Printed Wiring Boards - Main Section (Side A) - Sony Walkman D-E777 Service Manual

D-E777/EJ721/EJ725
Semiconductor
z
Location
Ref. No. Location
D312 D-8
D401 A-4
D402 B-7
D403 E-6
D405 D-6
D406 D-7
D411 C-7
D601 F-4
D804 C-6
IC404 A-5
IC405 A-7
IC601 F-3
IC801 B-6
Q301 G-4
Q400 D-7
Q405 F-6
Q406 F-6
Q407 G-5
Q408 D-6
Q409 E-6
Q414 C-7
Q601 C-8
VDR111 E-8
VDR211 E-8
Note:
• X : parts extracted from the component side.
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B) pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A) parts face are indicated.
• Abbreviation
CND : Canadian AUS :Australian
FR : French HK :Hong Kong
G : German JEW :Tourist
CH : Chinese EE :East European
KR : Korean
E13 : AC220-230V area model
E33 : AC100-240V area model
5-3. PRINTED WIRING BOARDS – MAIN BOARD (SIDE A) –
1 2
A
B
C
D
G PROTECTION
t ON
OFF
E
US MODEL
EXCEPT
US MODEL
61
60
F
65
US MODEL
70
75
S803
80
HOLD
85
OFF
90
r
ON 91
G
(OPEN/CLOSE)
H
3 4
MAIN BOARD (SIDE A)
(SWITCH UNIT)
LIQUID CRYSTAL DISPLAY
[LCD UNIT]
OPTICAL PICK-UP
M
BLOCK
DAX-23E
M901
SPINDLE MOTOR
M
M902
SLED MOTOR
55 50 40 35 31 30
45
25
20
15
10
100 120
95
105 110 115
S801
12 12
5 6 7
DRY BATTERY RECHAGEABLE
SIZE "AA" BATTERY
(IEC DESIGNATION LR6) NC-WMAA/NH-WM2AA
2PCS, 3V 2.4V
60
61
70
55 50
45
41
40
35
10
25 30
15
20
21
EXCEPT
FR MODEL
1-679-326-
11
(11)
8 9
J401
DC IN 4.5V
EXCEPT
US MODEL