S
E
R
V
I
C
G
U
D
KYE
SYSTEMS CORP.
P
-
1
0
Version:1.0
Total 14 Pages (Cover Page included)
Страница 1: ...S SE ER RV VI IC CE E G GU UI ID DE E KYE SYSTEMS CORP S SP P P P1 11 10 0 Version 1 0 Total 14 Pages Cover Page included ...
Страница 2: ...Version 1 0 Page 1 13 Version Date Changes 1 0 Official Release s Guide ervice SP P110 Revision History ...
Страница 3: ...Power LED indicator Unlighted 6 1 2 2 Does not work or one channel no sound 7 1 2 3 Noise 7 Chapter2 Specifications 8 Chapter3 Block Diagram 9 Chapter4 Exploded View 10 Chapter5 Part List 11 Chapter6 Important Notes 12 6 1 Packing Requirement for sending the PCB Assembly by post 12 6 2 Short of Spare Parts while Repairing a Speaker System 12 Chapter7 Circuit Schematic 13 s Guide ervice SP P110 Tab...
Страница 4: ... Do not drop or jolt the speakers Do not allow anything to drop into the subwoofer case through its ventilator as it could result in fatal electric shock or fire Place the unit far enough from other equipments for good heat dissipation Disconnect the AC power cord from the AC outlet before performing any maintenance on the speakers Do not perform any maintenance with wet hand Prevent foreign subst...
Страница 5: ...erifying problems Proceeding necessary tests Analyzing possible Malfunction causes Deciding proceeding the rectification methods Replacing necessary Defective parts Proceeding tests To verify if the speaker is functioning normally Functioning OK Return the speakers with Proper repackaging to customers Functioning NG Functioning OK Functioning NG ...
Страница 6: ...Version 1 0 Page 5 13 1 2 Problems Item Problem descriptions 1 2 1 Power LED indicator unlighted 1 2 2 Does not work or one channel no sound 1 2 3 Noise s Guide ervice SP P110 ...
Страница 7: ...arenthesis given in individual Flow chart in that this is the best recommended sequence to rectify the problems Problem Analyze and Identify the Causes Solutions Power LED indicator unlight Diode D1 2 3 4 burnt Defective power Switch or LED Secondary wire Of transformer is Disconnected or defective Resolder or replace defective component s ...
Страница 8: ...l no sound Broken or Short circuit Defective IC Defective Audio cable Replace Audio cable Check solder Points on PCB And resolder defective one s Check and replace Defective IC Problem Analyze and Identify the Causes Solutions Noise Defective VR Defective IC Check and replace defective component s Replace Defective VR Replace defective IC Component s around IC is are defective ...
Страница 9: ...DISTORTION W 0 5 0 5 0 15 4 S N RATIO dB 65 55 5 CHANNEL SEPARATION dB 46 40 6 FREQUENCY RESPONSE DOWN 3dB LOW HIGH Hz KHz 150 20 150 30 20 1 7 HUM LEVEL AT VOL MIN HUM LEVEL AT VOL MAX mV mV 0 5 1 2 3 8 OPERATING VOLTAGE MAX 253VAC MIN 207VAC TEST CONDITION 1 LOAD 4Ω 2 RATED POWER 50 mW VOLUME AT MAX s Guide ervice SP P110 Chapter 2 Specifications ...
Страница 10: ...Version 1 0 Page 9 13 s Guide ervice SP P110 Chapter 3 Block Diagram POWER AMPLIFIER AUDIO INPUT R IN L IN VOLUME CONTROL R OUT L OUT R CH SPEAKER L CH SPEAKER TRANSFORMER AC IN STAND BY FILTER ...
Страница 11: ...Version 1 0 Page 10 13 s Guide ervice SP P110 Chapter 4 Exploded View ...
Страница 12: ...0 IC UTC2025 Screw PWA3 0x8mm Black AC Cord 5 9 BLACK Color 250V 2 5A 2PIN CE Left speaker Screw B PT3 0x16mm Black Rear Cover L SP P110 BLACK Color AC Type Screw PWB C3x10mm Black Speaker 5090 4 1W Magnetically Shielded Front Panel L SP P110 black Color Clothframe SP P110 black Color Screw PWA3 0x8mm Black 2300040116001 01 2301090150001 02 4102B30016T02 01 0114HIPS00090G01 2222400800001 01 4102N3...
Страница 13: ...eparate static protecting bag in order to avoid static electricity Reliable external packing is also very important when sending the PCB assembly by post in that it would avoid unnecessarily lost or damage 6 2 Short of spare parts while repairing a speaker system If you are short of spare parts when you have some spesker systems waiting to be repaired it would be recommended to take the necessary ...
Страница 14: ...Version 1 0 Page 13 13 s Guide ervice SP P110 Chapter 7 Circuit schematic ...
