ST-SE570 — Sony Audio Service Manual (repair manual)

Model
ST-SE570
Pages
22
Size
1.29 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
st-se570.pdf
Date

View Sony ST-SE570 Service Manual online

SERVICE MANUAL
FM STEREO FM-AM TUNER
AEP Model
UK Model
SPECIFICATIONS
ST-SE570
Ver 1.0  2001.04
9-873-834-11
Sony Corporation
2001D0500-1
Home Audio Company
C
 2001.4
Shinagawa Tec Service Manual Production Group
FM tuner section
Frequency range
87.5 - 108.0 MHz
(50 kHz step)
Aerial terminals
75 
, unbalanced
IEC-male
Intermediate frequency
10.7 MHz
Sensitivity
at 26 dB quieting (mono)
10.3 dBf, 0.9 
µ
V/75 
at 46 dB quieting (stereo)
38.5 dBf, 23 
µ
V/75 
Usable sensitivity (IHF)
10.3 dBf, 0.9 
µ
V/75
S/N
at 40 kHz deviation
74 dB (mono), 69 dB
(stereo)
Harmonic distortion
0.09% (mono),
0.18% (stereo)
Frequency response
30 Hz - 15 kHz
(+0.5/–1.0 dB)
Separation
45 dB at 1 kHz
Selectivity
at 400 kHz
85 dB
at 300 kHz
70 dB
Output
at 40 kHz deviation
600 mV
AM tuner section
Frequency range
MW:
522 - 1,611 kHz
(9 kHz step)
LW:
144 - 288 kHz
(1 kHz step)
Intermediate frequency
450 kHz
Usable Sensitivity
(with AM loop aerial)
MW:
200 
µ
V/m
LW:
700 
µ
V/m
Signal-to-noise ratio
MW:
54 dB
(50 mV/m, 999 kHz)
LW:
50 dB
(50 mV/m, 216 kHz)
Harmonic distortion
0.3% (50 mV/m,
400 Hz)
Selectivity
50 dB
General
Power requirements
230 V AC, 50/60 Hz
Power consumption
10 W
Dimensions
430 x 83 x 290 mm
(w/h/d)
Weight
2.5 kg
Supplied accessories
Audio cord (1)
AM loop antenna (1)
FM wire antenna (1)
EON connecting cord (1)
Design and specifications are subject to change
without notice.
2
ST-SE570
TABLE  OF  CONTENTS
1.
GENERAL
...................................................................
3
2.
DISASSEMBLY
2-1. Disassembly Flow ...........................................................
4
2-2. Case (407026) .................................................................
4
2-3. MAIN Board ...................................................................
5
3.
TEST  MODE
..............................................................
6
4.
ELECTRICAL  ADJUSTMENTS
.........................
8
5.
DIAGRAMS
5-1. Note for Printed Wiring Boards and
Schematic Diagrams .......................................................
9
5-2. Printed Wiring Boards – MAIN Section – ..................... 10
5-3. Schematic Diagram – MAIN Section – .......................... 11
5-4. Printed Wiring Boards – DISPLAY Section – ............... 12
5-5. Schematic Diagram – DISPLAY Section – .................... 13
5-6. IC Pin Function Description ........................................... 14
6.
EXPLODED  VIEWS
6-1. Case Section .................................................................... 16
6-2. Front Panel Section ......................................................... 17
6-3. Chassis Section ............................................................... 18
7.
ELECTRICAL  PARTS  LIST
............................... 19
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK  
0
  OR  DOTTED
LINE  WITH  MARK  
0
  ON  THE  SCHEMATIC  DIAGRAMS
AND  IN  THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE
OPERATION.  REPLACE  THESE  COMPONENTS  WITH
SONY  PARTS  WHOSE  PART  NUMBERS  APPEAR  AS
SHOWN  IN  THIS  MANUAL  OR  IN  SUPPLEMENTS  PUB-
LISHED  BY  SONY.
3
ST-SE570
SECTION  1
GENERAL
This section is extracted from
instruction manual.
LOCATION  OF  CONTROLS
– Front Panel –
AUTO BETICAL SELECT qk (7, 12)
BAND qg (9, 10, 12)
CHARACTER 7 (11)
DIRECT qs (9)
DISPLAY  5 (10, 11, 13)
ENTER qa (9, 11, 12, 14)
EON NEWS/INFO 3 (13, 14)
EON TA  2 (13, 14)
FM MODE qh (9, 10)
MEMORY 4 (8, 11)
MENU 0 (9, 11, 14)
Numeric buttons qf (7–9)
POWER 1 (7, 8, 12)
PTY qj (14, 15)
RETURN 9 (9)
SHIFT qd (8, 11)
TUNE MODE 8 (8, 10)
TUNING/SELECT 6 (7–12, 14)
1
2
3
4
5
6
7
8
9
0
1
2 3 4 5
7 8
6
9
0
qa
qs
qd
qf
qg
qh
qj
qk
1
FM ANTENNA terminal
2
AM ANTENNA terminals
3
LINE OUT jack
4
EON CONTROL OUT terminal
– Rear Panel –
ANTENNA
LINE  OUT
EON CONTROL
FM
U
75
  COAXIAL
R
L
OUT
AM
2
1
3
4
ST-SE570
4
• This set can be disassembled in the order shown below.
2-1.
DISASSEMBLY  FLOW
SECTION  2
DISASSEMBLY
Note:
 Follow the disassembly procedure in the numerical order given.
2-2.
CASE (407026)
2-2. CASE (407026)
(Page 4)
2-3. MAIN BOARD
(Page 5)
SET
1
two screws 
(case 3 TP2)
2
two screws 
(case 3 TP2)
3
screw 
(case 3 TP2)
4
case (407026)
ST-SE570
5
2-3.
MAIN  BOARD
4
MAIN board
2
connector (CNP701)
2
connector (CNP702)
2
connector (CNP952)
1
wire (flat type) (15 core)
(CN101)
3
two screws 
(BV/RING)

Download Sony ST-SE570 Service Manual (Repair Manual)

Here you can view online or download Sony ST-SE570 Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sony ST-SE570 Audio. Information contained in Sony ST-SE570 service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).