Canon Speedlite 420EX Instruction Manual

Canon
SPEEDLITE 420EX
REF.NO. C50-0781
PARTS
CATALOG

REF. NO. CSO-078 I
CANON SPEEDLITE 420 EX
CY
CY2
(See Pg.2 1
( See Pg.3 1
CY2-I 167,~
h=+&?@L A,
____ .--a
(I..!& y&j-l2 I I 7 cy2-“37x2
CYZ-JZVV CY2-1249 I
% \ CY3-1350 i
1See defuil 1
2- I206
-1209
% WI-3585
CY2-I249 &j
CY2- I250
/See detail /
\.
\ /
I I
* CY2-1 l93x2 tj?qq, ~
I 4
CY2-'249
CY2-1250 detail
_i_ A Parts No.
+==T 0.07 mm CY2-I249
A 0.03 mm CY2-I250
J’
8
II31
CY2-l l35x2

pg 1
PARTS LIST
REF.No.C50-0781
NEW PARTS No. CLASS QTY DESCRIPTION Page
CGl-3585-000
* CY2-1121-000
* CY2-1130-000
* CY2-1131-000
* CY2-1135-000
2 AF LED UNIT
1 BATTERY COVER UNIT
1 PANEL, AF LED
1 PANEL, WIRELESS SENSOR
4 SCREW, 2X4.5
* CY2-1137-000
* CY2-1167-000
* CY2-1193-000
* CY2-1204-000
* CY2-1205-000
* CY2-1206-000
* CY2-1209-000
* CY2-1211-000
* CY2-1249-000
* CY2-1250-000
4 SCREW, 2X4
2 SCREW, 1.7X5
2 STOPPER, COVER
1 COVER, FRONT
2 PLATE, COVER HOLD
1 LEAD ASS'Y, CN-1
2 SCREW, 1.7X8
1 PCB ASS'Y, WIRELESS SENSOR
1 SPACER, (A)
1 SPACER, (B)

REF. NO. C50-078 I
CANON SPEEDLITE 420 EX
CY2-4001
cY2 -I 136,*
@a \
/
_f’\fl CY2-I216
CY2-4004
#$ CY2-1221
oCY2-I223
I CY2-1221 )!j
CY2-1223’
I
i CY2-1225
c
c c #
--*[ 80
a c
\\ ey from Pg.4
‘\ (CY2-4009 1
2-1132
-l224,2
( CY2-1247
cy2 -r244
.
/ v . \ %
224x; CY2-I 168 m CY2-1239
CY2- I
.’
/- I CY2-I243
1
CY2-1245 -/ A CF4-0497,2
CY2-1246
cP
-(.
x4
Y2-1224
I/ / - CA4-3692,2 A
CY2-1224,~
e

pg 2
PARTS LIST
REF.No.C50-0781
NEW PARTS No. CLASS QTY DESCRIPTION Page
CONTACT, BATTERY
CONTACT ASS'Y, BATTERY
PLATE, ZOOM
PLATE, CHANN@
SHEET, INsijikTOR
CA4-3692-000
CF4-0497-000
CY2-1122-000
CY2-1123-000
CY2-1132-000
B
B
A
B
C
F
F
C
C
B
C
B
C
F
B
C
C
C
C
B
B
B
B
B
B
SCREW, 2X8
SCREW, 2X5
PLATE, MAIN SWITCH
PLATE, MODE SWITCH
BUTTON, TEST
CY2-1136-000
CY2-1168-000
CY2-1214-000
CY2-1215-000
CY2-1216-000
2 SPRING, COIL
2 SWITCH, CHANNEL SELECT
2 BALL
11 SCREW, 2X3.5
1 PCB ASS'Y, (A)
CY2-1221-000
CY2-1222-000
CY2-1223-000
CY2-1224-000
CY2-1225-000
CY2-1239-000
CY2-1242-000
CY2-1243-000
CY2-1244-000
CY2-1245-000
CASE, BATTERY
PIN, CLICK
SPRING, COIL
STICKER, BATTERY
PCB ASS'Y, (c)
PCB ASS'Y, (B)
PCB ASS'Y, (D)
COVER ASS'Y, REAR
SWITCH, MAIN
SWITCH, MODE
CY2-1246-000
CY2-1247-000
CY2-4001-000
CY2-4004-000
CY2-4005-000

