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WWW . THELEGENDWEB . COM

ESL Doctor

User Manual

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Overview

hs sofare and accompanhed drhvers are hntended or strhct!" persona! ed#cathona! p#rposeson!" and ht$s #se hs so!e !ha%h!ht" o c#stomer. &!! #rt'er conse(#ences o an" ot'er possh%!e devhcecommercha! or h!!e)a! #se hs s#%*ect o #ser$s c'ohce and responsh%h!ht".

e drhvers+ provhded are orh)hna! ,TD- /!es 0 %ot' se!1hnsta!!hn) e2ec#ta%!e and 3hp arc'hve+contahnhn) /!es or man#a! hnsta!!. C'oose t'e one s#hta%!e or 4o# or don!oad !atest vershon rom,TD- e%shte. &n" #rt'er (#esthons o mhs%e'aved ,TD- drhvers to %e orarded to t'ehr s#pportcenter.

Hardare serha! n#m%er hs vhsh%!e hn Whndos hn 5M" Comp#ter6 758roperthes6 7 5Hardare6 75Devhce Mana)er6 1 se!ecthn) t'e devhce 1 58roperthes6 7 5Detah!s6 7 5Devhce -nstance hd6 and Serha!N#m%er 9: dh)hts and 7 or c'aracters; hs s'on afer a)e c#rrents+ s'ortenhn) %a=er" !he.Cons#!t Lht'h#m1%a=er" spech/cathons or proper stora)e+ transportathon and #sa)e. -n an" case ht hs)ood hdea to 'ave devhce connected and poered %" ?SB port or anot'er e2terna! compath%!e @A)ro#nd 7 h dhsa%!ed t'e %ac>)ro#nd h!! %e red;.

Depends on t'e mode! se!ected+ addhthona! data co#!d %e avah!a%!e. Sofare reads data and

/!!s correspondhn) hndos or s'ades t'em dependhn) on data ESL provhdes to re(#ests sent. Mosto data hs provhded %" F1amh!" o ESL. 8art n#m%er and #nh(#e Serha! n#m%er are avah!a%!e or t'hsESL and a!so re!ease dates o prod#cthon and sofare vershon. 5Transportsc'#t36 a.>.a Transport8rotecthon e" 9T8 e"; hs present and h correct hs 'h)'!h)'ted hn )reen. - ht$s va!#e hs not correct ht hs'h)'!h)'ted hn red and ESL s'o#!d %e 5ed6 7 6Loc>ed6 76Movhn)6 or 5,a#!t6 - hnterna! poshthon shtc'es o ESL are a#!t" or )ot st#c> %" dhrt or ot'erreason+ t'en ESL #nht h!! not %e a%!e to o!!o proper!" ht$s movement and h!! not respond to E-Sre(#ests. -t hs ver" common or WF ESL #nhts. e #nht co#!d %e hn #n!oc>ed state ht' steerhn)'ee! ree+ 'h!e ESL reports 5Movhn)6 state. Dhsmant!e t'e ESL and a!h)n ht$s movhn) parts toposhthon shtc'es+ so correct hnormathon to %e present. WF motor$s pro%!ems ofen ca#se ht tost#c> hn t'e mhdd!e o ht$s movement+ *#st %eore reac'hn) end poshthon+ %#t eno#)' to con#seposhthon >e"s. &!so afer repahrhn) 7 dhsmant!hn) ESL ht hs hmportant to p#t ht hn car ht' correctposhthon 0 c'ec> ht /rst ht' sofare+ t'at ht$s proper!" assem%!ed and not s'ohn) 5Movhn)6 %eore4o# connect ht to car hrhn). ,#rt'er hn t'hs doc#ment 4o# h!! /nd 'ardare repahr 'hnts.

ose 'ardare hss#es ht' motor7shtc'es7)ears+ descrh%ed a%ove+ co#!d !ead to 5Dhsa%!ed6stat#s o ESL. -n t'at sht#athon+ ESL hs not ma>hn) an" a=empts to operate re!a"s or motor 0 no5c!hc>hn)6 so#nd hs 'eard rom re!a"s. &!so ESL hs not a#t'orh3hn) t'e E-S+ so car %ecomes #se!ess.No reset 7 rene proced#re co#!d %e perormed to s#c' ESL #nhts ht' 5Dea!er 8assord6 ?nth! ESL Doctor sofare a!! t'ese ESL ere a!so #se!ess No 4o# 'ave opport#nht" to %rhn) s#c'

ESL %ac> to !he and #se ht over and over a)ahn ead #rt'er or 5Ena%!e6 %#=on #ncthonK

- or some reason ESL #nht hs %ehn) repahred or 4o# p#t ne ESL #nht or ESL Em#!ator t'en4o# s'o#!d adapt ht to t'e car+ #shn) hnormathon+ provhded %" #s. 8ress 5Wrhte ESL6 %#=on and se!ectt'e /!e or t'e car+ 4o# are or>hn) on. e SS-D+ contahned hn /!e h!! %e dhsp!a"ed hn correspondhn)hndo and adaptathon process h!! start.

