
U
M
_
O
N
S
C
K
0
S
O
0
S
I0
R
E
C
P
H
IM
D
_
P
R
O
T
E
C
T
P
R
O
T
E
C
T
R
S
T
_
C
O
N
T
H
I_
Z_
S
L
D
E
F
M
O
C
H
O
P
P
E
R
C
L
K
FS
2
5
6
O
U
T
S
L
D
_
C
O
N
_
U
SLD_MON_W
SLD_MON_V
SLD_MON_U
SLD_CON_W
SLD_CON_V
CLV_MON_W
CLV_MON_V
CLV_MON_U
CLV_CON_W
CLV_CON_V
CLV_PWM
CLV_CON_U
SLD_PWM
FS4
FRI
FFI
TFI
TRI
ADIP
VIN
XRST
HALF_LOCK
REC_KEY
OPEN_CLOSE_SW
DRAM_HOLD_DET
XHOLD_SW
RMC_KEY
BATT_MINUS_MON
REG5_TSBY
VBUS_MON
WK_DET
REG5_REG
SET_KEY2
SET_KEY1
VREF_MON
CHG_MON
VB_MON
VC1
TE
S_MON
VC
FE
ABCD
BOTM
PEAK
APCREF_DA
RFI
2.
1
V
R
E
G
_
IN
R
E
G
5
_
O
S
C
R
E
G
O
3
R
E
G
5
_
T
S
B
Y
R
E
G
_
F
R
E
G
4
_
D
V
D
D
CHG_CTL
IAMP_CTL
D_ENREG
SO3
SCK3
SI4
SO4
SCK4
EV_VDD_CTL
XCS_DISPLAY
OPT_DET
XJACK_DET
XMIC_DET
XPD_ADC
XCS_ADC
PAUSE
XOPT_CTL
DRAM_VDD_CLR
XDRAM_VDD_SEL
DRAM_ALONE
XRST_DISPLAY
FS256
ADDT
LRCK
XBCK
DIN1
FS512
DCLSOUTR
DCLSOUTL
RMC_DTCK
UDP
UDM
SUSPEND
USBHOLD
MDVCC_CTL
EL_PWR_CTL
R
E
G
5
_
R
E
G
O
F
T
R
K
I
A
M
P
_
C
A
L
X
C
E
_
E
F
M
_
C
T
R
H
I_
Z
_
S
P
D
L
VCC
GND
CE
VOUT
NC
VOUT
NC
GND
VCC
NC
U
S
B
H
O
L
D
2
X
L
S
R
C
K
J
T
A
G
1
J
T
A
G
0
H
S
A
L
F
T
E
S
T
2
T
E
S
T
H
P
L
H
P
H
H
N
L
H
N
H
L
O
P
E
N
H
I_
Z
_
S
P
D
L
S
S
B
_
C
L
K
S
S
B
_
D
A
T
A
V
B
U
S
_
D
E
T
X
C
S
_
N
V
U
S
B
_
V
D
D
_
S
W
X
C
S
_
R
E
C
_
U
S
B
X
C
S
_
R
E
C
_
D
R
V
X
C
S
_
U
S
B
_
D
R
V
P
W
M
4
D
_
V
C
O
N
T
_
P
W
M
X
M
U
T
E
C
H
G
_
P
W
M
X
R
F
_
R
S
T
U
S
B
_
C
H
A
R
G
E
U
S
B
_
W
A
K
E
P
H
1
0
P
H
7
C
H
G
I
_
S
E
L
X
R
S
T
2
_
D
E
T
L
E
D
_
G
R
E
E
N
L
E
D
_
R
E
D
X
R
S
T
_
M
T
R
_
D
R
V
N
C
N
C
C
S
_
R
T
C
R
F
5
R
F
4
R
E
C
P
D
L
Y
P
D
_
S
1
P
D
_
S
0
X
C
S
_
P
W
R
_
I
C
B
E
E
P
X
G
U
N
_
O
N
S
C
K
0
S
O
0
S
I0
IA
M
P
_
C
A
L
_
M
O
D
E
R
E
C
P
M
N
T
6
H
IM
D
_
P
R
O
T
E
C
T
P
R
O
T
E
C
T
R
S
T
_
C
O
N
T
H
I_
Z
_
S
L
D
E
F
M
O
N
C
O
F
T
R
K
M
N
T
3
M
N
T
2
M
N
T
1
M
N
T
0
C
H
O
P
P
E
R
C
L
K
F
S
2
5
6
O
U
T
S
L
D
U
SLCW
SLCV
SLCU
SLDW
SLDV
SPCW
SPCV
SPCU
SPDW
SPDV
SPVS
SPDU
SLVS
FS4
FRDR
FFDR
TFDR
TRDR
ADC3EXTC
ADC3VREFL
ADC3VREFH
XRST
HALF_LOCK_SW
XTEST
XREC_KEY
OPEN_CLOSE_SW
JOG_B
DRAM_HOLD_DET
XHOLD_SW
RMC_KEY
BATT_MINUS_MON
VBUS_MON
WK_DET
HIDC_MON
DCIN_DET
SET_KEY_2
SET_KEY_1
VREF_MON
ADFG
VINP
CHG_MON
VB_MON
TEMP_MON
ADC1EXTC
APC
ADRT
AUX2
AUX1
TE
SE
ADRB
VC
FE
ABCD
BOTM
PEAK
PLL3EXTCO
CLTV
FILO
FILI
PCO2
PCO
APCREF_DA
DACVREFH
RFI
ASYI
ASYO
