CompuPro 816 Series User manual

C O M PU PR O :/16 C O M PU TER S
SER W C E M A N U A L
SB X C L V IO
P re pa re d by :
X erox C orporation
X e rox Service B uslness
Service E ducation & C ustom er Supporl
:200 B rookriver D rive
D allas, T exas 752 *7
SE P T E M B ER 19:3

CO M PU PRO 1. G EN ER A L D A T A
P R ELIM IN A R Y
C H A PT ER 1 G EN ERA L D A TA
C O M PU PR O C O M PU T ER S SER V IC E M A N U A L
1-1

1. G EN ERA L D A T A CO M PU PRO
PR ELIM IN A R Y
1.1 H O W TO U SE TH IS SERV IC E M A N U A L
Thls servlce m anual provld es Info rm atlon necessary fo r m alntenance of the Com pupro* 8 16
Co m pulers.
1.1.1 M A N U A L C O N T EN T
The m anualls d ivlded Inlo elg ht chapters Content o fchapters ls descrlbed belo w
C ha pter 1 G en eral D ata
Thls cha pler provld es lnform atlon o r Instrucllons fo r m anual usage, speclflcatlo ns, too ls and
supplles Iists,and generalprocedu res
Chapter 2. Installatlo n
Thls chapter provldes procedures fo r Installatlo n eq ulp m ent by a Servlce Representatlve
C hap ter 3 Repa lr D ata
Thls chapter provldes proced ures for rem oval,replacem ent,and adluslm ent of parts Each pro-
cedure refersto related partsIlst(PL)In Chapter4
C hapler 4 Parts Identlflcatlo n
Thls chapter provldes exploded vlew Illuslratlons of parts (and parts conflguratlon) and a
m atchlng 11st of parts descrlptlons. The parts Iisl refers to the related repalr procedures In
Chapter3. Sym bols used o n parts Illuslratlonsare defined in Sectlo n 1 1 2.
Chapter5 Prlnt/Dlsplay Q uallly
T hls chapte rls pro vld ed o nly ln ap p llcab le m an uais.
C ha pter 6 T ro u b lesho otln g
Thls chapler provldes Com pupro 816 Com puters troubleshootlng Introd uctlon and explanatlons,
Level 1 C h ecko ut,Level2 CheEk C harts,and pow erd lstrlb ullo n BSD S
Com pu pro* Is a reg lstered tradem ark of Com p upro D lvlslon,G od bo ut Eleclronlcs
1-2 '

CO M PUPRO 1. G EN ERA L D A TA
P R ELIM IN A R Y
1.1.2 M A N U A L SY M BO LS
Sym bols used in thls service m anualare deflned below
6 REMOVAL AND REPLACEMENT
A DJUST M E NT
; R EM OVA L, REPLACEM E NT, AND A DJUST M ENT
Fig ure 1-2 RepairProted ure Sym bo ls
Repalr proced ure sym bo ls ap pear on explod ed vlew Illuslrallo ns ln C hapter 4, localed near the
applicable Item num bero n the d raw lng . The num berw llhln the sym bo lm atches the num ber of the
repalrproced ure pro vlded ln Chapter 3
1.1.3 R EV ISIO N M A RK S
service m anualrevlsions are provlded by a change package or a new Issue of the m anual
. O n the
changed oradded pages,a letter(atthe botlom ofthe page)isused to Identlfy Ievelofrevlslon The
fo llow lng 11st defines m ethods used to Identlfy the changeson each page
Te xl C ha ng e ba r In Ieft m a rgln
Tab les C hange b ar at Ieft sld e of1he cha nged d ata
Changed Num ber(lndlcatlng 1he Ievelofrevlslon)nexlto draw lng num ber;change barat
Illustratlons Ief'tslde ofd raw lng num ber
N ew C ha ng e ba r at Ieft sld e of d raw lng n u m ber
Illustratlo ns
W hen ad dltio nallevels of revlsion are needed,revlslo n m arks fo r earller revlslons are taken oul, and
only new revlslons are Identlfied Each revlslon Includes a new litle page co ntalnlng a Revlslon
Control List. The Ilsl provld es page num bers w here revlslo ns have occurred as w ell as Ietters
ldentlfylng the Ievelof revlslo n .
1-3

