Read Sony ZS-RS70BT / ZS-RS70BTB Service Manual online
SERVICE MANUAL
Sony Video & Sound Products Inc.
Published by Sony Techno Create Corporation
SPECIFICATIONS
9-893-795-05
2015K33-1
©
2015.11
AEP Model
UK Model
ZS-RS70BTB
E Model
East European Model
Russian Model
ZS-RS70BT
Ver. 1.4 2015.11
ZS-RS70BT/RS70BTB
PERSONAL AUDIO SYSTEM
Photo: ZS-RS70BT
CD player section
System
Compact disc digital audio system
Laser diode properties
Emission duration: Continuous
Laser output: Less than 44.6 μW
(This output is the value measurement at a
distance of 200 mm from the objective lens
surface on the optical pick-up block with 7 mm
aperture.)
Laser output: Less than 44.6 μW
(This output is the value measurement at a
distance of 200 mm from the objective lens
surface on the optical pick-up block with 7 mm
aperture.)
Number of channels
2
Frequency response
20 Hz 20,000 Hz +1/–2 dB
Wow and flutter
Below measurable limit
Bluetooth section
Communication System
Bluetooth Specification Version 3.0
Output
Bluetooth Specification Power Class 2
Maximum communication range
Line of sight approx. 10 m*
1
Frequency band
2.4 GHz band (2.4000 GHz
2.4835 GHz)
Modulation method
FHSS
Supported Bluetooth Profiles*
2
A2DP (Advanced Audio Distribution Profile)
AVRCP*
AVRCP*
3
(Audio/Video Remote Control Profile)
Supported codec*
4
SBC (Subband Codec)
*
1
The actual range will vary depending on factors
such as obstacles between devices, magnetic
fields around a microwave oven, static
electricity, reception sensitivity, aerial
performance, operating system, application
software, etc.
fields around a microwave oven, static
electricity, reception sensitivity, aerial
performance, operating system, application
software, etc.
*
2
Blue tooth standard profiles provide the
specifications for Bluetooth communication
between devices.
between devices.
*
3
Some oper ations may not be available
depending on the device.
*
4
Codec: Audio signal compression and
conversion format
Radio section (RS70BTB)
Frequency range
DAB (Band-III): 174.928 MHz 239.200 MHz
FM: 87.5 MHz
FM: 87.5 MHz
108 MHz (50 kHz step)
Intermediate frequency
DAB (Band-III): 2.048 MHz
FM: 2.198 MHz
FM: 2.198 MHz
DAB (Band-III) frequency table (MHz)
Channel
Frequency
Channel
Frequency
5A
174.928
10N
210.096
5B
176.640
10B
211.648
178.352
5C
10C
213.360
5D
180.064
10D
215.072
181.936
6A
11A
216.928
183.648
6B
217.088
11N
185.360
6C
11B
218.640
6D
220.352
11C
187.072
7A
188.928
11D
222.064
7B
190.640
12A
223.936
7C
192.352
12N
224.096
7D
194.064
12B
225.648
8A
195.936
12C
227.360
8B
197.648
12D
229.072
8C
199.360
230.784
13A
201.072
13B
8D
232.496
202.928
9A
234.208
13C
204.640
9B
13D
235.776
206.352
9C
237.488
13E
208.064
9D
13F
239.200
10A
209.936
Antenna
Telescopic antenna
Input
AUDIO IN
Stereo mini jack
(USB) port
Type A, maximum current 500 mA, USB 2.0 Full
Speed compatible
Speed compatible
Output
(headphones) stereo mini jack
For 16 32 impedance headphones
Supported audio formats
Supported bit rates
MP3 (MPEG 1 Audio Layer-3):
32 kbps
32 kbps
320 kbps, VBR
WMA:
48 kbps
48 kbps
192 kbps, VBR
Sampling frequencies
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48 kHz
WMA:
32/44.1/48 kHz
32/44.1/48 kHz
WMA:
32/44.1/48 kHz
General (RS70BTB)
Speaker
Full range, 8 cm dia., 3.2 , cone type (2)
Power output
2.3 W + 2.3 W (at 3.2 , 10% harmonic
distortion)
distortion)
Power requirements
230 V AC, 50 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
Power consumption
AC 16 W
Battery Life*
1,
*
2
Playback of CD
Approx. 7.5 hours
Playback of USB device
Approx. 7 hours (at 100 mA load)
Approx. 3.5 hours (at 500 mA load)
Approx. 3.5 hours (at 500 mA load)
DAB reception
Approx. 9 hours
FM reception
Approx. 9 hours
Bluetooth
Approx. 10 hours
*
1
Measur ed by Sony standards. The actual
battery life may vary depending on the
circumstances of the unit or operating
conditions.
circumstances of the unit or operating
conditions.
