Canon Canola SX-300 series Assembly instructions

can'oIa
SX300 g) t'',
REP IR lOE
PART TAL
an'ala
SX-300 MODEL NUMBER 8 — 41231 - 6

OPERATION CONDITIONS
SJ'&4 7-YPZCAZ g~Zd WAACE
+ Roe /'c. 8 t V) /B.S tVJ
9'.o t v) 8./ - g P ( v 1
VCC 5.0 tv) 4 $ r D Cv)
1/' zp — w.o (v] -so — -z.o (v)
— s.o(v) -ao - -7.o tv)
— zS tv) de -Hzxlv)
—Vow — /z.o (vj -/zz - -/z.y (v)
zsz %de
cv] «(") ZCyiCn j )t
nab )
/."rap F /(V)
sin) r~ t)) a i ( v]
4a/ /'dna 0"
van
7YP MAN (/4//WJ (~r J (MA/()
>C
viz cv)
S
t~ sec)
40'
X/F
(~ 3

CONTENTS
1. BLOCK DIAGRAM
2. TERMINAL & CONNECTOR LOCATION
3. K E Y BOA R D UN IT
3-1 KEYBOARD CIRCUIT
3-2 KEYBOARD CARD LAYOUT
4. Ol CARD
4-1 AUTOCLEAR & C
4-2 N O RM A L WAVEFORM OF AUTO CLEAR & C
4-3 CLOCK PULSES ..10
4-4 NORMAL WAVEFORM OF CLOCK PULSES
4-5 TWE & TD .12
4-6 NORMAL WAVEFORM OF TWE & TD .. ..13
4-7 KB1 - KB20 & DL .14
4-8 NORMAL WAVEFORM OF KB1 — KB20 & DL ..15
4-9 FLGl & FLG2 ..16
4-10 NORMAL WAVEFORM OF FLG1, FLG2, SPR1, SPR2, TMR, AR1 — ARB,
MXR1 — MXRB & DL .17
4-11 DATA TRANSFER CONTROL .18
4-12 ROM COMBINATION FOR KEYS & INSTRUCTIONS 20
4-13 NORMAL WAVEFORM OF SCAS, IRS, ID19 & BLK 21
4-14 INST CONVERTER & ROM 22
4-15 DISPLAY BLOCK DIAGRAM & CATHOD E DRIVER 24
4-16 NORMAL WAVEFORM OF CATHODE DRIVER 25
4-17 ANODE DRIVER 26
4-18 NORMAL WAVEFORM OF 0- 9 DISPLAY . ...27
4-19 MODE INDICTION & DISPLAY UNIT LAYOUT 28
4-20 NORMAL WAVEFORM OF MODE LED .. 29
4-21 IO SIGNALS .. 30
4-22 NORMAL WAVEFORM OF IO & LRD FOR PRINTING ..31
4-23 PRINTING BLOCK . 32
4-24 PAPER FEED .. 34
4-25 NORMAL WAVEFORM OF PAPER FEED ..35
4-26 TPH TRAVEL . .. 36
4-27 NORMAL WAVEFORM OF TPH TRAVEL .. 37
4-28 TPH HEATING UNIT . .. 38
4-29 NORMAL WAVEFORM OF TPH HEATING .. 39
4-30 OI CARD LAYOUT 40
4-31 O A & O
B TERMINAL SIGNAL TABLE 42
4-32 ©& OD TERMINAL SIGNAL TABLE .. 43