- 4o# !eave no t'at

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Note t'at 5Wrhte ESL6 hs acthvated afer readhn) ESL stat#s on!" h ht a!!os rhthn) ne datato MC?. hs %#=on remahns s'aded h rhthn) hs pro'h%hted %" MC?. &!so %#=on hs %ehn) s'aded#nth! rhte operathon hs hn process. &daptathon steps are hndhcated hn correspondhn) /e!d as s'on.Sofare ta>es care o c#rrent ESL stat#s and perorms needed commands accordhn) to ESL h

5-nhtha!h3ed6+ 5T8 O,,6+ 58ersona!h3ed6+ etcK Here hs 'o ht !oo>s or t'e spech/c e2amp!e

W'en ht hs read" sofare h!! hnorm 4o# and h!! p#t t'e ESL hn 5Loc>ed6 poshthon h F1amh!" ESL hs operated hn 51!hne6 mode. - ht hs hn 58CB6 mode t'hs command hs not hss#ed to MC?and ht remahns non16&cthvated6. e on!" a" to comp!ete adaptathon process o t'at F1amh!" ESLhs to perorm ht vha 51!hne6+ not 'h!e NEC MC? hs %ehn) p!aced on adapter %oard.


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4o# co#!d c'ec> t'e s#ccess o adaptathon process %" c!hc>hn) 5ead ESL6

&s a!read" noted+ 'en operated hn 58CB61mode or F1amh!" ESL+ ht hs not possh%!e to hss#e/na! 5Loc>61command to MC? and ht remahns non16&cthvated6+ 'hc' !eaves t'e opthon to pro)ram ht#rt'er 'en so!dered %ac> to orh)hna! 8CB. W'h!e ESL hs on!" 58ersona!h3ed6 ht hs hn >hnd o Test1mode and re1rhthn) ht' same7anot'er data hs possh%!e.

- a%ove descrh%ed adaptathon proced#re hs not possh%!e+ %eca#se 5Wrhte ESL6 hs s'aded+ d#e toa!read" 5&cthvated6 ESL 9h.e. Fnd'and #nht+ ta>en rom scrap1"ard; t'en 4o# co#!d p#t t'at ESL %ac>to 5-nhtha!h3ed6 state W-THO?T #shn) 5Servhce Has'6 a.>.a 5Dea!er 8assord6

Do#%!e1C!hc> on t'e ESL phct#re hn t'e center o sofare and ne hndo h!! appear


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C!hc> 5-nhtha!h3e6 %#=on and process starts. Capthon hs c'an)ed to 5Stop6 ma>hn) possh%!e tohnterr#pt process at na" deshred moment and a!so pro)ress hs hndhcated

-n e seconds 9thme hs re!athve and not /2ed -t depends on man" actors 0 MC? stat#s+vershon+ etc.. -n )enera! prevho#s vershons o F1amh!" ESL+ E.RR.RR are aster to hnhtha!h3e t'an!ater one ,.RR.RR. e ,1vershons 'ave s!h)'t!" dhIerent %e'avhor+ %#t #p1to1date o rhthn) t'hsdoc#ment an" vershon o F1amh!" hs a%!e to -nhtha!h3e+ Ena%!e+ s#ccess o operathon or proceed ht' rhthn) as descrh%ed hn prevho#s pa)es. &!a"s pa"a=enthon to 5Dhsa%!ed6 stat#s o ESL and o%serve ht BE,OE proceedhn) ht' 5Wrhte ESL6 %#=on.


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5Dhsa%!ed6 stat#s doesn$t prevent ESL rom re1rhthn) ht ht' ne data+ %#t prevents norma!ESL operathon. -t hs t'e %h))est pahn1hn1t'e1 or a "ears+ !eavhn) a !ot o ESL #nhts hn t'e )ar%a)e+%eca#se 5Dea!er 8assord6 renea! doesn$t aIects t'hs a). ONL4 ESL Doctor so!ves t'hs pro%!em+'hc' hs hndhcated hn to a"s 0 eht'er o%serve 5Dhsa%!ed6 c'ec>1%o2 on hnhtha! screen o sofare or

5,!a)6 hndo on secondar" screen

5Dhsa%!ed6 hs e(#a! to 2&& va!#e. Ena%!ed 9norma! operathn); state e(#a!s to va!#e 2.

