Martin Audio MA2.8s handleiding
Handleiding
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Martin Audio – MA2.8s Amplifier
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4
4 I NT R O D U C TI O N
T p4-ha nk yo u fo r p urch a sing a Ma rtin Au d io p ow e r am p lifier. T his m an ua l con tains im po rta nt info rm ation o n o pe ra tin g
you r am p lifie r co rre ctly an d sa fely. Plea se ta ke so me time to rea d this m an ua l a nd fa miliarize yo urse lf with th e
a dvan ce d fea tures o f this a mp lifie r.
4 .1 U n p a c k i n g
E ach Ma rtin A ud io M A series a mp lifie r is bu ilt to the h igh est sta nd a rd a n d th oro ug hly inspe cte d b efore it le a ve s th e
facto ry. A fte r un pa cking th e un it, e xam in e it ca refully fo r a ny sig n s of tran sit d am a ge a nd in fo rm yo ur de ale r if su ch
d am ag e is fo u nd . It is su gg este d tha t you re ta in th e origina l p acka g in g so th at th e u nit ca n b e rep acka g ed a t a futu re
d ate if ne ce ssa ry.
P le ase n ote tha t Ma rtin A ud io a n d its d istribu to rs ca nn o t accep t re spo nsibility fo r d am ag e to an y return ed p rod uct
throu gh th e u se o f n on - ap prove d pa cka ging .
4 .2 F r o n t Pa n e l
-40dB
PROTEC T
CLIP
ON
PROTEC T
CLIP
-40dB
ON
MA 2.8 s
0
1
17 34278
256
1 . Ca rry /p ro tec tion ha nd le
B oth ha n dles ca n be used to carry th e a mp lifie r; th ey a lso a ct as p rotectio n fo r the fron t p an el. In fixed in stalla tio ns or
w he re ra ck fron t co vers a re too sh allow , th e y ma y b e re m oved by u nscre win g th e retain in g bo lts b e hind th e fro nt
p an el.
2 . In pu t lev e l atte n ua to rs
T p4-he se co ntro ls are u se d to se t the sign al le ve l e nterin g the am plifier. T he y are calibrated in d B 's to a ssist the se tu p o f
a ctive lou dsp ea ke r syste m s. (Se e p ag e 1 4).
3 . Prote ct in dica to r L ED
T his in d icato r illu m in ate s if th e am p lifier atte m pts to fu nctio n ab o ve its ma xim um o p eratin g tem p erature (90 °
°
C ). T p4-he
ind icato r first com e s on as a w a rn in g to eithe r turn do w n th e inp ut le ve l o r ch e ck th e co o ling a rra ng em e nts, afte r w hich
p oint th e am p lifie r will mu te th e in p ut sign al. W he n the coo lin g fan s ha ve re turne d the o u tp ut h e at sinks ba ck to th e
n orma l o pe ra tin g te m pe ra ture th e inp u t sign a l is un -m ute d.
T his in d icato r also illu m in ates wh en sign als a bo ve 12 kH z at fu ll p o we r a re d ete cted at the ou tp u t te rm ina ls, o r if th e
sho rt circuit p ro te ction is a ctiva te d . Sh ou ld th is occu r the in pu t sig na l is mu ted , a nd the proce ss rep e ats u ntil th e VH F
sig na l is no lo ng er prese nt. (Se e p ag e 1 5).
4 . Clip /limit ind ic a to r
T his in d icato r sign a ls w h en the am plifier o u tp ut is clip ping or lim iting . It ha s two differe nt in dica tio n sta te s:
If th e clip lim iter is e n ga ge d, it h a s a sh o rt time con sta nt an d it illu m in ates brie fly. (S e e pa g e 1 5).
If th e clip lim iter is n o t en ga g ed , it ha s a n in cre ased time co nsta n t an d it illum in a te s fo r a lo ng er p e riod .
5 . Sign a l pre se nt in dica tor
T his LE D illu mina te s a t – 40 dB be low fu ll o utp ut sign al
All material © 2007. Martin Audio Ltd. Subject to change without notice.
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Productinformatie
| Merk | Martin Audio |
| Model | MA2.8s |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 3876 MB |
