Block Diagram - Key Control/Display/Power Supply Section - Sony MZ-R909 Service Manual

MZ-R909
6-3. BLOCK DIAGRAM – KEY CONTROL/DISPLAY/POWER SUPPLY Section –
RMC KEY
F
(Page 35)
CLK
D
(Page 34)
SDO0, SDI0, SCK0
G
(Page 35)
SDO0
SD0
SDI0
SI0
SCK0
SCK
RST
STB
CS
CS RTC
XWK1
REC
PAUSE
REC LED
SE1 KEY 1
SE1 KEY 2
JOG A
JOG B
BACKUP
+
DVDD
VIF B+
UNREG
VB B+
SWITCH & LCD MUDULE
RECHARGEABLE
RMC KEY 20
FS4
86
CLK SEL
169
FFCLR 236
SLEEP 235
VLON 234
WK DET
17
REC KEY 18
HALF LOCK SW 19
S805
OPEN
SYSTEM CONTROLLER
IC801 (3/3)
VL MON 15
187 LCD RST AUX
206 LCD STB
205 XCS LCD
216 CS RTC
RESET
VIF B+
SWITCH
VB B+
Q801
VL PWM 164
188 PAUSE KEY
VC PWM 165
208 REC LED
XRST 8
13 SET KEY 1
14 SET KEY 2
225 JOG A
226 JOG B
VREC PWM 163
S801
HOLD 227 XHOLD SW
OFF
HOLD
S806
170 OPEN CLOSE SW
OPEN/CLOSE
DETECT
S804
182 XGUM ON
BATTERY IN
DETECT
CHG MON 11
S803
230 PROTECT
PROTECT
DETECT CHG GAIN 237
CHG 238
HIDC MON 16
202 XTEST
SL801
(TEST)
GND SW 214
VB MON 10
VRMC
7
XWK3
4
CLK
56
CLK SEL
52
FFCLR
54
SLEEP
55
VLON
1
XWK1
2
XWK2
3
XWK4
5
VAIFON
53
VSTB
VSTB
SYSTEM CONTROLLER (IC801)
6
B+
VL L904
VLO
LASER APC CIRCUIT 10
B+
VREF BANDGAP
49
REFERENCE
DTC2
24
25 DTC1
VDFB
39
VD
VD
SYSTEM CONTROLLER (IC801) 44
B+
VIF
VIFFB
38
A/D, D/A CONVERTER (IC301),
VIF
SYSTEM CONTROLLER (IC801), 42
EEPROM (IC804)
B+
VAFB
VA
40
A/D, D/A CONVERTER (IC301), VA
41
SYSTEM CONTROLLER (IC801)
B+
D904
VC
MIC AMP (IC303),
VCO
RF AMP (IC501),
35
MOTOR/COIL DRIVER (IC551),
REMOTE CONTROL CIRCUIT
B+
INM2
22
NOISE RF2
23
FILTER
INM1
26
RF1
NOISE
27
FILTER
XRST
RESET SIGNAL
46
GENERATOR
CRST
47
VRECO
OVER WRITE L602
HEAD DRIVE
CIRCUIT
B+
L603
NOISE
FILTER
VB B+
36 36
SYSTEM
CONTROL
POWER CONTROL
IC901
VB
VC
VL
9
REGURATOR VL
11
D902
L2
SWITCHING
12
REGURATOR
L2
STEP-UP
VG
16
PRE DRIVER
MOTOR/COIL
&
RF2 DRIVER (IC551)
PWM
B+
VG
STEP-UP
19
DC/DC
LG
18
CONVERTER
SERIES
VC2
45
PASS
REGULATOR
VC
36
REGULATOR
VC
34
SWITCH
L903
VOUT
33
D901
L1
SWITCHING
32
REGULATOR L1
28
STEP-UP
PRE DRIVER
&
VB
50
DTC1
PWM
VRECO1 L1 1
10 11
SWITCHING L601
VRECO2 L1 2
REGULATOR
15 14
STEP-UP DOWN
VREC
DW BT
16 SWITCH
22
PRE DRIVER
DW TP
INM1
&
21
19
PWM
– +
VIO 8 VIF B+
VC2 26
RF1
CHARGE
20 VC 9 VC B+
CONTROL
Q602 (2/2)
RF2
49
INM2
BATTERY
48
CHARGER
INP2
47
&
POWER
REGULATOR
CHARGE
CONTROL RS
46 CONTROL
IC601 (2/2)
Q602 (1/2)
CHG SW
CHARGE
45
CONTROL
VB
CHGMON
43
CHARGE
51 BATM
MONITOR 44
GAIN
SYSTEM
54 DREG VIF
CONTROL 56
CHG
B+
55
(2/2)
50
DCIN
D605
VB
HEADPHONE AMP (IC302),
MOTOR/COIL DRIVER (IC551)
B+
L902
L905
D903
L901
DRY BATTERY
SIZE "AA"
IEC DESIGNATION
R6
1PC. 1.5V
B+ SWITCH
Q603
CHARGE (BATTERY CASE)
D603
RECHARGEABLE
BATTERY
(NICKEL-METAL)
NH-14WM
1.2V 1350mAh
TH601
LINE
FILTER
T601
GROUND
J601
LINE
DC IN 3V
SWITCHING
Q601 – +