To /2 t'at hss#e and 5res#rrect6 ESL+ c!hc> 5Ena%!e6 %#=on. Capthon hs c'an)ed to 5Stop6 as per5-nhtha!h3e6 %#=on and pro)ress o operathon hs hndhcated hn same manner

E2ec#thon thmes are !on)er t'an 5-nhtha!h3e6 operathon. J#st %e pathent and )hve t'e sofarethme to e2ec#te. - 4o# need to do somet'hn) e!se ht' t'at comp#ter+ do not orr" to hnterr#pt t'e

process and conthn#e ht at an" convenhent or 4o# moment. 8ress 5Stop6+ e2ht t'e sofare+ dhsconnect'ardare as menthoned hn t'e %e)hnnhn) o t'hs man#a! and #se 4o#r comp#ter as 4o# need ht. W'en4o# dechde to conthn#e ht' 5Ena%!e6 operathon+ *#st start ever"t'hn) rom %e)hnnhn). Do not orr"or trac>hn) pro)ress o prevho#s a=empts. -normathon hs stored hnshde t'e MC?+ so 4o# do not !oosean"t'hn) h stop ht and conthn#e ht at anot'er comp#ter or at !ater moment. J#st o!!o t'e rh)'tse(#ence o acthons+ >eephn) MC? and 'ardare hntact.


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Same preca#thons as per 5Ena%!e6 %#=on are va!hd or 5ed6 or transportathon+ so no commands co#!d %e perormed on ht #nth!va!hd Transport 8rotecthon e" 'as %een sent to #n!oc> t'e ESL #nht. ,or t'hs reason t'ose are t'eto va!#es+ 'hc' determhnes s#ccess o o!!ohn) adaptathon process. &nd h T8 e" hs corr#pt+ t'hsadaptathon process co#!dn$t %e perormed. &nd hn t'hs sht#athon %#=on 5hn) operathon 'en ESL #nht hs assem%!ed and as menthoned a%ove+ afer a!! test+ 4o# co#!drene ESL ht' actor" Dea!er 8assord+ so ESL #nht h!! %ecome a)ahn hn 5-nhtha!h3ed6 stat#s and!oo>s s'hn" ne

e operathon descrh%ed a%ove hs e2act!" 'o ESL man#act#rhn) process 'appens and 'opost1prod#cthon tests are %ehn) perormed. &nd o co#rse at t'e end ESL #nht hs %ehn) reset ht'

actor" Dea!er 8assord 9same+ 'hc' 4o# see on ESL Doctor secondar" hndo;.

Note t'at 5ene6 %#=on or rese=hn) ESL ht' Dea!er 8assord hs ena%!ed on!" 'en ESL

a!!os s#c' acthon. -n e2amp!e or F1amh!" ESL ht hs possh%!e on!" h or>hn) %" 51!hne6 and h ESL'as 5&cthvated6 and not 5Dhsa%!ed6 stat#s

O co#rse an" F1amh!" ESL co#!d %e reneed ht' Dea!er 8assord h a%ove chted tocondhthons are saths/ed 0 stat#s hs 5&cthvated6 and not 5Dhsa%!ed6 O!der ESL amh!hes co#!d %ereneed ht'o#t t'ose prere(#hshtes. J#st p!ace hn a%ove mar>ed hndo 4o#r :1%"tes Dea!er8assord and c!hc> 5ene6 %#=on. -n e seconds con/rmathon messa)e h!! %e present or h t'erehs an error 4o# h!! %e noth/ed. Dea#!t va!#e 'ere hs or 5WFR,actor".%hn6 /!e


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&%ove descrh%ed adaptathon 7 renehn) processes ere concernhn) sec#rht" eat#res o ESL.&!on)shde ht' sec#rht" data+ ESL #nhts contahn and hnormathon data+ hdenth"hn) mod#!e. Most ot'hs data co#!d %e a!tered. Here hs an e2amp!e or F1amh!" ESL+ %#t or an" ot'er mode! se!ected+ESL Doctor sofare h!! ena%!e or dhsa%!e or rhthn) spech/c /e!ds+ accordhn) to avah!a%!e opthons.