1. G EN ERA L D A TA CO M PU PRO
P R ELIM IN A R Y
1.2 SPECIFIG TIO N S
1.2.1 CO N FIG U RA TIO N S
Tab le 1-1 Com p upro C om pulers
C onfig uratio ns
H ardw are
816/A 816/B 816/C 816/D System 68K
Req uired H ardw are
D eskto p Enclosure 2 X X X X X
Flo p py D lsk Enclo su re X X X X X
D lsk 1 PW A X X X X X
CP U 808 5/88 PW A X X X
C P U 808 6/87 PW A X
C P U 68 K PW A X
Syste m Su ppo rt 1 PW A X X X X X
Interfacer4 PW A X X X
Inlerfacer 3 X Note 2 X Note 3 X Note 3
M /D rive/H PW A X X
M em o ry SizeNo'e 1 128 K 256K 384 K 512K 256 K
N ote 1 : Syslem m em o ry ls o bta lned by uslng RA M 16,RA M 17,o r RA M 2 1 PW A S
Note 2: Inlerfacer3 PW A w lth 5 serlalports(notfully populated)
N ote 3: Interfacer3 PW A w lth 8 serlalports(ful6y populated).
1.4 -

O M PUPRO 1. G EN ER A L D A T A
PR ELIM IN A R Y
1.2.2 ELECTRICA L SPEC IFICA TIO N S
Clrcult cond uclors and ground conduclors m ust be Installed In accordance w lth Iocal eleclrical
req ulrem enls. A standard 15A , z-pole, 3-w lre grounded duplex receptacle Is req ulred for proper
m achlne operatlo n.
A C pow er Is obtajned from a grounded w alloutlet. V o ltaqes requlred at the w alloutlet are 103 to
127 VA C Iine to neutral,0 to 3 V A C neutralto g round ,at 60 H z
1-5

CO M PUPRO 2. IN STA LLA T IO N
P R ELIM IN A R Y
C HA PT ER 2 IN STA LLA T IO N
C O M PU PR O C O M PU T ER S SER V IC E M A N U A L
2-1

2. IN STA LLA T IO N CO M PU PRO
PR ELIM IN A R Y
2.1 PR ELIM IN A RY C H EC K S
1 M EA SUREA N D V ERIFY V O LTA G EA T W A LL RECEPTA CLE (FIG U RE 2-1)
C A U T IO N
If any of the voltage m easurem ents is not as spetified below ,the tause m ust be torrected. lnfo rm
the tusto m erthat the eq uipm enl m usl not be to nneu ed to the w allreteptatle.and that a Iitensed
eled rician m usl co rred the w iring . D o not1ry to m ake the co rred io n. If the im pro perto nd itio n has
no1 been to rred ed befo re the next call. provide a w ritten repo rt to yo ur m anag er abo ut the
im pro per w iring .
a M ove m elerRA N G E sw ltch to 150 V A C scale
b. M easure voltage betw een A C hot(A CH)and neutral(A CN)
c V erlfy that m eterread lng ls betw een 103 V A C and 127 V A C.
d. M easure voltage betw een A CH and ground (GND)
e. Verlfy that m eterread ing Is betw een 103 V A C and 127 V A C.
f. M easure vo ltage betw een G N D and A C N .
g. V erlfy that m eterreadlng Islessthan 3 V A C.
ACN (LO NGER ACH (SHO RTER
SLO T) NEUTRA L SLOT) H0 T
II
*
G ND (H O LE)
Figure 2-1 W allReceptatle )
2-2

