Sony SA-LZ9R Service Manual

Sony SA-LZ9R Service Manual

Active rear speaker

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SERVICE MANUAL
Ver. 1.0 2018.02
• SA-Z9R other than the AUS model is an optional rear
speaker for exclusive HT-Z9F/ZF9.
• SA-Z9R of AUS model is a package rear speaker for
HT-Z9RF.
• Except AUS model
All of the units included in the right and left rear speak-
ers (SA-LZ9R/RZ9R) and the HT-Z9F (SA-Z9F/SA-
WZ9F/Remote control) or HT-ZF9 (SA-ZF9/SA-WZF9/
Remote control) are required to confi rming operation of
this unit. Check in advance that you have all of the units.
• AUS model
All of the units included in the right and left rear speakers
(SA-LZ9R/RZ9R) and the HT-Z9RF (SA-Z9F/SA-WZ9F/
Remote control) are required to confi rming operation of
this unit. Check in advance that you have all of the units.
COMPONENT MODEL NAME (SA-Z9R)
Rear speaker L-ch
Rear speaker R-ch
Amplifier section
U.S. models:
POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
(FTC)
With 4 ohms loads, both channels driven, from 200 -
20,000 Hz; rated 20 W per channel minimum RMS power,
with no more than 1% total harmonic distortion from
POWER OUTPUT (reference)
50 W (per channel at 4 ohms, 1 kHz)
Except US model:
POWER OUTPUT (rated)
30 W + 30 W (at 4 ohms, 1 kHz, 1% THD)
POWER OUTPUT (reference)
50 W (per channel at 4 ohms, 1 kHz)
Speaker system
Full range speaker system, Acoustic suspension
Speaker
46 mm (1 13/16 in) cone type, Full range speaker
Power requirements
120 V AC, 60 Hz (US, CND)
220 V - 240 V AC, 50 Hz/60 Hz (AEP, UK, AUS)
Power consumption
On: 11 W
Standby mode: 1 W or less
Turned off: 0.5 W or less
Dimensions (w/h/d) (approx.)
100 mm × 155 mm × 100 mm (4 in × 6 1/8 in × 4 in)
(projecting parts not included)
Mass (approx.)
1.0 kg (2lb 3 3/8 oz)
9-896-494-01
2018B33-1
Sony Video & Sound Products Inc.
©
2018.02
Photo: SA-LZ9R
SA-LZ9R
SA-RZ9R
SPECIFICATIONS
Wireless transmitter/receiver section
Communication system
Wireless Sound Specification Version 4.0
Frequency band
5 GHz
Modulation method
OFDM
Radio Frequency Bands and Maximum Output
Power
Frequency band
5150 - 5250 MHz
5250 - 5350 MHz
5470 - 5600 MHz
5650 - 5725 MHz
5725 - 5850 MHz
Included items
• Rear speaker R (1), Rear speaker L (1)
• Operating Instructions (1)
SA-Z9R
(L-ch)
Photo: SA-RZ9R
(R-ch)
On copyrights
This product contains software that is subject to the
GNU General Public License ("GPL") or GNU Lesser
General Public License ("LGPL"). These establish that
customers have the right to acquire, modify, and
redistribute the source code of said software in
accordance with the terms of the GPL or the LGPL.
For details of the GPL, LGPL and other software
licenses, please refer to [Software License
Information] under
Maximum output power
- [System Settings] on the product.
< 18 dBm
The source code for the software used in this product
< 18 dBm
is subject to the GPL and LGPL, and is available on
< 18 dBm
the Web. To download, please access the following:
< 18 dBm
URL:
< 13.98 dBm
http://oss.sony.net/Products/Linux
Please note that Sony cannot answer or respond to
any inquiries regarding the content of this source
code.
All other trademarks are trademarks of their
respective owners.
ACTIVE REAR SPEAKER
SA-LZ9R/RZ9R
US Model
Canadian Model
AEP Model
UK Model
Australian Model
[Setup] - [Advanced Settings]