4-33 PRINTER CARD LAYOUT . 44
4-34 Q i TERMINAL SIGNAL TABLE 45
5. 02 CARD
5-1 0 2 CARD CIRCUIT 48
5-2 0 2 CARD LAYOUT .. 50
5-3 O ETERMINAL SIGNAL TABLE & HD3543 SELECTOR .. 51
6. 03 CARD
6-1 M A GN ETIC CARD/CARTRIDGE UNIT CONTROLLER .53
6-2 FMT R, FWR, M+, MOTOR, PLUNGER & W ..54
6-3 NO RMA L WAVEFORM OF FMTR, FWR, M+, MOTOR, PLUNGER & W .. .. 55
6-4 W-CLOCK, FWRT, FWOS, FRED& FRDS .. 56
6-5 N O RM A L W A V E F O R M W -CLOC K, FWRT, FWOS, FRED & FRDS ..57
6-6 MZR1 & MZ R2 .. 58
6-7 NO RMA L WAVEFORM OF MZR1 & MZR2
6-8 FCH1, FCH2 & FCH3 , 60
6-9 N O R M A L W A V E F O R M OF FCH1, FCH2 & FCH3 .. 61
6-10 Fa, Fb, Fc, FROS1 & FROS2 62
6-11 NORMAL WAVEFQRM OF Fa, Fb, Fc, FRQS1 & FROS2 . 63
6-12 NZR1 & MZR2 .. 64
6-13 NORMAL WAVEFORM OF MZR1 & MZR2 ..65
6-14 03 CARD LAYOUT . 66
6-15 OG &OF TERMINAL SIGNAL TABLE .. 67
7. POWER SUPPLY CARD
7-1 PO WER SUPPLY CIRCUIT . 70
7-2 POWER SUPPLY CARD LAYOUT — PB .. 72
7-3 POWER SUPPLY CARD LAYOUT — PA .. 73
8. MOTHERBOARD CARD
8-1 M O T H E R BO A R D C A R D L A Y O U T . 74
8-2 M O T H E R BO A R D C O N N E C T O R'S SIGNAL .. 75
8 -3 C O N N EC T ION 1 (MOTHE R B O AR D — PO W E R S U P PLY CAR D ) .. 76
8-4 C O N N EC T ION 2 (MOTHE R BO A R D FU NC T I O N PA CK, MEIVIORY BQX
& INTERFACE) . . 77
9. INTERNAL CIRCUIT, SIGNAL & PIN LOCATIONS OF SEIVIICONDUCTORS .... .. . .. 79
10. SIGNAL LIST . . 83
11. PARTS CATALOG .

1. BLOCK DIAGRAM OF SX300 SERIES
PC~Pg/ j
OPTIOA'Al h7)E<OFP Y BOP'
II 8 caro@ I I w cards
/O chigsr/csre /O chi/ss/curd
I
T YP O'RI TFR
(DATA > OPTIW oprIoiv
ze TENACE ~/ - O+o <Cni5V (id " SR <5 SRX5
s(nsrs" . gfSw 7
I08 CAFUSO
bRSIC aA SIC
j4'TFRFA CES /Cn/7 vc -"'5'R s5 II
s(ncrs - -' SR>9 ISRx Z
I
L
PF7IPHF'R'A l
OFHCE S
E/A SIC
sRKZ
kF YBOARO ('OA7A)
/iIKFi'/ P/KR'8
C&'TROl OA TA SR
/ AR8
CHIP CHIP (Ar.('nmeDC)
(DA 7A)
PRIh'TER PRIn/TER
/POD/ L7 /Oh1 6 co/vr Rol l ER Uhl T
SA TES /OC2 ~RO61 CS
(See P32) FUAC TIO<.
AL/TO- CLEAR P4 C/('
Cl OCR
P//LSES (See P.8)
(Seem io) OISPZA YOI$Pl A Y
OA'TROl lFR UAI 7
;See P.24 )
4'/ CA+0
C'9 CARO
/OC/ PCR/EDA~) COh/780l l FH
('See P. 5D)
POKER SC/PPl Y CK'T.
VCC, VS<<, V OO, V TP . ~ VOP
— uOF' 8 vP~

