Sanyo ECR-238 - Page 2

INDEX
1.
MACHINE
RECOGNITION
Pee
er
er
ee
1
1-1
.
POWER
SUPPLY
Pe
ee
1
1-2. BATTERY REPLACEMENT ee ee ee ee ee 4
1-3. PROTECTIVE EARTH ee ee eae ee ee eee ee ee 1
2.
CONNECTION
DIAGRAM
ee
ey
2
3.
PIN-OUT
DIAGRAM
ee
ee
ee
2
4.
OPENING
/ ASSEMBLING
THE
UNIT
Se
ee
a
ee
3
4-1
.
OPENING
THE
CABINET
dame
ence
mre
e
cece
rer
eat
ears
seeseonse
3
4-2, REMOVING THE PRINTER ee eee ee ee ee ee 3
4-3. REMOVING THE KEYBOARD ee ear er a re 3
4-4, REMOVING THE M1 PCB SNE Be 8 See We woe we ee OS yO eae 6888 eee 3
4-5. ASSEMBLING THE UNIT Paar a ae er re ee 4
5.
MACHINE
INITIALIZE
reer
ee
eee
ee
ee
4
6.
CUSTOMIZING
KEYBOARD
Pe
eee
er
ee
ee
ee
7
6-1
i
TYPICAL
KEYBOARD
LAYOUT
Perr
re
ee
ee
7
6-2. ASSIGN THE NEW-KEY CODE TO KEYBOARD - +++ +++ +++ 7
6-3. DISABLE THE KEY ON THE KEYBOARD «+++ sss es tee ee ree (2
7. SELF DIAGNOSTIC ee a ee er ee 8
8.
ERROR
CODE
&
MESSAGE
Perera
ere
a
a
a
ee
ee
ee
eee
8
9,
PROGRAMMING
ee
er
er
er
ee
er
ae
a
ee
|
10
10. CONFIRMATION OF PROGRAM 00 6 aa Oe 60 Sele oe eo we a ee were ee © ee 13
11. SCHEMATIC DIAGRAM Pee ee ae eee ee ee 14
12. PC BOARD DIAGRAM eee ee ee ee 15
13.
DEVICE
SPECIFICATION
Pee
a
a
er
ee
ee
19
14, DESCRIPTION OF CIRCUIT Pee e eee er ere ee 23
14-1 : POWERSUPPLY SECTION Peer aera eer er re 23
14-2. DISPLAY AND KEY SCANNING CIRCUIT +++ ++++20s5s 8050 24
14-3, POWER FAILURE DETECTING CIRCUIT --- +++ +s 5r 208 24
14-4. RESET CIRCUIT ee ere are ee ee ee 24
14-5. BUZZER CIRCUIT Pe ee 26
14-6. DRAWER / PAPER WINDER STAMP CIRCUIT «+--+ +++ +++ *- 26
14-7. PRINTER CIRCUIT Per rer rere er a ee ee 26
15.
TROUBLE
SHOOTING
ee
ee
27
16.
DESCRIPTION
OF
PRINTER
emer
cree
weer
ewan
ae
renee
nese
eee
taee
29
4
1
OVERVIEW
Serre
ee
eee
ar
rrr
ee
29
1 1 1 SPECIFICATIONS ee eee ee ee 29
1
1
2
PRINTER
OPERATION
er
eee
ee
29
1.1 3 DETECTION MECHANISM ee ee ee 30
1.1.4
PATTERN
OF
PRINT
WHEEL<
+++
++
00ers
sere
r
eer
eee
30
2.2
MAINTENANCE
ee
ary
30
2.2.1 CLEANING a 30
2.2.2 INSPECTION Pr er re 30
23 LUBRICATION re ee ee 31
2.3.1 LUBRICANT TYPES a ee ee 31
2.3.2
LUBRICATION
REQUIREMENTS
-
«++
+++
520505
ser
eee
31
2.3.3 LUBRICATION POINTS er 31
2.4 TOOLS AND LUBRICANTs Para ae ee eee er 31
2.4.1
LIST
OF
TOOLS
Parra
eree
are
e e
er
e
e
e
31
2.4.2
LIST
OF
LUBRICANTS
ee
ee
ry
31
2.5
REPAIR
ere
eer
ee
ee
ee
33
25.1 REPAIR LEVELS Pe ee ee ee 33
2.5.2 REPAIR PROCEDURES a 33
2.5.3 REPAIR GUIDELINE ee ee ee er 33
3.1 DISASSEMBLY ee ee er er ee er ee 39
3.2 ASSEMBLY ee ee 39
3.2.1 SUBASSEMBLY Se 40
3.2.2 MAIN ASSEMBLY Pree ee ee 42
3.3 ADJUSTMENTS ee ee ee 51
17.
EXPLODED
VIEW
gb
wobiibeey
a
ane
te
eo
eraveya:
Boa
ee:
Bah
ae
eee
ey
ated
aera
bare
Ler
6
eee
eet
eee
52
18.
PARTS
LIST
ob
wel
el
whee
p!
Sle
wn
eS
ee
were
ee
O88,
a
sa
eo
Oe
Oe
8
ow
ete
See
ae
eae
ae
53
19.
PRINTER
EXPLODED
VIEW
/
PARTS
LIST:
+++
0001022
e
reser
serene
56
20.
KEYBOARD
EXPLODED
VIEW
/
PARTS
LIST
«+-
+++
+--+
-20r0rsr
ree
57
21. DRAWER EXPLODED VIEW / PARTS LIST -srrttcrrstrtrtte rcs 58