REF. NO. MO-078 I
CANON SPEEDLITE 420 EX
CY2-I 145
CY2-I 140 w2-, 142
- I I 6gx2 ( See Pg.4 1
,,,.I l68,, 88
CY2-4003
CY2-I I61
CY2-4006
CY2-4002
CY2- I I50 I_,,;, %
‘\ 6
.. - .- _--a
CYZ-12063
-I I27
CY2-I I39
CY2-I I24
@ /
CY’2-I I66,q

pg 3
PARTS LIST
REF.No.C50-0781
NEW PARTS No. CLASS QTY DESCRIPTION Page
*
*
*
*
*
*
*
*
*
*
CY2-1124-000
CY2-1127-000
CY2-1138-000
CY2-1139-000
CY2-1140-000
CY2-1141-000
CY2-1142-000
CY2-1143-000
CY2-1145-000
CY2-1149-000
CY2-1150-000
tY2-1151-000
CY2-1152-000
CY2-1153-000
CY2-1155-000
CY2-1156-000
CY2-1157-000
CY2-1159-000
CY2-1160-000
CY2-1161-000
CY2-1162-000
CY2-1163-000
CY2-1164-000
CY2-1165-000
CY2-1166-000
CY2-1168-000
CY2-1169-000
CY2-1171-000
CY2-1208-000
CY2-4002-000
CY2-4003-000
CY2-4006-000
6
B
B
B
B
B
B
C
C
C
C
C
C
B
C
C
C
C
C
C
C
C
C
F
F
F
F
C
C
C
C
C
1
1
4
8
6
2
1
XOVER, RUBBER (R)
COVER, RUBBER (L)
COVER, FLASH (U)
COVER, FLASH (L)
COVER, PIVOT (R)
COVER, PIVOT (F)
PANEL, PROTECT
PANEL, FRESNEL
WHEEL, PIVOT (L)
SPRING, BOUNCE LOCK (V)
PLATE, BOUNCE (V)
PIN, CLICK
SPRING, COIL
KNOB, BOUNCE LOCK (H)
PIN, BOUNCE LOCK (H)
SPRING, COIL
PLATE, DETENT
TAPE, DOUBLE-SIDED
SPRING, COIL
SPACER
PCB, BOUNCE SWITCH (V)
PCB, BOUNCE SWITCH (H)
LEAD ASS'Y, CN-12
SCREW, 2X5
SCREW, 2X5
SCREW, 2X5
SCREW, 1.7X3
MAIN CAPACITOR ASS'Y
PIN, CLICK
WHEEL, PIVOT (R)
SWITCH, BOUNCE (H)
KNOB, BOUNCE LOCK (V)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

REF. NO. C50-078 I
CANON SPEEDLITE 420 EX
This unit is illustrated upside -down
/
/
/
/
0
/
0
/
CY2-1203 0
_P
CY2-1203
to Pg.2
CY2-4009 *
/
0
0
f pq
I
r((CY2-I1851
9
I
CY2-4007
---- _~~----~~-~- 1
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kY2-II771 1
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pg 4
PARTS LIST
REF.No.C50-0781
NEW PARTS No. CLASS QTY DESCRIPTION Page
* CY2-1177-000 C 1 REFLECTOR, SIDE (R) mhw!wi (6) 4
* CY2-1178-000 C 1 REFLECTOR, SIDE (L) Iswimmi (&) 4
I CY2-1185-000 C 2 SCREW mmh (C) 4
* CY2-1194-000 C 1 LEAD ASS'Y, CN-2 'J- ~#!$tzy b (CN-2) 4
* CY2-1196-000 B 1 LAMP, XENON *iz/=/s>~ 4
* CY2-1197-000 C 1 RING, RETAINING (E, 1.2) l%kbi3% 4
* CY2-1199-000 F 1 SCREW, 1.4X3 f/+j7y~>q*y 4
* CY2-1202-000 F 1 SCREW, 1.4X1.8 +jpjc&y 4
* CY2-1203-000 C 2 INSULATOR mwzL-~ 4
* CY2-4007-000 C 1 LAMP HOUSING UNIT ~JpjsizILzy~ 4
* CY2-4008-000 C 1 ZOOM MOTOR UNIT, AC 1W *--~+!&mJl=yb 4
* CY2-4009-000 C 1 CONNECTOR ASS'Y, OPT 77&+7+p-l=yb 4

REF. NO. C50-0781
CANON SPEEDLITE 420 EX
CY2-1236
CY2-1226
CY2-1230 fa
CY2-1228
3 CY2-1234
8
1237
I
w
/ @ CY2-1233
/’
I CY2-1232
CY2- I227