2. TERMINAL 5 CONNECTOR LOCATION
/Pa.g e
WA/7 Ah/~ ,«r.~ER-
CAPO SDA,//'D
s/ B/
s/„c ~ B c'B
a// A / a /e
CARO ( Se e/ a e dB )
urge 7g )
«d7+FR-
BAAED
« Scg
'7g
MFA'RY BOX IA'TARP'A CE
O~ OZ =ARD E)
%EH' (See page XO)
O
Y(Page da tI'Page 7g)
~SINFUL MI9 //F R -
CARD BOARD
Fl/PECTIC///' PACA' Ra 9
s/ ~ gag
a/R A/ a eg
ga
0/ CAR D
(S
eepage
w/9)
~ SPb (~D ©
ac% A/S A/
a/ Qp HSr'8 -rP '
s. ~ ' R/g
/eg
ADISP/'Ay //F Y B //APD
/ + + 4- I- I
eCARD CA/eD
ee (Page < )/+age J )
7d
w i t r Fhcrern
S/de
~l
III 1 I ~ h
OISPjA Y CAPD
//eC/lb'FR/PA RC/
(// (c )
' ( S see page y
KEYBOARD CARD

KEYBOARD CIRCUIT
ELG i Ir~n
e/((b db
( (
3 h/QL.'E &U+D - d)PP
AHC
2/ /Ia
0C ( 7
0
r- -II- 00 y 7
4
I
U
II o000 r
/6
D.P. O/al
TL)P TL)! Ihfurr(L Ci
wa./a I
Ae/ ' H/d)
(EM STEP
DELETE 5 TA/((7 C)PE
LIME' ~ark
+PA / • 7 7rbd rd // d(
Pgyra(
(g//
jn CrO 7-O EgP STEP LEA Rh'
nn s:d SFTr d era(((n
/P EO TC/ CE C//EC/C
/g$' rc'g
nn "d b)a PFR ' e/B
n./ SP Eh/T R FD RFCL/RD
s /a ~a rf ~ nn,(bd d/'6
DEBUCT Ie/~
LEc7
da2 nn/.g rb/ d- 7
FP
n.n ":
F(n TO SP LOA D
cLA Cj gh/S TCALL &!Ldvl(
nn cr nn. d.(
5'M I'e /5
ab nn r d I
I
SZEh/ CM
SPACE nn '
nn" .end I
aTC VLIT4FCT
g (4 db( 7
S'n (7
Rr/r//7 CL)L@PIET
dca rnn' ' I
p/.Tn
7a/7 nn'' 6
I
I
c//>RdC- P /h'T
TER rI
.rrR(//T I
I:
oIo h F YEA/R(D CA RO
C, TERA1 .V>l
b
O7/ CAPO
(P. /Z)

KEYBOARD CARD LAYOUT
0 P. DlA
A/V& E HOOiVD OPS f5rp/c
7
Red Orang e
0 O
Due ~ D AFAD 0
•0 A
Wn.Z.C Q
F
0
/cc// +r/w Or pen Eil uC
o o Qg d
OA TA
IVZF/l'7 OO 7RA/VS 0 0 Q
/Z onenl c
+vrr/e B/v e
wC grown
/vo •HQ
/
wn/ ~c Brown 0
0 0 Oop'
PHOCr" PRIh'TEN
SPEC 7 OCF 0 0 B/a c+ Q
/O
g/ac+ 0
OvYe//ow
0Pc/ Ore nI gA>
0Crree/7
ROC//VD OFF D. P. DCQZ
/
' 'l , l
4h'erg E 0+•f'd 3
I, o// C7 Cl C l Cl Q
a Cl 0 Cl Cl
• 7. ;~i(i:
g,C)•
©
I4'SFR / Dwrx PROB / R/W7FR
TFigh'S SERAC'T DPP
6'ir/r/g O7 //'c yboaru' 7<rrn
/na C
g.gnv ( Sgn /
7DO 8/cwn NBB g/rwn
7D/ /v
UH C3 7D2 O//n p«'g/o nro C'
7D9 7P//r w 7P////w
TD4 grec n r/rPPn
7D5 g/vc pcgc g/vC
7DP R rp/P Pvno/P
urv v
war/e D/- wn.. c.
/O g/ac/ 2O