*
2
When using Sony alkaline batteries
Dimensions
Approx. 380 mm × 158 mm × 235 mm (W/H/D)
(incl. projecting parts)
(incl. projecting parts)
Mass
Approx. 3.3 kg (incl. batteries)
Supplied accessories
AC power cord (1)
Protecting sheet (1)
Protecting sheet (1)
Design and specifications are subject to change
without notice.
without notice.
Radio section (RS70BT)
Uruguay, Paraguay, Peru, Chile and Bolivia
models
models
FM: 87.5 MHz
108 MHz (100 kHz step)
87.5 MHz
108 MHz (50 kHz step)
AM: 530 kHz
1,610 kHz (10 kHz step)
531 kHz 1,602 kHz (9 kHz step)
Latin American models except for Uruguay,
Paraguay, Peru, Chile, Bolivia and Brazil models
Paraguay, Peru, Chile, Bolivia and Brazil models
FM: 87.5 MHz
108 MHz (100 kHz step)
AM: 530 kHz
1,710 kHz (10 kHz step)
Intermediate frequency
FM: 128 kHz
AM: 45 kHz
AM: 45 kHz
Antennas
FM: Telescopic antenna
AM: Built-in ferrite bar antenna
AM: Built-in ferrite bar antenna
General (RS70BT)
Speaker
Full range, 8 cm dia., 3.2 , cone type (2)
Power output
2.3 W + 2.3 W (at 3.2 , 10% harmonic
distortion)
distortion)
Power requirements
230 V AC, 50 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
Latin American models except for Uruguay,
Paraguay, Peru, Chile, Bolivia and Brazil models
Paraguay, Peru, Chile, Bolivia and Brazil models
120 V AC, 60 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
Power consumption
AC 16 W
Battery Life*
1,
*
2
Playback of CD
Approx. 7.5 hours
Playback of USB device
Approx. 7 hours (at 100 mA load)
Approx. 3.5 hours (at 500 mA load)
Approx. 3.5 hours (at 500 mA load)
FM reception
Approx. 19 hours
Bluetooth
Approx. 10 hours
*
1
Measur ed by Sony standards. The actual
battery life may vary depending on the
circumstances of the unit or operating
conditions.
circumstances of the unit or operating
conditions.
*
2
When using Sony alkaline batteries
Dimensions
Approx. 380 mm × 158 mm × 235 mm (W/H/D)
(incl. projecting parts)
(incl. projecting parts)
Mass
Approx. 3.3 kg (incl. batteries)
Frequency range
European, Taiwan, UAE and Thai models
FM: 87.5 MHz 108 MHz (50 kHz step)
AM: 531 kHz 1,602 kHz (9 kHz step)
AM: 531 kHz 1,602 kHz (9 kHz step)
Other models
FM: 87.5 MHz 108 MHz (50 kHz step)
87.5 MHz 108 MHz (100 kHz step)
AM: 531 kHz 1,602 kHz (9 kHz step)
530 kHz 1,610 kHz (10 kHz step)
European, Uruguay, Paraguay, Peru, Chile and
Bolivia models
Bolivia models
Brazil model
120 V 127 V AC/220 V 230 V AC,
50/60 Hz, adjustable with voltage selector
(AC power supply)
9 V DC (6 R14 (size C) batteries)
50/60 Hz, adjustable with voltage selector
(AC power supply)
9 V DC (6 R14 (size C) batteries)
Other models
220 V 240 V AC, 50 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
UAE model
240 V AC, 50 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
Thai model
220 V AC, 50 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
Products should be stored in the carton in the
dark, dry, clean well ventilated premises isolated
from places of storage of acids and alkalis.
dark, dry, clean well ventilated premises isolated
from places of storage of acids and alkalis.
Storage temperature: –20 °C to + 55 °C.
