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Summary of Contents for Cayin HA-300 MK2
- Page 1 4 . 4 B A L . V O L U M E S T D PIN B A L . X L R P H O N E S I M P E D A N C E S O U R C E S POWER O U T P U T S TA N D A R D...
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Page 2: Table Of Contents
Thank you for choosing Cayin HA-300 MK2 Direct Heated Triode Tube Headphone Amplifier We have inserted protective foam inside the Vacuum Tube Cage in order to protect the vacuum tubes during transportation. Please remove these foams before you connect the amplifier into your sound system. Fail to do so might cause serious damage to the amplifier or disaster such as fire accident. -
Page 3: Package Contents
Please place the box in upright position according to the marking of the package. Please examine the product package before you open it, the package should be free from any physical damage or water stain. You should find the following items when you open the package: 1.Cayin HA-300 MK2 x1 2.Product User Manual x1 3.Warranty Card x1 4.AC Power Cord x1... -
Page 4: Product Features
Product Features ◆ TUNG SOL 6SN7GTB x 2 for voltage amplification driver tube ◆ Gold Lion Genalex PX300B x 2 for single ended class A power amplification output tube ◆ RCA 22DE4 x 4 vacuum tubes for high voltage rectification. ◆... -
Page 5: Specifications
The exclamation point is intended to alert user to the presence of important operation and maintenance (servicing) instructions accompanying the appliance. Recommendation: Cayin HA-300 MK2 Direct Heated Triode Tube Headphone 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. -
Page 6: Precautions
Precautions LEFT SPEAKER POWER INPUT POWER OUTPUT SOURCES RIGHT SPEAKER 230 50 CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN HEADPHONE AMPLIFIER SER.NO 2:+ 3:- 2:+ 3:- Connect to AC ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., L TD. Power Supply Power Supply Cable Aviation Grade Socket Align the slots... -
Page 7: Front Panel Functional Description
⑪ Working State Indicator/Mute Indicator can select the suitable type of headphone output. Used to indicate the working state. The indicator will HA-300 MK2 offers three types output. be on when it is working normally. The indicator will ④.STANDARD: Output for headphones terminated in flicker for 30 seconds when it delays to work. -
Page 8: Rear Panel Functional Description
Attention: Please make sure the AC voltage of your local power supply match the voltage of the amplifier. Cayin will not be responsible for the damage or accidents such as fire caused by incorrect input voltage... -
Page 9: Top Panel Functional Description
When install vacuum tube to the amplifier, position the vacuum tube correctly according to the alignment pin before push the vacuum tube base into the socket. ◆ Only used matched pair 300B and 6SN7 in the HA-300 MK2 amplifier. Vacuum Tube Substitution Vacuum Tube... -
Page 10: System Connection
System connection Connection method of CAYIN HA-300 MK2 with speaker cables or it will cause short circuit. other audio equipments Take pictures below for your Ⅱ. Audio Connection reference. 1. Please refer to the manuals of other connected Ⅰ. Speaker Connection equipments during the installation. -
Page 11: Connect To Headphones
Headphones are currently available from 8Ω to 600Ω, in view of this wide range of impedance rating, Ÿ HA-300 MK2 provides three sets of impedance matched outputs (L:8~64Ω; M:65~250Ω; H: 251~600Ω) to ensure the headphone amplifier can handle vast variety of headphones satisfactory. -
Page 12: 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, the power indicator will be on and the working indicator will keep flickering. ◆ The working indicator will be on after 60 seconds. It means that the amplifier is working normally. If the working indicator is off, please turn off the power and contact with our local agent or our company. -
Page 13: Basic Operation
Basic Operation Please make sure all connections are correct and power supply voltage is stable before turn on the amplifier. 1. Turn on the amplifier, the power indicator will light up. 2. When the power indicator remains lighted up steadily, the amplifier is ready for operation. If the power indicator will become steady (always ON). -
Page 14: 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 tips to look for the exact reasons. -
Page 15: 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 12AT7(ECC81)、6922（ECC88), etc.
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