DOWNLOAD Sony TA-FA777ES Service Manual ↓ Size: 3.18 MB | Pages: 25 in PDF or view online for FREE

Model
TA-FA777ES
Pages
25
Size
3.18 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ta-fa777es.pdf
Date
PREV: Sony HCD-ED2 (serv.man3) Service Manual

Sony TA-FA777ES Service Manual ▷ View online

9
9
TA-FA777ES
4-3.
SCHEMATIC  DIAGRAM  – INPUT (1/2) /MAIN-B (L) /MAIN-B (R) Boards –
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
(Page 13)
(Page 13)
(Page 11)
(Page 13)
(Page 13)
(Page 13)
(Page 11)
(Page 13)
(Page 11)
(Page 11)
(Page 13)
(Page 13)
(Page 11)
10
10
TA-FA777ES
(Page 12)
(Page 12)
4-4.
PRINTED  WIRING  BOARDS  – BALANCE/FUNCTION SW/SP TM/HP/TONE CONTROL/PRO.LED Boards –
•
 See page 7 for Circuit Boards Location.
• Semiconductor
Location
– BALANCE Board –
Ref. No.
Location
D201
D-2
D202
D-2
D251
C-2
D252
C-2
Q206
D-3
Q207
D-2
Q208
D-2
Q209
D-3
Q256
A-2
Q257
B-2
Q258
B-2
Q259
B-2
• Semiconductor
Location
– FUNCTION SW Board –
Ref. No.
Location
D914
B-3
D915
A-3
D916
A-3
D917
A-2
D918
A-2
D919
A-1
D920
B-1
• Semiconductor
Location
– SP TM Board –
Ref. No.
Location
D601
C-4
D602
B-1
D603
B-3
IC601
B-2
Q601
C-1
Q602
A-1
Q603
B-1
Q604
C-1
Q605
A-2
Q606
A-2
(Page 8)
(Page 12)
TO
SP TM
BOARD
(Page 8)
(Page 12)
(Page 8)
(Page 8)
(Page 8)
(Page 8)
TO
PRO.LED
BOARD
(Page 12)
(Page 12)
TO
HP BOARD
(Page 8)
(Page 12)
TO
TONE CONTROL
BOARD
TO
SP TM
BOARD
TO
SP TM
BOARD
11
11
TA-FA777ES
4-5.
SCHEMATIC  DIAGRAM  – BALANCE/FUNCTION SW/SP TM/INPUT (2/2) /HP/TONE CONTROL (2/2) /PRO.LED Boards –
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
• IC Block Diagram
IC601
µPC1237HA
1
2
3
4
5
6
7
8
OVER LOAD DET
F/F
OFFSET DET
LATCH/
AUTORESET
V
CC
 ON
MUTE
AC OFF
DET
OVER LOAD DET
OFFSET DET
AUTO RESET
AC OFF DET
GND
RELAY  DRIVE
VCC ON MUTE
VCC
(Page 9)
(Page 9)
(Page 13)
(Page 13)
(Page 13)
(Page 9)
(Page 9)
(Page 13)
(Page 9)
(Page 13)
12
12
TA-FA777ES
4-6.
PRINTED  WIRING  BOARDS  – MAIN-A/RV/REC OUT/PS PRE/PS/OUTLET Boards –
•
 See page 7 for Circuit Boards Location.
• Semiconductor
Location
– PS Board –
Ref. No.
Location
D701
C-3
D702
C-3
D703
C-2
D704
C-2
D705
B-2
D709
C-2
D710
C-2
D711
C-1
Q402
D-2
Q403
D-1
Q404
B-2
Q405
D-2
Q406
D-2
Q407
C-2
Q408
C-2
Q409
B-2
Q410
C-1
Q411
C-2
Q412
C-3
Q451
D-6
Q452
D-6
Q453
D-6
Q454
B-6
Q455
D-5
Q456
D-5
Q457
C-5
Q458
C-5
Q459
B-5
Q460
C-6
Q461
C-6
Q462
C-5
Ref. No.
Location
Ref. No.
Location
D401
B-3
D402
B-3
D403
B-3
D418
D-3
D419
D-3
D451
B-4
D452
B-4
D453
B-4
D468
D-5
D469
D-5
IC201
C-9
Q201
B-8
Q202
B-8
Q203
C-8
Q204
D-8
Q205
C-8
Q251
B-9
Q252
B-9
Q253
C-9
Q254
D-9
Q255
C-9
Q401
D-2
• Semiconductor Location
– MAIN-A Board –
• Semiconductor Location
– PS PRE Board –
Ref. No.
Location
D801
A-2
D802
A-2
D851
A-2
D852
A-2
Q806
B-1
Ref. No.
Location
Q807
B-2
Q808
B-2
Q856
B-3
Q857
B-3
Q858
B-2
(Page 8)
(Page 8)
TO
PS PRE
BOARD
TO
PS
BOARD
TO
RV BOARD
(Page 10)
(Page 10)
(Page 8)
TO
MAIN-A BOARD
TO
PS PRE
BOARD
(Page 8)
(Page 8)
TO
MAIN-A BOARD
TO
MAIN-A
BOARD
TO
PS BOARD
(Page 10)
(Page 10)
(Page 10)
(Page 10)
TO
MAIN-A
BOARD
(Page 8)
(Page 8)
(Page 10)
TO
OUTLET
BOARD
TO
PS PRE BOARD
TO
PS BOARD
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