Storage humidity: 70% and less.
Operating temperature: 5 °C to 35 °C.
Operating humidity: 70% and less.
Storage humidity: 70% and less.
Operating temperature: 5 °C to 35 °C.
Operating humidity: 70% and less.
Russian model
Taiwan model
120 V AC, 60 Hz (AC power supply)
9 V DC (6 R14 (size C) batteries)
9 V DC (6 R14 (size C) batteries)
Model Name Using Similar Optical Pick-up Block
NEW
Optical Pick-up Block Name
EM101RNSZS or EM101VBZS
ZS-RS70BT/RS70BTB
2
NOTES ON CHIP COMPONENT REPLACEMENT
•
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
aged by heat.
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
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
ZS-RS70BT/RS70BTB
3
1.
SERVICING NOTES
.............................................
4
2. DISASSEMBLY
2-1. Disassembly
Flow
........................................................... 6
2-2. Cabinet (Upper) Block .................................................... 7
2-3. Cabinet (Front) Block-1 .................................................. 8
2-4. Cabinet (Front) Block-2 .................................................. 9
2-5. Spring
2-3. Cabinet (Front) Block-1 .................................................. 8
2-4. Cabinet (Front) Block-2 .................................................. 9
2-5. Spring
(CD)
..................................................................... 10
2-6. CD
Block
Assy
................................................................ 11
2-7. CD
Board
........................................................................ 11
2-8. Optical Pick-up Block (OP1) .......................................... 12
2-9. RC-S711 (NFC Module) ................................................. 12
2-10. JACK Board .................................................................... 13
2-11. Bluetooth Module (BT1) ................................................ 14
2-12. Loudspeaker (7.7 cm) (L/R-ch) (SP101, SP201) ............ 15
2-13. TUNER Board (RS70BT)/DAB Board (RS70BTB) ...... 16
2-14. MAIN Board ................................................................... 17
2-15. Fuse (F982), POWER Board Block ................................ 18
2-16. POWER Board, Fuse (F981, F983) ................................ 19
2-17. Power Transformer (T981),
2-9. RC-S711 (NFC Module) ................................................. 12
2-10. JACK Board .................................................................... 13
2-11. Bluetooth Module (BT1) ................................................ 14
2-12. Loudspeaker (7.7 cm) (L/R-ch) (SP101, SP201) ............ 15
2-13. TUNER Board (RS70BT)/DAB Board (RS70BTB) ...... 16
2-14. MAIN Board ................................................................... 17
2-15. Fuse (F982), POWER Board Block ................................ 18
2-16. POWER Board, Fuse (F981, F983) ................................ 19
2-17. Power Transformer (T981),
VOLTAGE SELECT Board ............................................ 19
3.
TEST MODE
............................................................ 20
4.
ELECTRICAL CHECKS
...................................... 25
5. DIAGRAMS
5-1. Block Diagram - CD/USB Section - ............................... 26
5-2. Block Diagram - MAIN Section - ................................... 27
5-3. Block
5-2. Block Diagram - MAIN Section - ................................... 27
5-3. Block
Diagram
- PANEL/POWER SUPPLY Section - ............................ 28
5-4. Printed Wiring Board - CD Board - ................................ 30
5-5. Schematic Diagram - CD Board - ................................... 31
5-6. Printed Wiring Board - TUNER Board (RS70BT) - ....... 32
5-7. Schematic Diagram - TUNER Board (RS70BT) - ......... 33
5-8. Printed Wiring Board - DAB Board (RS70BTB) - ......... 34
5-9. Schematic Diagram - DAB Board (RS70BTB) - ............ 35
5-5. Schematic Diagram - CD Board - ................................... 31
5-6. Printed Wiring Board - TUNER Board (RS70BT) - ....... 32
5-7. Schematic Diagram - TUNER Board (RS70BT) - ......... 33
5-8. Printed Wiring Board - DAB Board (RS70BTB) - ......... 34
5-9. Schematic Diagram - DAB Board (RS70BTB) - ............ 35
TABLE OF CONTENTS
5-10. Printed Wiring Boards - MAIN Section (RS70BT) - ..... 36
5-11. Schematic Diagram
5-11. Schematic Diagram
- MAIN Section (1/3) (RS70BT) - .................................. 37
5-12. Schematic Diagram
- MAIN Section (2/3) (RS70BT) - .................................. 38