Here+

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Hardware repair hints

&s commented a!read" ESL co#!d ace a !ot o e!ectrhca! mec'anhca! a#!ts 'hc' reects ht$soperathon and 'ence ht$s %e'avhor+ !eadhn) to #ndeshred eIects h.e. car not starthn)+ d#e to mhsshn) ESLa#t'orh3athon to E-S. Most common hss#e hs motor %r#s'es or co!!ector earhn). hs !eads toe2cesshve 5spar>s6 'h!e motor r#ns. ese 5spar>s6 are reecthn) norma! MC? 9Motoro!a or NEC;operathon and !eads to data !oss or sp#rho#s MC? resets. &n" e2cesshve over1c#rrent 7 over1vo!ta)econdhthon hs re)hstered %" eset chrc#htr" and MC? hs 'e!d rom norma! operathon. Shnce Motoro!aMC?s and o!der NECs are not co#nthn) t'ese 58oer c"c!es6+ F1amh!" ESL hs trac>hn) an" !oss opoer and s#%se(#ent restorathon. Specha! co#nter are hncremented eac' thme NEC MC? detectspoer re1app!hed. hs co#nter co#!d %e ver"+ ver" hnormathve or 'ea!t' condhthon o DC motor.

Here hs an e2amp!e ht' co#nter FUF

at n#m%er hs too %h) h car comes or /rst dha)nosthcs o ESL. - ht hs sth!! operathona!+ %#tco#nter hs hncrementhn) d#rhn) t'at operathon ht means on!" one certahn t'hn) 0 motor 'as pro%!emand ver" soon ht h!! stop and most pro%a%!" ESL h!! )o to 5Dhsa%!ed6 stat#s. at hs t'e eashest a"to dha)nose ESL motor 0 o%serve 8oer c"c!es co#nter. -t s'o#!d hncrements on!" h car %a=er" 'as%een dhsconnected and reconnected. Or h ESL connector hs removed and p!#))ed a)ahn. ose norma!poer !osses are co#nted %" ESL+ %#t t'e" are not so re(#ent. ,or car !he %a=er" hs %ehn) c'an)ed For !et sa" thmes. &nd h t'ere are severa! more repahr proced#res+ 'hc' re(#hres %a=er"dhsconnecthon t'hs !eads to 8oer c"c!es co#nter o e tens+ %#t or s#re not '#ndreds or t'o#sands- ESL 'as ht$s motor repahred hn past ht co#!d %e operathona! no+ %#t t'hs co#nter to 'as %h) va!#e+acc#m#!ated hn thmes ht 'as deecthve motor. So+ 'at s'o#!d %e o%served hs not on!" t'e tota! va!#e+%#t a!so 'o ht c'an)es. D#rhn) t'e o%servathons 4o# do and dha)noshn) t'e ESL+ !oo> h t'at n#m%er

hs hncrementhn). &n" c'an)e hs a sh)n or re(#hred DC motor mahntenance.

-n rare cases over1vo!ta)es rom spar>hn) motor %r#s'es ca#se dama)e o e!ectronhcscomponents+ 'hc' are re!ated to DC motor meas#rement. hs s'o#!d %e co#nted and c'ec>ed%eore ESL hs assem%!ed+ to %e s#re t'at ht' ne or repahred motor MC? resets h!! not 'appen.

4o# co#!d eht'er c'an)e t'e DC motor or repahr ht. 8!ease !oo> at ne2t phct#res to hdenth"dama)ed 7 orn motor components and 'ave t'em servhced to )#arantee norma! operathon.


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Here hs 'o !oo>s dama)ed DC motor co!!ector

at dama)e hs ca#sed %" 5spar>s6 rom over1c#rrent. W'en motor hs p#t hn 'eav" or>hn)condhthons ht cons#mes e2cesshve c#rrents. - steerhn) 'ee! 'as %een !oc>ed at end1poshthon htre(#hres more mec'anhca! orce to ree t'e !oc>hn) phn o ESL. at sht#athon hs amh!har to drhvers oo!d1thme cars ht' mec'anhca! >e"1!oc>s. & s!h)'t t#rn o steerhn) 'ee! as re(#hred hn o!d thmes toa!!o h)nhthon >e" to t#rn. B#t ht' modern ESL1e(#hpped cars t'at care hs or)o=en and at t'e enddrhvers 'ave t'ehr cars not starthn) %eca#se ESL re#ses to operateK.


