Read Sony ICD-U50 / ICD-U60 / ICD-U70 (serv.man2) Service Manual online
7
7
ICD-U50/U60/U70
ICD-U50/U60/U70
SCHEMATIC DIAGRAM – MAIN BOARD, USB BOARD –
no mark : PLAY
( ) : REC
( ) : REC
*
: Impossible to measure
*
*
*
*
*
*
*
*
*
*
2.8
2.7
2.7
2.7
2.7
0
2.8
2.7
2.7
2.8
0
0
0
0
0
0
2.7
2.7
2.7
2.7
2.6
0
0
0
0
2.1
1.7
0.5
0.6
0
(1.2)
2.7
2.1
2.8
2.8
2.7
0
(0)
(2.7)
2.8
0
(2.7)
*
* * * *
*
*
*
*
*
*
*
*
*
*
*
*
*
0
2.8
1.5
1.2
2.8
0
1.5
1.5
0
0
0
0
0
0
0
2.6
0
2.7
0
0
0
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
0
0
2.7
2.7
2.8
0
2.8
1.5
2.1
1.5
1.5
0
2.8
1.5
1.5
1.5
1.5
2.8
0.5
1.5
2
*
0
2.6
2.8
0
2.6
2.1
IC702
K9F2G08UOA-PCBOT (U50)
K9F4G08UOA-PCBOT (U60)
K9K8G08UOA-PCBOT (U70)
K9F4G08UOA-PCBOT (U60)
K9K8G08UOA-PCBOT (U70)
MAX1797EUA+TG069
LIQUID
CRYSTAL
DISPLAY
DRY BATTERY
SIZE "AAA"
(IEC DESIGNATION LR03)
1PCS, 1.5V
TOTAL CURRENT
PLAY : 86mA
REC : 91mA
PLAY FF : 145mA
PLAY FR : 143mA
STOP : 1.3mA
A
JACK
BOARD
CN704
SUPPLEMENT-1
: Page 5
.
u
>
VOL +
VOL –
REC/PAUSE
STOP
A-B
MENU
MAIN BOARD
USB BOARD
REAL TIME CLOCK
SYSTEM CONTROLLER
IC701
DC DC
CONVERTER
CONSUMPTION
VOLTAGE DETECTOR
VOLTAGE
CONTROLLER
IC504
R513
Q501
Q501
C513
C502 C503
L501
R516
1k
IC501
C501
LD501
LD502
IC505
R510
R511
REG
IC502
BOOST CONVERTER
NAND FLASH
MEMORY
IC503
IC701
IC702
REG
IC502
IC504
IC501
IC505
IC703
DCDCEN
BATT
BATT
-TE85R
-TE85R
LED
MODULE
S701
S702
C715
R754
0
R740
7.4k
R739
C710
R732
R731
R733
D705
D704
D703
RB702
R722
R748
R747
R746
R745
C716
C709
R756
R757
C717
R751
R760
R720
R717
R759
C708
R714
R758
R713
R712
R753
C712
C711
C713
CN701
8P
RB701
7.4k
S703
S704
S705
CN703
24P
IC703
R736
R738
R742
R744
R743
R110
C109
C111
C112
C113
C701
C702
C703
C707
R706
C704
C706
R761
X701
C114
IC503
D504
R705
D709
FB702
LD703
LD706
LD707
LD701
LD702
D708
D501
D502
R703
R505
C705
C506
C507
R702
R701
R704
C512
C511
C509
C505
R501
R502
R504
R503
C515
0.001
C504
C510
R512
C508
R507
R506
L502
Ver. 1.4
Click on the first or last page to see other ICD-U50 / ICD-U60 / ICD-U70 (serv.man2) service manuals if exist.