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Summarization of Contents

SECTION 1 SERVICING NOTES
UNLEADED SOLDER
Information on handling unleaded solder and its characteristics.
NOTE OF REPLACING THE FUSE
Important safety note regarding fuse replacement procedure.
ADVANCE PREPARATION WHEN CONFIRMING OPERATION
Requirements for confirming operation after repair.
NOTE OF PERFORMING THE OPERATION CHECK IN THE STATE THAT HEAT SINK IS REMOVED
Precautions for operation checks with heat sink removed.
ABOUT THE PROTECTION
Guidance on interpreting the red flashing power indicator.
MODEL IDENTIFICATION
How to identify different model versions using labels.
DESTINATION ABBREVIATIONS
List and explanation of destination codes used in the manual.
SECTION 2 DISASSEMBLY
2-1. DISASSEMBLY FLOW
Overview of the disassembly sequence for the unit.
2-2. BAFFLE ASSY BLOCK-1
Detailed steps for disassembling the baffle assembly block 1.
2-3. BAFFLE ASSY BLOCK-2
Detailed steps for disassembling the baffle assembly block 2.
2-4. LOUDSPEAKER (46 mm)
Procedure for removing and installing the 46mm loudspeaker.
2-5. REAR JACK BOARD
Steps for disassembling and installing the rear jack board.
2-6. RF MODULATOR
Procedure for removing and installing the RF modulator.
2-7. SK2 REAR KEY BOARD
Steps for disassembling and installing the SK2 rear key board.
2-8. INSULATOR BLOCK
Procedure for removing and installing the insulator block.
2-9. POWER-SUPPLY CORD
Steps for disassembling and installing the power-supply cord.
2-10. INSULATOR (S)
Procedure for removing and installing the insulator (S).
2-11. SK2 REAR MAIN BOARD
Steps for replacing the SK2 rear main board.
2-12. SWITCHING REGULATOR
Procedure for removing and installing the switching regulator.
SECTION 3 TROUBLESHOOTING
1. ON/STANDBY indicator flashes in red (PROTECT)
Troubleshooting steps for the PROTECT mode indicator.
2. ON/STANDBY indicator does not light up (Power is not turned on)
Troubleshooting steps when the power indicator does not light up.
3. The sound is not outputted
Diagnostic steps for no sound output issues.
SECTION 4 DIAGRAMS
For Printed Wiring Boards.
Explains conventions for printed wiring board diagrams.
For Schematic Diagrams.
Explains conventions for schematic diagrams.
4-1. PRINTED WIRING BOARD - SK2 REAR MAIN Board -
Printed wiring board layout for the SK2 rear main board.
4-2. SCHEMATIC DIAGRAM - SK2 REAR MAIN Board (1/2) -
Schematic diagram for the SK2 rear main board (part 1).
4-3. SCHEMATIC DIAGRAM - SK2 REAR MAIN Board (2/2) -
Schematic diagram for the SK2 rear main board (part 2).
4-4. PRINTED WIRING BOARD - REAR JACK Board -
Printed wiring board layout for the rear jack board.
4-5. SCHEMATIC DIAGRAM - REAR JACK Board -
Schematic diagram for the rear jack board.
IC Pin Function Description
Detailed pin functions for IC8006 on the SK2 rear main board.
SECTION 5 EXPLODED VIEWS
5-1. SPEAKER SECTION
Exploded view and parts list for the speaker section.
5-2. CABINET SECTION
Exploded view and parts list for the cabinet section.
5-3. SK2 REAR MAIN BOARD SECTION
Exploded view and parts list for the SK2 rear main board.
SECTION 6 ELECTRICAL PARTS LIST
REAR JACK BOARD PARTS
Electrical parts list for the rear jack board.
SK2 REAR KEY BOARD PARTS
Electrical parts list for the SK2 rear key board.
SK2 REAR MAIN BOARD PARTS
Electrical parts list for the SK2 rear main board.
COMPONENT CATEGORIES
Lists various component types like resistors, coils, and semiconductors.
MISCELLANEOUS PARTS
List of miscellaneous parts for the unit.
ACCESSORIES
List of included accessories and manuals.

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