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