EBIFVSS6
EBIFVDD6
EBIFVSS5
EBIFVDD5
EBIFVSS4
EBIFVDD4
EBIFVSS3
EBIFVDD3
EBIFVSS1
EBIFVDD1
E
B
I
F
V
S
S
0
D
R
A
M
V
S
S
2
D
R
A
M
V
S
S
1
D
R
A
M
V
S
S
0
D
R
A
M
V
D
D
4
D
R
A
M
V
D
D
0
D
R
A
M
V
D
D
1
D
R
A
M
V
D
D
2
D
R
A
M
V
D
D
3
I
F
V
S
S
1
I
F
V
S
S
0
IF
V
D
D
3
IF
V
D
D
2
IF
V
D
D
1
I
F
V
D
D
0
V
S
S
1
V
S
S
0
V
S
S
2
U
S
B
IF
V
D
D
U
S
B
A
V
S
S
5
U
S
B
A
V
S
S
4
U
S
B
A
V
S
S
3
U
S
B
A
V
S
S
2
U
S
B
A
V
S
S
1
U
S
B
A
V
S
S
0
U
S
B
A
V
D
D
1
5
1
U
S
B
A
V
D
D
1
5
0
U
S
B
A
V
D
D
1
5
2
U
S
B
A
V
D
D
3
3
1
U
S
B
A
V
D
D
3
3
0
M
S
J
T
A
G
V
D
D
D
V
D
D
0
0
D
V
D
D
0
1
D
V
D
D
0
2
D
V
D
D
0
3
D
V
D
D
0
4
D
V
D
D
0
5
D
V
D
D
0
6
D
V
D
D
0
7
D
V
D
D
0
8
D
V
D
D
1
0
D
V
D
D
1
1
U
S
B
D
V
D
D
0
U
S
B
D
V
S
S
F
E
P
L
L
V
D
D
F
E
P
L
L
V
S
S
D
A
C
D
V
D
D
2
5
D
A
C
V
S
S
A
S
Y
V
D
D
A
S
Y
V
S
S
S
V
A
D
V
S
S
M
A
D
V
D
D
M
A
D
V
S
S
P
L
L
1
V
D
D
P
L
L
1
V
S
S
R
F
A
D
V
D
D
D
C
V
D
D
D
C
V
S
S
O
S
C
V
D
D
U
S
B
O
S
C
V
D
D
T
S
M
V
D
D
M
A
IF
V
D
D
DCLSOUTL
RMC_DTCK
UDP
UDM
RREF
VSENS
SUSPEND
DTL
USBHOLD
USBOSCE
UOSCI
UOSCO
FCRAMVDD0
FCRAMVSS0
FCRAMVDD1
FCRAMVSS1
FLASHVDD0
FLASHVSS0
PE0
PE1
PE2
PE3
PE4
MDVCC_CTL
VC3_CTL
EL_PWR_CTL
EBA1
EBA11
EBA13
EBA18
EBA22
EBD0
EBD1
EBD3
EBWE2
EBWR1
EBA2
DCLSOUTR
FS512
OSCO
OSCI
DIN
XBCK
LRCK
ADDT
FS256
EX512
PC2
XRST_DISPLAY
PCB
PAUSE_KEY
DOUT
OPT_DET
XCS_DISPLAY
SCK4
SO4
SI4
SCK3
RTCK
SAK
IDO
TAN
TAT
CHG_CTL
V
B
U
S
_
V
B
_
C
T
L
D_ENVREG
(6/7)
123456789101112131415161718192021
JOG_A
(TEST)
PLL3EXTCI
(VCO1/REG5)
DISCHARGE SWITCH
+1.2V REGULATOR
U
S
B
D
V
D
D
1
5
U
S
B
D
V
D
D
1
5
1
R
F
A
D
V
S
S
S
V
A
D
V
D
D
D
A
C
V
D
D
D
V
S
S
0
9
D
V
S
S
1
4
D
V
S
S
1
3
D
V
S
S
1
0
D
V
S
S
0
8
D
V
S
S
0
7
D
V
S
S
0
6
D
V
S
S
0
5
D
V
S
S
0
3
D
V
S
S
0
2
D
V
S
S
0
1
D
V
S
S
0
0
(VCO2/REG4)
M
N
T
4
M
N
T
5
D
_
E
N
1
D
_
E
N
2
U
S
B
I
C
_
S
L
E
E
P
X
I_
S
E
N
S
E
I_
S
E
L
1
I_
S
E
L
2
X
C
E
_
E
F
M
_
C
T
L
E
F
M
_
S
E
L
P
H
2
IA
M
P
_
C
A
L
IAMP_CTL
NAR
SI3
SO3
EL_VDD_CTL
XJACK_DET
XMIC_DET
XCS_ADC
XPD_ADC
XOPT_CTL
DRAM_VDD_CLR
XDRAMVDD_SEL
DRAM_ALONE
DRAMVDD_DISCHG
SYSTEM CONTROLLER,DSP
CSP(Chip Size Package)
∗
+2.3V REGULATOR
C826 2.2
(Page 27)
(Page
25)
(Page 28)
(Page 26)
(Page 31)
(Page 26)
Note: IC801 on the MAIN board can not be exchanged
alone. When IC801 on the MAIN board is damaged,
exchange the complete MAIN board.