CO M PUPRO 2. IN STA LLA T IO N
PR ELIM IN A R Y
2.2 C O M PU PRO 816 C O M PU T ERS IN STA LLA TIO N
1 REM O V E T H E D ESKTO P EN C LO SU RE 2 FRO M SH IPIN G CA RTO N A N D C H ECK FO R DA M A G E
a. O pen shlpping carton carefully to preserve packlng m aterlals and slore fo r posslble
future use
b Rem ove any accessorles(m anuals,cables)packed w lth unlt
c. Rem o ve D eskto p Enclosure 2 fro m carton and p lace o n a desk o rtable
d C hetk unlt fo r dam age.
2. REM O V E FLO PPY D ISK EN C LO SU RE FRO M SH IPPIN G C A RTO N A N D C H EC K FO R D A M A G E
a. O pen shlpplng carto n carefully to preserve patklng m aterlals and sto re fo r posslble
future use.
b Rem ove any accessorles(m anuals,cables)packed w lth unlt
c. Rem ove Flo ppy D lsk Entlosure from carton and place nexl to the D esktop Enclosure 2.
d . C heck u nlt fo r dam age
3 CO N N ECT FLO PPY D ISK EN C LO SU RE TO D ESK TO P EN C LO SU R E 2.
a Lo cate the 50 pin flal rlbbo n cab le
b. Connect o ne end of the cable lo 1he D ISK con necto r on 1he rear o f the D esktop
Enclosu re 2
c. C on necl th e o lh er end to th e D ISK co n neclor o n th e rearof th e Flo p py D lsk En clo su re
4. CO N N ECT SY ST EM CO N SO LE T ERM IN A L TO D ESK TO P EN C LO SU RE 2
a. C on nect the Term lnalto TERM IN A L 0 con neclo r al rea rof D eskto p Enclo su re 2
5. IF A PPLICA B LE,CO N N ECT T H E R EM A IN IN G T ERM IN A LS
6. REM O V E T H E FLO PPY D ISK EN C LO SU RE A N D D ESK T O P EN C LO SU R E TO P C O V ERS A N D C H EC K
FO R LO O SE CO N N ECTO RS,A ND CO RRECT CO N FIG U RA TIO N (FIG U RES 2-2 TO 2-16)
7. C O N N EG TH E A C PO W ER C O R D S.
8. PER FO RM LEV EL 1 C H ECK O U T TO V ERIFY SY STEM IS W O RK IN G PRO PERLY
2-3

2 . IN STA LLA T IO N CO M PU PRO
8 16/A PR ELIM IN A RY
S T A N D A R D S W IT C H S E T T IN G S
œ 8* 5/% - off Sl on off S2 (m off 53 on
l x x l x l
2 x x 2 2 x
3 x x 3 x 3
x 4 x 4 x 4
x 5 x 5 x 5
x 6 x 6 x 6
7 x x 7 x 7
x 8 x 8 x 8
DT> l -- o ff Sl on off 52 on
1 x x l
x 2 2 x Jœ D r Sett lng s :
x 3 x 3 .74 - Install a Jtr D r
x 4 x 4 Jl6 - Install a juam r
x 5 5 x on BK
x 6 6 x Jl7 - J tm m r AK
x 7 7 x
x 8 8 x
T- 4 --- off S1 on o ff 52 = o ff 53 on
x l l x l x
x 2 2 x 2 x
x 3 x 3 3 x
x 4 x 4 4 x
x 5 5 x x 5
x 6 6 x x 6
x 7 7 x x 7
x 8 x 8 x 8
9 x
10 x
Jtmlm r Sett iœ s :
Jl - No shun t J26 - Jtm m r A-9 and Ce fo r
.12 - Bottrvn installe w ith EN N rallel printer Juhm r A-C
printer / No shunt otherwise and N D for serzal printer.
J3 - 'm p installe w ith Em on JSl , JS ,2 JS3 - Install shtm t ,
inter / No shunt otherwise M orting all 8 lines.Pr
J4 - Bo ttœ ins talle w ith * :21 Js4 - * connK tions
Epson and cen tronics JS5 - ConnK t pins 13- 16 to pin 5
J 5-J25 - Rœ ov e Js6 - Corm K t p in s 9- 12 to pln 6
2-4 Fig ure 2-2 816/A Standa rd Sw itth Setting s