AUTOCLEAR &
<h111q
1 f I
I1
0
V
4L
L
h
CI
O3P
03Z P
tu -
v'ro/
ZrrIIr
b
otp
0
Q

NORMAL N/AVEFORM OF AUTO CLEAR 5 L~J
QI
Cj
h.
n j 64'
(4

CLOCK PULSES

NOMAL WAV E FORM OF CLOCK PULSES

TWE 5 TD
T8 TFRht.'RA ' CONTROL
/ ?0~ 8 -C /7 TI+'E
/ P7 9 ) HD3541
X65-7362
7VDD
c 7d WWP3 — roo C
,7<
FT+ /7 ipe /OP-in' ?IO- 6 I TE'R/r/,7/A i
g// TDO
Pia 77d
: " .c6K' 8/O- Z , BZ E
e
// TO/
27d
Sd k' /I
FT? .' I 7D?
Prr7
Z776 ?/O- Ic B4
2rr6 4
X,9'/ TD3
~ 4I 77d
S/I
F/S 9// TD4
0' 0
77 I86
/7 ic
O p 8/o TDS
c 77 8O3- /ZCP??,
Sdk I/ n
///7 4 OZ- // ( P id l TD6
777 A • FR /IIAi
erc) P i n p r IBB
F ? ?D?
n/0
So?-/. 8 / 9/6 '
FTA TFRi)//n/Al
777 I 8 TF i P/I//VAl
7I'c Pr in.ior
nio TO+
7??
coo 8/5
l TD 0 Too
/8/PJ A/?
I
Dry/ TO I
804
/P/ e)
,n,c tl
/Ci/
l TDZ BO4 ( IJ
)
)
P./dc' /P) ice/
IO /I' IA /6
7gp O9
VDD
/n / l 8/6
TO9/
c 7
FTB pre TO// /P7 >, ?oe./3 L )I97-/,'
c I/
9' ?O/c
//) I n?e 7oP-5 )
P.rn
7/ S d k' I
FT6 )9 ,8 TeRM/r/Ai
2
4) FOIIP79O//
X
a) ~ To. id PARI'
e 00 PSo I A8
I
V F T4 /9 Sdk ii TD /S
4) P?g Toi - /o )
& Zl 7//
0 F?8 2
/nd 7D/6
nlc
PSO PZ>, ?O4-/?,I
CD /i 6N
r?8 ioI
ic rOI? (p?e,?Oe-/)
• in S/r 7 7
FTS nF
Vyg Flcr / ru c I'7
FTO wc Fz 97 TD/2-/ ?
~ ( 888. 4O4-5)
5'op paLe84 8 BS
— 12-

NORMAL WAVEFORM OF TWE 5 TD
raze c+ i' C+9
twE
COh'7EOZ O- 0' ZeE
vs 7/cg u 5</~ o y +/c+
r IAF/ /; g + ~ s'pic~
Sd oP»
~oDE C//O/
uA'0
& D
0+
rD
rwE
re
ro/
rO/8'
— 13-

KB1 — KB20 5 DL
C TEMP'C PAI'
4/CC VOO
5 c5K/2
/2 //
oc 2DL
',/IS
11
11
Hlul' (
Fl +2
par '.
/jl pl( fn]
rC
VOO
5DWI2 ~8Vcc " 9$
7>'7r;
World 8(( Kd / I/
<P/ dO3
vs)
r P4
Hlr(cg(
vDO' rBP
ID
ljIO4 0
vOO CL
r
dptr((rn, Z 04
~ r83
rrdd Om
BI/ P) vDD
I(p
I( l'd4
l d4 ~~x
H/8 vDD 0z
Danie' I'd/O
l d/O 8/4 vOO
ellII(rt 3wd2D
rgp PHD
, H/S 2(1
b Pu
— 14-