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e to phct#res a%ove s'os dhIerent ah!#re ca#sed %" over'eathn) o motor co!!ector 0 t'ep!asthc %ecomes ra)h!e and copper p!ates o co!!ector remahns ht'o#t hns#!athon %eteen t'em andmotor a2!e. hs ma>es pro%!em orse+ %eca#se t'e" can$t cond#ct e!ectrhc c#rrent and dhsshpate t'e'eat d#e to !o press#re o %r#s'es on t'em. Wht'o#t /rm p!asthc hns#!athon t'ose copper p!ates arethsthn) and %endhn) and ver" soon motor %ecomes comp!ete!" hnoperathve. 8!ease+ a!a"s c'ec> noton!" t'e co!!ector+ %#t a!so %r#s'es 0 o%serve t'ehr t'hc>ness and condhthon. Spare ones 4o# co#!d )etrom anot'er DC motor 0 hn act t'e %od" o ESL motor hs a!most t'e same or a vast c'ohce o 'omee!ectrhca! app!hances 0 on!" t'e )ear a=ac'ed to a2!e hs dhIerent.


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Be!o 4o# co#!d see a p'oto o ESL motor ht' rep!aced co!!ector 0 t'e one #sed hs a sparepart or motor o 8'h!hps Sathne!!e eph!ator+ 'hc' costs *#st e do!!ars OMG

O co#rse+ ht hs advhsa%!e to e2c'an)e a#!t" motor ht' %rand ne one+ %#t h #na%!e to /nd

s#c'+ *#st !oo> 'at 4o#r !oca! e!ectrhca! app!hances spare parts s#pp!her oIers.

C'ec> and c!ean t'e %r#s'es and t'ehr 'o!der afer /2hn) t'e motor

&ssem%!e ht 9do not or)et t'e p!asthc spachn) %#s'hn) at t'e end o t'e a2!e;+ poer ht rom@A< DC poer so#rce 9or test; and c'ec> poer cons#mpthon h hn mar)hns 0 A m&. - motordras more c#rrent and 7 or spar>s and %ad nohse appears + p!ease 'ave second c'ec> on repahrhn)4o# dhd and a!so c'ec> motor hndhn)s reshstance h e(#a! and not s'ort1chrc#hted.


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To %e a%!e to /2 t'e DC motor+ ESL #nht s'o#!d %e dhsmant!ed. Here hs 'o to do ht. ,o#rrhvets s'o#!d %e removed to open t'e ESL. Note on phct#re %e!o+ t'at hs easher to remove t'em h4o# are t#rnhn) t'em anthc!oc>hse 'h!e p#!!hn) t'em.

4o# co#!d #se varho#s met'ods o e2tracthn) t'e rhvets. One o t'e most eIecthve met'ods hsto drop a !h=!e s#per1)!#e on t'e top o TV scredrhver and hnsert ht /rm!" hnto t'e rhvet. Waht a !h=!eor s#per1)!#e to /2 /rm!" scredrhver to t'e rhvet and t'en p#!! o#t.

- 4o# do not 'ave s#per1)!#e t'en ht hs eno#)' to hnsert ver" th)'t!" t'e Tor2 V scredrhverhnto t'e 'o!e o t'e rhvet and e2tract ht. 4o# co#!d #se an" s#hta%!e stron) too! hnstead o Tor2 V 0 *#stt'e meta! s'o#!d %e stron) eno#)' not to %ro>e 'h!e hnserted hnto t'e rhvet$s 'o!e.


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Here hs 'o !oo>s t'e e2tracted rhvet 0 sth!! )!#ed to t'e TV thp

- ht 'appens a meta! too!+ 4o# are #shn) or e2tracthon+ to %ro>e hnto t'e rhvet+ t'en 4o# co#!ddrh!!hn) mac'hne to remove %ot' t'e rhvet and %ro>en too!. Loo> %e!o p'oto


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&fer repahrhn) t'e DC motor+ ESL s'o#!d %e assem%!ed proper!" hn 5?n!oc>ed6 poshthon

&pp!" !#%rhcant on %earhn)s and movhn) parts. Do not p#t e2cesshve (#antht" o !#%rhcant+%eca#se eIect h!! %e t'e opposhte 0 ht h!! t#rn hnto dhrt and h!! %ecome o%stac!e.

Note t'e proper a!h)nment o p!asthc 'ee! -t hs ver" hmportant to assem%!e a!! mec'anhca!parts hn correct poshthon. hs h!! ens#re correct movement and ESL operathon.


