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Martin Audio – MA2.8s Amplifier

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12. T he a mp lifie r is in ten de d to use in a 1 9” ra ck. F ollo w the m o un ting in struction s. Wh e n ra cks w ith w he els a re

u se d, u se ca u tion to a vo id in ju ry fro m tipp ing w h en in m otio n .

13. U np lu g this a pp aratu s du rin g lig htnin g storm s or wh en u n used fo r lo n g pe rio ds o f tim e .

14. D o no t con ne ct an a m plifier o utp ut in p arallel o r serie s w ith a ny o the r a mp lifie r’s o utpu t. Do n o t co n n e c t t h e

a mp lifie r ou tpu t to an y o th er vo ltag e sou rce , su ch as a ba tte ry, ma ins o u tlet, o r po w er sup p ly, reg ardle ss o f

w he th er th e a mp lifie r is tu rn ed on o r o ff.

15. D o no t run th e ou tp u t of an y am p lifie r ba ck in to an othe r cha n ne l's inp ut.

16. R efer a ll se rvicing to q u alifie d p erson ne l o nly. Se rvicing is req uired w h en the ap pa ratus h a s be e n da ma g ed

in an y w ay su ch a s:

• M ains ca ble, or p lu g is d am ag ed

• L iq uid h as e n te re d the a m plifie r.

• A n ob je ct ha s falle n into the u n it

• T he a mp lifie r h as b e en e xpo se d to ra in or m o istu re

• T he a mp lifie r d oe s n ot o p erate n orma lly

• T he a mp lifie r w as d rop pe d o r th e e nclosure is da m ag ed

17. D o no t rem ove top o r b ottom cove rs. T he re a re no user se rvice ab le p a rts insid e the a m plifie r, re m oval o f the

covers w ill e xp ose h azard ou s vo lta ge s, an d m ay vo id the wa rra nty.

18. A n expe rie nce d pe rso n sh o uld alw ays sup ervise in e xp erie n ce d a du lts o r min ors wh e n using p ro fessio na l

a ud io e q uipm e nt.

3 .5 U s e r r e s p o n s i b i li t y

3.5.1 L ou ds pe a ke r d am ag e

Y ou r am p lifie r is ve ry p o we rful an d can b e p oten tia lly d an ge rou s to bo th lo ud sp e akers a nd h u ma ns alike. Ma ny

lou dspe a ke rs ca n be ea sily da ma g ed o r d estro ye d b y overp ow ering , esp ecia lly w ith the high p o we r a va ilab le

fro m a b ridg e d am plifier. A lw ays che ck th e lou dsp ea ke r’s con tin uo us an d p ea k po w er ca pa bilitie s.

E ve n wh e n using the am plifier’s fron t p an el atte n ua to r's to red uce the g a in , it is still po ssible to re a ch fu ll o utp ut p o we r,

if th e inp ut sign al le ve l is hig h en o ug h.

3.5.2 L ou ds pe a ke r o utpu t h azard

P ow er a m plifiers are cap a ble of prod u cing h a za rd o us o utp ut vo ltag es. T o a vo id th e risk of e lectric sh ock, do

n ot tou ch an y e xp ose d lo u dspe ake r wirin g, w h en th e am plifier is o pe ratin g . Se e p ag e 1 3 Co nn e ctin g

lou dspe a ke rs.

3.5.3 R ad io in te rfe re nc e

A sam ple o f this pro du ct ha s be e n te ste d an d com p lies w ith th e limits fo r the E u ro pe a n Electro M a gn etic Co mp a tibility

(EM C) d ire ctive . Th e se limits a re de sig ne d to pro vide re ason a ble pro te ction a ga inst h armful in te rfe re nce fro m

e le ctrical e q uipm en t. Th is prod u ct u ses rad io fre qu en cy en erg y an d if no t u se d o r in sta lled in a cco rd an ce with th ese

o pe ra tin g in structio ns, m ay cau se in terfe re n ce to o th er eq uip me nt, such a s ra dio rece ivers. Co mp lia nce w ith the

(EM C) d ire ctive d oe s n ot au to ma tically gu ara ntee no n- d isturb an ce o f suscep tible e qu ipm en t in clo se p ro xim ity to th is

a mp lifie r.

If th is eq uip me nt is susp ecte d o f ca u sing in te rfe re nce this can b e e asily che cke d by po we rin g th e a mp lifie r o n an d o ff,

the u se r can co rrect the in te rfe re nce b y on e o r m ore of th e follo win g me a su re s:

• R e - orien ta te or re lo ca te th e receiver’s a n te nn a .

• Incre ase the distan ce be twe en th e am p lifier an d the e ffe cted eq uipm e nt

• C on ne ct th e m ains ca ble to a so cke t o n a diffe re n t circu it from tha t to w hich th e affecte d e qu ip m en t is

con ne cte d.

• C he ck if the affe cte d eq u ip me nt co mp lie s with th e E MC limits fo r im m un ity, (C E-lab elled ). If n ot, a dd re ss

the p ro b le m w ith th e m an u fa cture r or su pp lie r. A ll electrica l p ro du cts so ld in the E C m ust b e ap p ro ve d

for imm u nity ag ainst e le ctrom ag n etic fields, h ig h volta g e fla sh es, a nd ra dio in terfe ren ce .

• C on su lt yo ur de aler or a n e xp erien ce d e ng in e er/ techn ician fo r he lp .

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