Blues_Junior_Owners_Manual 电路图.pdf

《Blues_Junior_Owners_Manual 电路图.pdf》由会员分享，可在线阅读，更多相关《Blues_Junior_Owners_Manual 电路图.pdf（4页珍藏版）》请在收音机爱好者资料库上搜索。

1、T H E S O U N DT H A T C R E A T E S L E G E N D S P/N 049312 Owner,s Manual Blues Junior TM RadioFans.CN 收音机爱 好者资料库 ON/OFF SWITCH - This switch turns the AC power ON and OFF. When the switch is OFF, the amplifier is completely shut down. POWER INDICATOR - When the indicator is illu- minated, the Bl

2、ues Junior is receiving power. REVERB - Adjusts the amount of reverb. MASTER - Adjusts the overall loudness of the amplifier. MIDDLE - Adjusts the amount of boost or cut in the middle frequency range. BASS - Adjusts the amount of boost or cut in the low frequency range. TREBLE - Adjusts the amount o

3、f boost or cut in the high frequency range. FAT SWITCH - When this button is depressed, the amount of preamp gain will increase. VOLUME - Adjusts the amount of preamp gain. INPUT - A high impedance, high sensitivity plug- in connection for instruments. BLUES JUNIOR TOP PANEL FUNCTIONS BLUES JUNIORTM

4、INTRODUCTION The Fender Blues Junior is a truly professional, small, tube amplifier. A true classic, with that late-night blues tone found nowhere else but in a Fender. Compact size, professional tone, and traditional styling make the Fender Blues Junior ideal for rehearsal, backstage warm-up, and s

5、tudio work. The Blues Juniors top panel mounted controls offer both simplicity and versatility: Volume, Treble, Bass, Middle, Master, “FAT” switch, and Reverb. Youll get everything from vintage clean, bell-like tones to the most gnarly growl imaginable. The Fender vintage special design 12” speaker

6、is connected through a standard 1/4” jack allowing your choice of the internal speaker or any external 8 cabinets. The “FAT” switch may be controlled from the top panel or with the optional footswitch. Your selection of a Fender amplifier will be rewarded with years of quality performance and a wide

7、 range of musical sounds. The built in quality of a Fender amplifier is the result of over four decades of dedica- tion in the combined skills of research and develop- ment by our engineers and musicians. That is why we proudly say. FENDER, The Sound That Creates Legends. F. G. H. I. J. A. B. C. D.

8、E. RadioFans.CN 收音机爱 好者资料库 “FAT” FOOTSWITCH CONNECTOR- This jack provides a connection for the optional external footswitch (Fender Part# 041228). When plugged in, the external footswitch disables the Fat switch (Item H) on the top panel. SPEAKER CONNECTOR- This jack provides a connection for the in

9、ternal speaker. An 8 Ohm external speaker cabinet may be used instead of the internal speaker. LINE CORD This amplifier is equipped with a grounding type sup- ply cord to reduce the possibility of shock hazard. DO NOT ALTER THE AC PLUG. ANY ATTEMPT TO DEFEAT THIS FEATURE COULD RESULT IN SERIOUS INJU

10、RY. TUBES The Blues Junior tube complement consists of three 12AX7s (Fender P/N 013341) and two 6BQ5s(EL84s) (Fender P/N 041255). Looking at the back of a Blues Junior amplifier, the tube complement appears as: 6BQ5 6BQ5 12AX7 12AX7 12AX7 TWEED COVERING CARE The tweed covering is best cleaned with a

11、 water- dampened sponge. Stubborn spots may be cleaned with a sponge dampened with a light, soapy solu- tion. Be careful not to let any liquid come in contact with the operating surfaces. DO NOT have the ampli- fier plugged into the power outlet during cleaning. If the amp is set up but does not fun

12、ction, check the following items: Is the amps power cord properly plugged into an electrical outlet Is there power at the outlet? Is the speaker properly connected to the amplifier? Are the volume and master controls above “zero”? Is the volume control on the instrument turned up? Is your instrument

13、 properly plugged into the amplifier? (Eliminate any effect pedals and/or try another cord.) If, after checking all of the above, the system is not performing correctly, consult your Fender Service Center. BLUES JUNIOR BOTTOM PANEL FUNCTIONS TROUBLESHOOTERS CHECKLIST K. L. RadioFans.CN 收音机爱 好者资料库 A

14、PRODUCT OF: FENDER MUSICAL INSTRUMENTS CORP., CORONA, CA 91720 PART NUMBER:120V 21-3105 100V21-3175 230V21-3165 230V UK21-3145 230V NORDIC21-3185 240V AUSTRALIA/NZ21-3135 DIMENSIONS:HEIGHT:16”(41cm) WIDTH:18”(46cm) DEPTH:9-13/16”(25cm) WEIGHT:31lbs (14 kg) POWER OUTPUT:15W RMS minimum into 8 5% THD,

15、 1kHz INPUT IMPEDANCE:1M POWER REQUIREMENTS:100 - 120VAC 50/60Hz 180W 230 - 240VAC 50/60Hz 180W SPEAKER COMPLEMENT:One 8 12” Fender re-issue “Gold Label” speaker (Fender P/N 037617) WARNINGS: NO USER SERVICEABLE PARTS INSIDE, REFER SERVICING TO QUALIFIED PERSONNEL ONLY. THIS EQUIPMENT MUST BE EARTH GROUNDED. BLUES JUNIOR SPECIFICATIONS BLUES JUNIOR BLOCK DIAGRAM FAT FAT FOOTSWITCH VOLUME TONE CONTROLS MASTER REVERB DRIVE REVERB PAN REVERB RECOVERY REVERB POWER AMP SPEAKER INPUT THIS EQUIPMENT CONFORMS TO THE FOLLOWING DIRECTIVES : EMC 89/336/EEC AND LV 73/23/EEC