NORMAL WAVEFORM OF KB1 — KB20 5. DL
KB PRESSING
T.WI Q C H / CHZ
TwE T' it'E
COW'T/iI7' -/X
n D&%4/ KEI
gag • 7', rn7 or ~a~
FIVE' ".g g,undec
S IOPE CPivTRDI-II
AoDE C//OP
DP gian DP d cu' D'
pos.c'on Pos: Don KB2O
7 DZ
TDD rDo r ID@
7DI rD/r rD2 COnIROZ -c5
Ter TD I
o — 7 . n 7~ b de ind.ca es
KEY & KB 7DO — 7D 7 S. pa gg
<EV @ <B KEY
qg,rO CCEAF Ic7 rI7
APE
i ' T
Cr/ ECK /s'Ig+ T
F:N nn
' odD 7C7 nn
~ Or rIO7>
C EA+ rr~rtenn
rr g Cr rnn
CE I VC7IWECT
I4'S 7 nn
C~mi TER
rO" PRIh' <
I>n SPA "rnn
COi'. PRIh' <
.nn
7S Tg /2 7
+ 7O SP
S.n nn
n
-os STFP
EMCK
DFc.E7E
C+1 nn PWIn/7
PRoca
5'I~
Ch'< XM nrI
S.41nn STEP SF7
4 PAoIrW
'Penn PEED
SPnn FISZ I S '/ " a l TD /
EPnn A e ~O- 7 IZTOneo7%8rA<y
/eK O- TDO )
— 15-

FLG1 5 FLG2
• (7PFk' DT/AW
HD3542
DATA
PRIII/TERA X65-7363
Gqrrp//5) r/ •
T~E Ca+T/2oILER )AD5 PF~
ro
(P9»I ) 5 ben
VGG
7 D/2
ro J 3 (P, /?)
TP<4
Arp i/ HD3541
r
Fr/nc7.on P~c/ /TD 6) VDP CONTROL
v//ewr/Ter )alert/r.ce C ne) 8 TFRMII)'A) /o NJl X65-7362
1
F/-'g / r? Wb
vcc
C. TERM/ IIIA I
roa ro pEySDA RD
Torrr, ra/ (P. 4)
?I Iv
IT06 // /a /
I2Fob
II Inhib/l prrnp al' DSG mode. 2DS(-,~-I- eI FDVK
8. TFRMIHAL / %Rf 5.
I I+ P Zdr
SZ
1/a?CA/rp pe>) o,r
I
fLG.Z I CS>Fbo~-8) z Tpc Fo/
I/on FF I/J? I
Ivcc
re r/Ien (arC
IVCC /r l
l(P /? )Tpr 607 az,rz,
6'/o -8 /o wn
iC". ,W l
ro
carr//2O/ -6/cbI Zo lc.
rf» Pressed I
II
Le I
I?IIb
II
Sn re/ed e
I
I
7 P/2 /P )2)
8 • TFÃi')27)hlAL TD/b
Ioo»/
ZRD
CR Zb) HD3541
TD6 )TD)r H TER)/IIAA I. I 'Dp CONTROL
III /o/rn /. ra X65.7362
rDO, TD5 TDZ Oo CARCI Fc'G? Fab
r,/ FL<Z
p5v woes?)
7D/, TDETO5 I(EysoARp VCC
CP>) A8 t=lC»2 / I~"
C. TE'PW/Ii7A/ I' fl C 7 I)I. Ig '< w>
J(~
— 16-

