Read Sony STR-K670P Service Manual online
4
STR-K670P
SERVICING NOTE
1.
GENERAL
...................................................................
5
2.
TEST MODE
............................................................... 10
3.
DIAGRAMS
3-1.
Block Diagram — MAIN Section — .............................. 12
3-2.
Block Diagram — DISPLAY/POWER Section — ........ 13
3-3.
Printed Wiring Board
— DIGITAL Board (Side A) — ...................................... 14
— DIGITAL Board (Side A) — ...................................... 14
3-4.
Printed Wiring Board
— DIGITAL Board (Side B) — ...................................... 15
— DIGITAL Board (Side B) — ...................................... 15
3-5.
Schematic Diagram — DIGITAL Board (1/4) — .......... 16
3-6.
Schematic Diagram — DIGITAL Board (2/4) — .......... 17
3-7.
Schematic Diagram — DIGITAL Board (3/4) — .......... 18
3-8.
Schematic Diagram — DIGITAL Board (4/4) — .......... 19
3-9.
Printed Wiring Board — MAIN Section — ................... 20
3-10. Schematic Diagram — MAIN Section (1/3) — ............. 21
3-11. Schematic Diagram — MAIN Section (2/3) — ............. 22
3-12. Schematic Diagram — MAIN Section (3/3) — ............. 23
3-13. Printed Wiring Board — STANDBY Section — ........... 24
3-14. Printed Wiring Board — DISPLAY Section — ............. 25
3-15. Schematic Diagram — DISPLAY Section — ................ 26
3-11. Schematic Diagram — MAIN Section (2/3) — ............. 22
3-12. Schematic Diagram — MAIN Section (3/3) — ............. 23
3-13. Printed Wiring Board — STANDBY Section — ........... 24
3-14. Printed Wiring Board — DISPLAY Section — ............. 25
3-15. Schematic Diagram — DISPLAY Section — ................ 26
4.
EXPLODED VIEWS
4-1.
Front Panel Section ......................................................... 34
4-2.
Chassis Section-1 ............................................................ 35
4-3.
Chassis Section-2 ............................................................ 36
5.
ELECTRICAL PARTS LIST
.................................. 37
Parts No.
MODEL IDENTIFICATION
– BACK PANEL –
– BACK PANEL –
• Abbreviation
AR
: Argentina mdell
AUS
: Australian model
CND
: Canadian model
E51
: Chilean and Peruvian models
MX
: Mexican model
RU
: Russian model
SP
: Singapore model
SP6
: Singapore and Malaysia models
Model
Part No.
US model
2-342-334-0
[]
CND model
2-342-334-1
[]
AUS model
2-342-334-2
[]
SP, SP6 models
2-342-334-3
[]
MX model
2-342-334-4
[]
E51 model
2-342-334-5
[]
AEP, UK and RU models
2-342-334-8
[]
AR model
2-348-134-1
[]
Note on replacement POWER AMPLIFIER IC
There are two kinds of sets by POWER AMPLIFIER IC (IC501,
IC601, IC701: on MAIN board) used with this model.
IC601, IC701: on MAIN board) used with this model.
Type1 : 6-700-943-01
IC uPC2581V-S
Type2 : 6-600-450-01
IC STK350-530-E
Ref. No.
Type1 : uPC2581V-S
Type2 : STK350-530-E
Wiring Board
Location
C503
1-128-813-11
CERAMIC 220PF 5% 50V
1-128-809-11
CERAMIC 100PF 5% 50V
C-4
C553
1-128-813-11
CERAMIC 220PF 5% 50V
1-128-809-11
CERAMIC 100PF 5% 50V
C-4
C603
1-128-813-11
CERAMIC 220PF 5% 50V
1-128-809-11
CERAMIC 100PF 5% 50V
C-5
C653
1-128-813-11
CERAMIC 220PF 5% 50V
1-128-809-11
CERAMIC 100PF 5% 50V
C-5
C703
1-128-813-11
CERAMIC 220PF 5% 50V
1-128-809-11
CERAMIC 100PF 5% 50V
D-3
C753
1-128-813-11
CERAMIC 220PF 5% 50V
1-128-809-11
CERAMIC 100PF 5% 50V
D-3
IC501
6-700-943-01
IC UPC2581V-S
6-600-450-01
IC STK350-530-E
C-4
IC601
6-700-943-01
IC UPC2581V-S
6-600-450-01
IC STK350-530-E
C-5
IC701
6-700-943-01
IC UPC2581V-S
6-600-450-01
IC STK350-530-E
D-2
R500
1-247-863-91
CARBON 22K 5% 1/4W
1-247-871-91
CARBON 47K 5% 1/4W
C-5
R600
1-247-863-91
CARBON 22K 5% 1/4W
1-247-871-91
CARBON 47K 5% 1/4W
C-6
R700
1-247-863-91
CARBON 22K 5% 1/4W
1-247-871-91
CARBON 47K 5% 1/4W
D-3
JUMPER (EXCEP E51, MX)
1-216-453-00
METAL OXIDE 270 5% 2W (EXCEP E51, MX)
R858
1-216-452-11
RES, METAL OXIDE FILM 180 (E51)
1-215-889-00
METAL OXIDE 330 5% 2W (E51)
D-7
JUMPER (MX)
1-215-888-00
METAL OXIDE 220 5% 2W (MX)
1-215-889-00
METAL OXIDE 330 5% 2W (EXCEP E51, MX)
R859
1-215-888-00
METAL OXIDE 220 5% 2W (E51)
1-215-888-00
METAL OXIDE 220 5% 2W
D-6
1-216-453-00
METAL OXIDE 270 5% 2W (MX)
As for the set of type1 and type2, the parts on the Main board in the
table below are different.
When repairing, please confirm the type name printed on IC at the
beggining and use the parts corresponded to the table below.
table below are different.
When repairing, please confirm the type name printed on IC at the
beggining and use the parts corresponded to the table below.
Ver. 1.3
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