Sony Walkman MZ-RH1 - Main Board Schematic Diagrams (2;7); Main Board Schematic (2;7)

MZ-RH1
2626
MZ-RH1
6-5. SCHEMATIC DIAGRAM – MAIN Section (2/7) –
• See page 36 for IC Block Diagrams.
R610
R635
L604
100µH
R622 R623 R626
L603
4.7µH
R630
R631
C604
C605
C606
D604
D602
IC681
C686C690
C681
C684
C682
CL683
CL601
TP601
C615
R602
IC602
R629
R624
Q611
Q609
Q612
D601
C618 C621C616
C617
C639
C633
C634
C631
R634
C635
C601
C608
C609
R604
R605
C610
C611
C612
C613
R608
R606
FB683
FB684
FB685
FB686
Q681
D686
D682
D683 D684
R682 D685
FB692
FB681
L601
10µH
Q601
C627
IC604
C629
R657
R656
R614
R617
R616
R649
R648
R647
R601
C649C646 C653C652
C647
C650
R645 R646
R643
R644
Q610
R642
R641
R640
R639
Q608
R652
R653 R637
R651
R650
Q682
R603
IC601
R681
D681
C687
CL699
CL698
CL696
CL697
CL670
CL688
CL689
CL690
CL691
C642
IC605
IC608
R658
R654
CL621
CL622
CL624
CL625
CL626
CL619
CL628
CL629
CL630
D610
Q606
Q604
Q603
R612
R613
CL607
CL609
CL608
CL610
CL618
CL602
CL603
C614C603
D605
CL612
CL671
CL681
C691
C685
W682
W681
D603
C607
D607
D608
IC606 IC607
IC682
Q613
R627
R615
1
0
10 1 1
2.2
2.2M
22 6.3V
22 6.3V
22 6.3V
MA2SD32008S0
MA2SD32008S0
SN74LVC541ARGYR
0.1100p
0.047
0.047
0.01
10
10V
22k
XC61CN1702NR
220
1M
RT3WLMM-TP-1F
RT3WLMM-TP-1F
2SK354700LS0
MA2SD3100LS0
0.01 0.011
47
6.3V
4.7
4700p
22
10V
0.01
1M
4.7
2.2
0.1
0.1
470k
1M
0.1
0.1
0.1
1
10k
2.2M
CPH5614-TL-E
MA22D1700LS0
MA22D1700LS0
MA22D1700LS0 MA22D1700LS0
470k BAT54XV2T1
NTHC5513T1G
0.1
TC7SL32FU(TE85R)
0.1
0
0
100k
22k
470k
470k
47k
100k
22
11 0.010.01
1
1
470k 470k
470k
220k
MTM232230LS0
100k
470k
470k
220k
MTM232230LS0
1M
01M
470k
0
MCH6617-TL-E
220
SC901585VAR2
470k
BAT54XV2T1
0.1
1
BH12PB1WHFV-TR
XC6213B152NR
1M
0
NSR0320MW2T1G
RTQ035P02TR
2SC5383-TP-1F
2SC5383-TP-1F
470k
470k
0.0220.01
MA2SD32008SD
100p
10
6.3V
MA2SD32008S0
0.1
MA2SD32008S0
MA2SD32008S0
BH15PB1WHFV-TR BH33PB1WHFV-TR
SN74LVC157ARGYR
2SK354700LS0
1k
100k
D11
A1
A2
A3
A4
A5
C1
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
3.3V_REG
1.5V_DVDD
1.5V_AVDD
VBUS_DET
XCS_REC_USB
HBB
HAB
HB
HA
XRST1
RST OUT
XRST2
RST OUT
USBHOLD2
VBUS_VB_CTL
USB_WAKE
EFM_SEL
HNL
HBB
HNH
HAB
HB
HPL
HA
HPH
REG5_REG
XCE_EFM_CTL
USBDVDD_HI
RECP
CHOPPERCLK
EFMO
FS4
SO0
SCK0
XRST
REG F
USBHOLD
REG5_OSC
REG4_DVDD
XRST2
LIME SLEEP
RST CONT
REG5 REG
SUSPEND
REG5 TSBV
2.1VREG_IN
O7
O6
O5
O4
O3
O2
O1
O0
XOE2
VCC
GND
I7
I6
I5
I4
I3
I2
I1
I0
XOE1
STBY/CE GND VIN
SEL
VOUT
STBY/CE
SEL
GND VIN
VOUT
GND
VCC
VOUT
VIN
VSS
NC
STBY/CE
GND
VIN
SEL
VOUT
VDD
VOUT
CE
GND
XA/B
1A
1B
1Y
2A
2B
2Y
GND
VCC
XG
4A
4B
4Y
3A
3B
3Y
OUTA
VG
OUTB
VRECIN
VRECIN
PGND2
HA
HB
PGND4
CL
VCP
VG2
GND
CH
HAB
HBB
GND
RECP
VG3
PGND4
VBUSSEL2
EFM_CLK
EFM
VIF
CLK
DATA
SCK
NC_M12
LATCH
XWK0
VBUS
WAKEC
V33UO
VBUS_DET
VBUSREF
L5_2
PGND5
PGND5
L5_1
PGND5
VBUSSEL
CLM
POWP2
INP3
INP2
CLP
POWP1
VPDRV
RF2
DTC2
INM2
INM3
DTC3
RF3
NC_M1
HOLD_OUT
RST_OUT
PVBUS
CRST
DVDD_IN
OSC_OUT
SLEEP_IN
RST_IN
PGND2
DVDD_OUT
HOLDC
REG_IN
REG_OUT
SUS_IN
PGND2
TSBV_IN
TSBV_OUT
V33R
PGND1
VSTB_IN
VSTB_OUT
BATSEL
V33RO
RF1
INM1
VREC
NC_A1
DW_1B
DW_1T
VRECO_2
VRECO_1
L1_2
L1_1
INP1
UP_1T
UP_1B
GND
PGND1
VC
VC
PGND3
PGND1
UP_3B
VREFIN
PGND3
PGND3
V3O_1
V3O_2
33USEL
L3_1
L3_2
DW_3T
DW_3B
V3FB
(2/7)
S
SS
VOLTAGE DETECT
OR GATE
+1.2V REGULATOR
+1.5V REGULATOR
POWFB
B+ SWITCH
B+ SWITCH
CONTROL
VBUS DETECT
DTC1
B+ SWITCH
S
S
NC_A12
OVER WRITE HEAD DRIVE,
POWER CONTROL
DRIVE SELECT
BUFFER
-1 -2
-1 -2
(VREC)
Q681,682
OVER WRITE HEAD DRIVE
Q612,613
WAKE UP SWITCH
S
S
S
S
-2-1
-1
-2
Q608,609
OSC B+ SWITCH
Q610,611
B+ SWITCH
+3.3V REGULATOR+1.5V REGULATOR
CSP(Chip Size Package)
∗
HR601
OVER WRITE
HEAD
(Page 25)
(Page 28)
(Page 30)
(Page 25)
(Page 30)
(Page 27)