NORMAL WAVEFORM OF FLG1, FLG2, SPR1,
SPR2, TMR, AR1 — AR8, MXR1 — MXR8 5. DL
TR' T~
+c >g /
rr+'D
~ sW/ nn g V!. 2 A4 g
g • goE //035<2 - 2-,/D
3r/s' - «. Zi/c'- b'
Mo'-o. Boo >re
>w/ ~c/)/ny p y~ e ! g/ )
/>/IA:9/ 2, 4r): g
oc/-/.33 I /3
C/rcu r d/ a g,"am a - r o!' r'o>//ng
s/r//'na($ ar e s/ >o »,n un P. /B
N,vri tÃ8-~%f@iZ /8 4 ,>/D~&2- -X
=)I=. 3. — 2b, 27di 2g
//Da y U2- c'.0 r/AD
7 //>/E O d a r.' ac 5
/f/
5'PiPZ
H OS'/ -3 Q~O rrD9542- PB DP d.al al 2
7A.1 W
//O&$4'/-22 /n/D Ban/1
S>> >C .'/0 Pin no. Signa IC'Ceo/ in no. na r' acecC
6'ca! /7 Io2
.P~.Cr / sea 2
/ DDT ,/-=' 5ron'O
I.VSFRQ 'o. ked r cr) I) wB /r) 27 P r//
e> locked r 7Do)I//ST2
~or nd sn. ac +/a (TI>4) can/)
/)nlr'C Sn al (////PAD(r.n! TDZ) I/YST/
DPr/.a! a! P ( U y )
T, /b
P gZ
//omar/-2b C/vD
e l/ '. g/c )
n
///oe in /) r../O~OY
• +brac //a(Cpos/I/on.'7'- o)
'<+ // n>4/„. t
Qr +noc (ockedrr c/$ /
+rr g"
-r.)f-'oleo'. cnen la.rc J,s ressed, roz)
/Wreg I
IFX<iI' ,~re Ss ed (r~ / )
— 17-

DATA TRANSFER CONTROL
OP , O S C A M O F I,lb'( TIOV R4CK' IvovP/ormS Shown
/v/EVOWV SoK' s Ih ' TF/ I'/ aCE on P / T d 7/
J,
n,
",v VDD
oI/0/(
fl)
C) 603
'II
PW3 d > - P6
( PZ9)
VDD
I
CENT nI
/ ~ 7 0
comHTFiE' vD
(P.PP J
wowo 6
CCr MA'R/
/PPP )
II
I.
n
/0/9
cob T
/'U<C
II I/)
Ke/ .v)
bg MD3541 CONTROL SPR/
VDD 7 0 & / - 2/
X65-7362 VG'P 2 5////Z oI 7- / c
0+0 / C/I
D
, I<6 5.
0Cl
5.
/. 80 P. /6
• OPFi( DP>IA
— 18-

DATA TRANSFER CONTROL
wa I/egorms s h o /re on ,~ / 7 S/1' C'Ar+ / 1. /t/I -
/net/c Pr/~ ra m area
7erm na C sT oz S tI'OO S/('D/
-'rDD '?Do /?OO: OOF- 9
CS / /'? D2 /'- TDD ?D/: gokt -//
CP DB(t &'E t TD2: diVcf- F
C Q Fr/T ERRoR CP/age, /OUJ
.vdDE r/OO
Z/I'roo) 8/D gp~Q on/( / 2S
S&r'o/) .' /D PSALM og c6
En:9 /ca VDO
? /I/ //' Ir ( /p I/O D
0
n' S7 /o2) (Ar/Chme(r/C )
(/C
O( HD3543 S.R. I/DD / 4 ~ / / M
PI/C+/OC 7 X65-7364 Ir (/I ~ rt 2
(o 9 I (s h'D /
h
nI
'IU CDOGS1
109
ICIRD I
AP/
9/e
/D/9 rl RZ WxR2
/I
/I//HS
16(/9 a
M/R'//
Is/9
//-rS
/ /O r9
~o
SPiP/
7s HD3542 DATA I/DD / 4
SPRY
/5 X65-7363 I/9(r c
CA Cr/I/'D /
Ir.
P /6 PZ6
— 19-