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Summary of Contents for Cayin LA-34
- Page 1 VOLUME SELECTOR VACUUM TUBE INTEGRATED AMPLIFIER LA- Vacuum T ube Integrated Amplifier User's Manual REV：1.1...
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Page 2: Table Of Contents
Thanks for choosing Cayin LA-34 Vacuum Tube Integrated Amplifier and please read the user's manual carefully before installation and operation. In order to prevent damage during transportation, the amplifier is packed with protective foams surrounding the tubes. Before installation and operation, please remove these foams to avoid any risks. -
Page 3: Package Contents
NOTE: Cayin LA-34 Vacuum Tube Integrated Amplifier is designed and manufactured with our original parts and reaching the best results. We are not responsible for problems and damages caused by non-original parts replacement in the amplifier. Package Contents Please carefully check the package first and then open it. -
Page 4: Product Features
Product Features ◆ Hand-made construction with the finest point-to-point wiring. ◆ Two EI output transformers with wide bandwidth are applied. ◆ Specially designed toroid transformer for power supply. ◆ 5BK7A tubes are used in the preamp stage. ◆ Four EL34 tubes are used for AB1 push-pull amplification. ◆... -
Page 5: Specifications
◆ To reduce the risk of electric shock, do not remove the cover. ◆ No user serviceable parts inside. Refer servicing to qualified CAUTION RISK OF ELECTRIC SHOCK service personnel. DO NOT OPEN ◆ To reduce the risk of fire or electronic shock, do not expose the unit to rain or moisture. -
Page 6: Maintenance
Maintenance NOTE: ◆ Use the soft dry cloth to clean up the chassis regularly. ◆ Do not use any chemicals for cleaning. VOLUME SELECTOR VACUUM TUBE INTEGRATED AMPLIFIER LA- Warranty Service 1.This product is warranted for a period of twelve months beginning from the date of purchase. 2.The defective product must be returned to your dealer or our company for repairing when your dealer or our company accepts your requirement. -
Page 7: Precautions
Precautions Connected to the power socket INPUT RIGHT SPEAKER OUTPUT LEFT SPEAKER OUTPUT CAUTION RISK OF ELECTRIC SHOCK Connected to AC Input DO NOT OPEN ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., L TD. Connection of power cord: Connect the speaker cables and signal cable first and then insert the power cord into the power socket. NOTE: ◆... -
Page 8: Front Panel
Front Panel VOLUME SELECTOR POWER VACUUM TUBE INTEGRATED AMPLIFIER LA- 1. Power Switch 4. Input Selector Used to switch on/off the amplifier. Used to choose 3 types of audio sources. 2.Volume Knob You can hear sound from CD when CD indicator is on. Used to control volume You can hear sound from AUX1 when AUX1 indicator is on. -
Page 9: Rear Panel
Rear Panel INPUT RIGHT SPEAKER OUTPUT LEFT SPEAKER OUTPUT CAUTION RISK OF ELECTRIC SHOCK LA - DO NOT OPEN ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., L TD. 1. Signal Input Terminal 3. Left Channel Output Used for audio source input. Used to connect with the left channel of speaker. 2. -
Page 10: Top Panel
Top Panel O U T P U T T R A N S F O R M E R P O W E R T R A N S F O R M E R O U T P U T T R A N S F O R M E R WIDE FREQUENCY RESPONSE WIDE FREQUENCY RESPONSE BIAS TEST POINT... -
Page 11: Installation
Installation Carefully read and follow the manual for installation: ◆ Do not place the machine near heat sources such as radiators, heat registers or other products that produce heat. ◆ In order to avoid being overheated please keep the unit's ventilation open. ◆... -
Page 12: Audio Connection
Audio Connection Connection method of Cayin LA-34 with other audio equipments Take pictures below for your reference. INPUT RIGHT SPEAKER OUTPUT LEFT SPEAKER OUTPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., L TD. To audio output terminal NOTE: •... -
Page 13: Speaker Connection
Speaker Connection INPUT RIGHT LEFT SPEAKER OUTPUT SPEAKER OUTPUT CAUTION RISK OF ELECTRIC SHOCK ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., L TD. DO NOT OPEN speaker（Right） speaker（Left） BLACK BLACK Banana plug Normal plug Check the impedance of your speakers: Connection of speaker cables: Attach the positive from your speaker to the 4 or 8 1. -
Page 14: Turning On
Turning On Before turning on the amplifier please make sure all connections are right and power supply is stable. Turn on the amplifier and the power LED will be on. • NOTE: It shines and indicates that the amplifier is working. If the LED is not on please contact with our local •... -
Page 15: Troubleshooting
Troubleshooting Please follow the instruction in the manual in order to keep the amplifier work in its best state. If wrongly operated and you thought that would be troubles please check according to following tip to look for the exact reason. -
Page 16: How To Install Vacuum Tubes
How to Install Vacuum Tubes How to Install 9-Pin Vacuum Tubes How to Install 8-Pin Vacuum Tubes Pin No. 9 Pin No.1 Positioning Pin Applicable vacuum tube: Applicable vacuum tube: 、 5BK7、 12BH7、 12AU7( ECC82)、 12AX7( ECC83) KT150、 KT170、 KT88、 6550、 EL34、 6V6、 6SN7、 6SL7、 5AR4 etc.
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