5-13. Schematic Diagram
- MAIN Section (3/3) (RS70BT) - .................................. 39
5-14. Printed Wiring Boards - MAIN Section (RS70BTB) - ... 40
5-15. Schematic Diagram
5-15. Schematic Diagram
- MAIN Section (1/3) (RS70BTB) - ............................... 41
5-16. Schematic Diagram
- MAIN Section (2/3) (RS70BTB) - ............................... 42
5-17. Schematic Diagram
- MAIN Section (3/3) (RS70BTB) - ............................... 43
5-18. Printed Wiring Board - CONNECTOR Board - ............. 44
5-19. Schematic Diagram - CONNECTOR Board - ................ 44
5-20. Printed Wiring Boards - JACK/LED (NFC) Boards - .... 44
5-21. Schematic Diagram - JACK/LED (NFC) Boards - ........ 45
5-22. Printed Wiring Boards - KEY Section - .......................... 46
5-23. Schematic Diagram - KEY Section - .............................. 47
5-24. Printed Wiring Boards - POWER Section - .................... 48
5-25. Schematic Diagram - POWER Section - ........................ 49
5-19. Schematic Diagram - CONNECTOR Board - ................ 44
5-20. Printed Wiring Boards - JACK/LED (NFC) Boards - .... 44
5-21. Schematic Diagram - JACK/LED (NFC) Boards - ........ 45
5-22. Printed Wiring Boards - KEY Section - .......................... 46
5-23. Schematic Diagram - KEY Section - .............................. 47
5-24. Printed Wiring Boards - POWER Section - .................... 48
5-25. Schematic Diagram - POWER Section - ........................ 49
6.
EXPLODED VIEWS
6-1. Overall
Section
............................................................... 59
6-2. Cabinet (Upper) Section ................................................. 60
6-3. CD Block Section ........................................................... 61
6-4. Battery Lid Section ......................................................... 62
6-5. JACK Board Section ....................................................... 63
6-6. Cabinet (Front) Section ................................................... 64
6-7. MAIN Board Section ...................................................... 65
6-8. Cabinet (Rear) Section .................................................... 66
6-3. CD Block Section ........................................................... 61
6-4. Battery Lid Section ......................................................... 62
6-5. JACK Board Section ....................................................... 63
6-6. Cabinet (Front) Section ................................................... 64
6-7. MAIN Board Section ...................................................... 65
6-8. Cabinet (Rear) Section .................................................... 66
7.
ELECTRICAL PARTS LIST
.............................. 67
Accessories are given in the last of the electrical parts list.
Ver. 1.4
ZS-RS70BT/RS70BTB
4
SECTION 1
SERVICING NOTES
UNLEADED SOLDER
Boards requiring use of unleaded solder are printed with the lead-
free mark (LF) indicating the solder contains no lead.
(Caution: Some printed circuit boards may not come printed with
Boards requiring use of unleaded solder are printed with the lead-
free mark (LF) indicating the solder contains no lead.
(Caution: Some printed circuit boards may not come printed with
the lead free mark due to their particular size)
: LEAD FREE MARK
Unleaded solder has the following characteristics.
• Unleaded solder melts at a temperature about 40 °C higher
• Unleaded solder melts at a temperature about 40 °C higher
than ordinary solder.
Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time.
applied to the solder joint for a slightly longer time.
Soldering irons using a temperature regulator should be set to
about 350 °C.
Caution: The printed pattern (copper foil) may peel away if
about 350 °C.
Caution: The printed pattern (copper foil) may peel away if
the heated tip is applied for too long, so be careful!
• Strong
viscosity
Unleaded solder is more viscous (sticky, less prone to fl ow)
than ordinary solder so use caution not to let solder bridges
occur such as on IC pins, etc.
than ordinary solder so use caution not to let solder bridges
occur such as on IC pins, etc.
•
Usable with ordinary solder
It is best to use only unleaded solder but unleaded solder may
also be added to ordinary solder.
also be added to ordinary solder.
NOTE OF REPLACING THE IC801 ON THE MAIN BOARD
IC801 on the MAIN board cannot replace with single. When this
part is damaged, replace the complete mounted board.