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B!ac> !evers are provhdhn) hnormathon or mec'anhca! poshthon o 'ee!. e" o!!o htsmovement and are ver" hmportant or ESL. - t'e !evers are not operathn) proper!" NEC MC? h!!not )et poshthon hnormathon rom shtc'es and h!! )o to 5Dhsa%!ed6 92&&; stat#s.

Loo> t'e phct#res or 'hnts on assem%!hn) !evers


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W'en p#=hn) 8CB over mec'anhca! parts+ do not app!" e2cesshve orce. 8oshthon ht )ent!" and'e!p t'e shtc'es to ta>e t'ehr poshthons 0 p#s' %#=ons+ #shn) some t'hn too!. 4o# 'ave eno#)' )ap%eteen mec'anhca! parts and 8CB to operate. Ta>e preca#thons+ hndhcated on a%ove phct#res 0o%serve %!ac> !evers not to !oose poshthon afer 8CB 'as %een p#t over t'em. &n" mec'anhca! a#!t

h!! prevent ESL operathon and h!! !ead to NEC MC? 5Dhsa%!ed6 stat#s

&!a"s assem%!e ESL hn 5?n!oc>ed6 poshthon - 4o# 'ave reneed NEC MC?+ t'hs ESLs'o#!d %e adapted to car 0 ver" hmportant part o t'hs adaptathon hs t'e /na! command or 5Loc>61hn)t'e ESL. - ht canXt !oc>+ %eca#se 4o# assem%!e ht hn 5Loc>ed6 poshthon adaptathon h!! ah! - 4o# *#strepahr t'e ESL+ a!read" adapted to car+ ht hs a)ahn needed to assem%!e ht hn 5?n!oc>ed6 poshthon+%eca#se 4o# canXt mo#nt ht on steerhn) 'ee! h ht$s !oc>hn) phn hs hn 5Loc>ed6 poshthon.

ESL #nhts o F1amh!" are p!a"hn) 5smart6 1 t'e" o!!o se(#ence o !oc> 7 #n!oc> commandssent %" E-S 9E!ectronhc -)nhthon Shtc';. So+ to ens#re ESL h!! recehve proper command 9t'hs app!hesto a!read" adapted ESL #nhts; afer 4o# mo#nt ht to steerhn) 'ee!+ do not connect ht$s )reenconnector. ,hrst p#t >e" hnto E-S 9ht$s eno#)' to hnsert ht 0 no need to t#rn ht to -)nhthon ON poshthon;.No 4o# co#!d connect ESL to car hrhn). emove t'e >e" rom E-S and ESL s'o#!d !oc>.

e hdea hs to provhde to ESL t'e command ht e2pects 0 h ht hs hn 5?n!oc>ed6 poshthon+ t'en/rst command sent to ht h!! %e 5Loc>6 'en 4o# remove >e" rom E-S. - 4o# test ESL+ 'hc' hs notmo#nted on steerhn) 'ee!+ t'en a!a"s mhnd t'at commands 4o# are sendhn) to ht s'o#!d %ee2pected ones 0 F1amh!" o ESL #nhts are 5paranohd6 and tend to c'an)e stat#s to 5Dhsa%!ed6 hn an"sht#athon+ 'hc' NEC MC? /nds approprhate 0 eht'er mec'anhca! or e!ectrhca!. W'hc' h!! *#st ma>e4o# to repeat 5Ena%!e6 proced#re an" thme 4o# do mhsta>e and NEC MC? reacts to 5Dhsa%!ed6 stat#s.

4o# s'o#!d %e a%so!#te!" s#re BE,OE 4o# assem%!e ESL+ t'at ht$s 8CB and components are hnorder and are #!!" #ncthona!. J#st or an e2amp!e o a 'hdden deect+ p!ease+ !oo> at %e!o p'oto.Trace 'as %een 5vaporh3ed6 %" e2cesshve c#rrents ohn) t'ro#)' protecthon dhode 9s'on on sma!!

p'oto 0 %!ac> traces aro#nd ht hs car%on contamhnathon rom 5spar>hn)6 DC motor;. ese 'h)'c#rrents o %eca#se DC motor 'as ht$s %r#s'es 7 co!!ector dama)ed. &nd t'e dama)ed trace hs %e!oone o t'e re!a"s 0 hmpossh%!e to see ,or t'hs reason h 4o# 'ave do#%ts or 8CB condhthon 0 c'ec> htaccordhn) to sc'emathcs 4o# 'ave at t'e end o t'hs man#a!


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MB W204 W212 ESL Doctor