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Model
STR-DN840
Pages
100
Size
6.81 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
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str-dn840.pdf
Date

Sony STR-DN840 Service Manual ▷ View online

73
STR-DN840
SECTION  6
EXPLODED  VIEWS
Note:
•  -XX and -X mean standardized parts, so 
they may have some difference from the 
original one.
•  Items marked “*” are not stocked since 
they are seldom required for routine ser-
vice. Some delay should be anticipated 
when ordering these items.
•  The mechanical parts with no reference 
number in the exploded views are not sup-
plied.
•  Color Indication of Appearance Parts Ex-
ample:
  KNOB, BALANCE (WHITE) . . . (RED)
   
 
 
   
 
Parts Color  Cabinet’s Color
• Abbreviation
 AUS : 
Australian 
model
  CND  : Canadian model
  MX 
: Mexican model
 TW  : 
Taiwan 
model
6-1.  CASE (ENTRY)  SECTION
The components identifi ed  by  mark  0 
or dotted line with mark 0 are critical for 
safety.
Replace only with part number specifi ed.
Les composants identifi és par une marque 
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce por-
tant le numéro spécifi é.
The components identifi ed by mark 9 con-
tain confi dential information.
Strictly follow the instructions whenever the 
components are repaired and/or replaced.
Les composants identifi és par la marque  
9 contiennent des informations confi den-
tielles.
Suivre scrupuleusement les instructions 
chaque fois qu’un composant est remplacé 
et / ou réparé.
  1 
4-448-295-01  SCREW B-TYPE 4X8
 2 
4-442-873-12 CASE 
(ENTRY)
  3 
A-1846-561-A  TUNER1AMPR ASSY (AEP, UK, TW, AUS)
  3 
A-1846-564-A  TUNER1AMF ASSY (MX, US, CND)
  4 
1-828-307-61  WIRE (FLAT TYPE) (9 CORE)
  #1 
7-685-646-71  SCREW +BVTP 3X8 TYPE2 IT-3
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
Note: If wire (fl at type) is replaced, install it after bending 
it in the same form as that before replacement.
front panel section
DIGITAL BOARD section
A
1
2
3
1
#1
A
not
supplied
not supplied
(TUNER1 board)
not
supplied
4
#1
#1
#1
#1
not supplied
(TW, US, CND)
(TW, US, CND)
(TW, US, CND)
Ver. 1.1
74
STR-DN840
6-2. DIGITAL 
BOARD
Note: If wire (fl at type) is replaced, install it after bending 
it in the same form as that before replacement.
 51
 
1-828-390-61  WIRE (FLAT TYPE) (25 CORE)
  52 
A-1924-719-A  NETWORK MODULE (for SERVICE)
9  53 
A-1906-462-A  DIGITAL BOARD, COMPLETE (for SERVICE)
 
#1
 
7-685-646-71  SCREW +BVTP 3X8 TYPE2 IT-3
  #2 
7-682-546-09  SCREW +B 3X5
  Ref. No. 
Part No. 
Description 
Remark
Ver. 1.1
B
C
D
E
F
F
C
D
B
(MX, TW, US, CND)
(AEP, UK, AUS)
(AEP, UK, AUS)
(MX, TW,
US, CND)
not supplied
not supplied
not supplied
not supplied
back panel section 
#1
#1
#2
#1
#1
#1
#1
#1
#1
53
52
51
51
E
75
STR-DN840
6-3.  FRONT  PANEL  SECTION
Note: If wire (fl at type) is replaced, install it after bending 
it in the same form as that before replacement.
  101 
X-2586-084-2  FRONT PANEL ASSY (US, CND)
  101 
X-2586-086-2  FRONT PANEL ASSY (AEP, UK, MX, AUS)
  101 
X-2586-534-2  FRONT PANEL ASSY (TW)
 102 
4-442-859-01 KNOB, 
MENU
 103 
4-442-860-01 KNOB, 
VOLUME
 104 
3-087-053-01 +BVTP2.6 
(3CR)
  105 
A-1938-509-A  POWER KEY BOARD, COMPLETE
  106 
A-1945-322-A  FRONT JACK PWB BOARD, COMPLETE
  107 
A-1906-378-A  DISPLAY BOARD, COMPLETE
  108 
1-828-392-61  WIRE (FLAT TYPE) (25 CORE)
  109 
1-490-558-31  BLUETOOTH MODULE (TW, US, CND)
  110 
1-828-721-61  WIRE (FLAT TYPE) (14 CORE) (TW, US, CND)
  ND100 
1-811-724-11 
VACUUM FLOURESCENT DISPLAY
  S120 
1-418-817-21  ENCODER, ROTARY (INPUT SELECTOR)
  S121 
1-418-725-41  ENCODER, ROTARY (12 TYPE)
(MASTER VOLUME)
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
108
101
104
105
106
107
104
104
104
103
102
not supplied
(HEADPHONE board)
not supplied
(HP SUPPORT board)
supplied with
S121
not
supplied
S121
S120
supplied with
S120
ND100
110
109
104
104
not supplied
not supplied
not supplied
(TW, US, CND)
Ver. 1.3
76
STR-DN840
not supplied
not supplied
not supplied
chassis section
155
158
157
#1
#1
#1
#1
#1
#3
#1
#1
#1
154
156
152
152
153
F901
(AEP, UK, AUS, TW)
not supplied
151
 
(AEP, UK, MX, AUS)
#1 (TW, US, CND)
not supplied
not supplied
not supplied
(AEP, UK, AUS)
(AEP, UK, AUS)
not supplied
(GND BRACKET board)
(AEP, UK, AUS)
(MX, TW, US, CND)
H
G
H
H
I
I
G
(AEP, UK, AUS)
6-4.  BACK  PANEL  SECTION
  151 
3-704-515-51  SCREW (BV/RING) (AEP, UK, MX, AUS)
  152 
1-500-082-11  CLAMP, SLEEVE FERRITE (AEP, UK, AUS)
  153 
A-1909-682-A  DCDC BOARD, COMPLETE
 
154 
A-1906-413-A  STANDBY BOARD, COMPLETE (AEP, UK, AUS)
  154 
A-1922-150-A  STANDBY BOARD, COMPLETE
(MX, TW, US, CND)
 155 
1-754-859-11 ANTENNA 
(2.4GHZ)
  156 
1-500-386-11  FILTER, CLAMP (FERRITE CORE)
(AEP, UK, AUS, TW)
0 157 
4-966-267-12  BUSHING (FBS001), CORD
0 158 
1-777-071-83  CORD, POWER (AEP)
0 158 
1-833-566-21  POWER-SUPPLY CORD (AUS)
0 158 
1-837-308-11  CORD, POWER-SUPPLY (US, CND)
0 158 
1-837-344-11  CORD, POWER-SUPPLY (MX)
0 158 
1-837-345-11  CORD, POWER-SUPPLY (TW)
0 158 
1-839-999-21  POWER-SUPPLY CORD (UK)
0
 
F901 
1-532-465-33  FUSE (T3.15AL/250V) (AEP, UK, AUS)
0
 
F901 
1-532-506-33  FUSE (T6.3AL/250V) (MX, TW)
0
 
F901 
1-533-311-12  FUSE, GLASS (DIA.5) (8A/125V) (US, CND)
 
#1
 
7-685-646-71  SCREW +BVTP 3X8 TYPE2 IT-3
  #3 
7-685-881-09  SCREW +BVTT 4X8 (S)
  Ref. No. 
Part No. 
Description 
Remark
  Ref. No. 
Part No. 
Description 
Remark
Ver. 1.1
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