IC801 on the MAIN board cannot replace with single. When this
part is damaged, replace the complete mounted board.
TEST DISCS
Use following TEST DISC (for CD) when this unit confi rms the
operation and checks it.
Use following TEST DISC (for CD) when this unit confi rms the
operation and checks it.
Part No.
Description
3-702-101-01 DISC
(YEDS-18),
TEST
4-225-203-01 DISC
(PATD-012),
TEST
CHUCK PLATE JIG ON REPAIRING
On repairing CD section, playing a disc without the CD lid, use
CHUCK PLATE JIG.
On repairing CD section, playing a disc without the CD lid, use
CHUCK PLATE JIG.
Note: The optical pick-up block has been changed in the midway of produc-
tion. It is not necessary for the optical pick-up block after change to use
the CHUCK PLATE JIG.
the CHUCK PLATE JIG.
Part No.
Description
X-4918-255-1
CHUCK PLATE JIG
NEW/FORMER DISCRIMINATION OF OPTICAL PICK-UP
BLOCK OR CD LID
The optical pick-up block has been changed in the midway of pro-
duction. In addition, the CD lid has also been changed along with
that, and the chucking plate has been deleted.
When replacing the optical pick-up block or CD lid, be sure to
open the CD lid and check the presence or absence of the chucking
plate on the bottom side of CD lid, and replace those after distin-
guishing the new/former.
BLOCK OR CD LID
The optical pick-up block has been changed in the midway of pro-
duction. In addition, the CD lid has also been changed along with
that, and the chucking plate has been deleted.
When replacing the optical pick-up block or CD lid, be sure to
open the CD lid and check the presence or absence of the chucking
plate on the bottom side of CD lid, and replace those after distin-
guishing the new/former.
With chucking plate
: Former type
(Former optical pick-up)
Without chucking plate : New type
(New optical pick-up)
Open the CD lid.
LASER DIODE AND FOCUS SEARCH OPERATION
CHECK
During normal operation of the equipment, emission of the laser
diode is prohibited unless the upper lid is closed while turning on
the S801 (push switch type).
The following checking method for the laser diode is operable.
CHECK
During normal operation of the equipment, emission of the laser
diode is prohibited unless the upper lid is closed while turning on
the S801 (push switch type).
The following checking method for the laser diode is operable.
• Method
Emission of the laser diode is visually checked.
1. Open the CD lid.
2. Press the [POWER] (Except AEP, East European, Russian
Emission of the laser diode is visually checked.
1. Open the CD lid.
2. Press the [POWER] (Except AEP, East European, Russian
and UK models)/[OPERATE] (AEP, East European, Russian
and UK models) button to turn the power on.
and UK models) button to turn the power on.
3. Press the [CD] button to select CD function.
4. Push the S801 as shown in Fig.1.
4. Push the S801 as shown in Fig.1.
Note: Do not push the detection lever strongly, or it may be bent or
damaged.
5. Check the object lens for confi rming normal emission of the
laser diode. If not emitting, there is a trouble in the automatic
power control circuit or the optical pick-up.
power control circuit or the optical pick-up.
In this operation, the object lens will move up and down 4
times along with inward motion for the focus search.
times along with inward motion for the focus search.
S801
Fig. 1. Method to push the S801
NOTES ON HANDLING THE OPTICAL PICK-UP
BLOCK OR BASE UNIT
BLOCK OR BASE UNIT
The laser diode in the optical pick-up block may suffer electro-
static break-down because of the potential difference generated by
the charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic break-down and also
use the procedure in the printed matter which is included in the
repair parts.
The fl exible board is easily damaged and should be handled with
care.
static break-down because of the potential difference generated by
the charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic break-down and also
use the procedure in the printed matter which is included in the
repair parts.
The fl exible board is easily damaged and should be handled with
care.
NOTES ON LASER DIODE EMISSION CHECK
The laser beam on this model is concentrated so as to be focused
on the disc refl ective surface by the objective lens in the optical
pickup block. Therefore, when checking the laser diode emission,
observe from more than 30 cm away from the objective lens.
The laser beam on this model is concentrated so as to be focused
on the disc refl ective surface by the objective lens in the optical
pickup block. Therefore, when checking the laser diode emission,
observe from more than 30 cm away from the objective lens.
Ver. 1.4