Casio 140CR-272 User manual

SERVICE MANUAL
(without price)
ELECTRONIC CASH REGISTER
140CR/PCR-272
(EX-260)
FEB. 2009

CONTENTS
140CR/PCR-272 PAGE
1. SPECIFICATIONS ...................................................................................................... 1
2. MACHINE INITIALIzATION ....................................................................................... 3
3. DISASSEMBLy .......................................................................................................... 4
4. CIRCUIT EXPLANATION......................................................................................... 12
5. DIAGNOSTIC OPERATION ..................................................................................... 13
6. TROUBLESHOOTING.............................................................................................. 18
7. PCB LAyOUT........................................................................................................... 19
8. CIRCUIT DIAGRAMS ............................................................................................... 20
9. PARTS LIST ............................................................................................................. 24

— 1 —
1. SPECIFICATIONS
1-1.Electricalspecications
• Power consumption
In operation Max.
120 V 220 V 230 V 240 V
0.1 A 0.05 A 0.05 A 0.05 A
• Memory protection Back-up battery
Back-up period
Battery life
Mangan Battery (UM-3×3 pcs)
1 year (25 °C)
Replace the battery every 1 years.
• Clock & Calendar Accuracy
Auto calendar
Within ± 30 sec. per month (25 °C)
Effective until 2099 A.D.
1-2.Environmentalspecications
• Operating temperature 0 °C ~ 40 °C
• Operating humidity 10 % ~ 95 %
• Storage temperature -25 °C ~ 65 °C
• Storage humidity 10 % ~ 95 %
• Vibration strength 1.5 G (The machine must be in the carton box)
1-3.Maincomponents
• CPU Name
Number of control bit
UPD780058BGC179-8BTA
8 bit
• Thermal printer Name
Print method
MCBF
M-42V-009-040
Print wheel selecting type serial printer
700,000 lines
• Roll paper Type
Size
Roll diam
Fine-quality paper
28 +0/-1 mm
80 mm or less
1-4. Drawer List
Type DrawerName Specication
S DL-1334 D-21L2C-D53RM-4
S DL-1843 D-21LC2-D54RM-4
MDL-2812 D-25L2C-B84RM-4

— 2 —
1-5.OptionList
DeviceName Model Note
• Roll paper P-5860 58 × 12 × 60D
• Ink roll
• Water cover WT-92
CAUTION
Dangerofexplosionifbatteryisincorrectlyreplaced.
Replaceonlywiththesameorequivalenttyperecommended
bythemanufacturer.
Disposeofusedbatteriesaccordingtothemanufacture’sinstructions.
VORSICHT !
ExplosionsgefahrbeiunsachgemäßemAustauschderBatterie.
ErsatznurdurchdenselbenodereinenvomHerstellerempfohlenen
gleichwertigenTyp.
EntsorgunggebrauchterBatteriennachAngabendesHerstellers.
ADVARSEL !
Lithiumbatteri-Eksplosionsfarevedfejlagtighándtering.
Udskiftningmákunskemedbatteriafsammefabrikatogtype.
LevérdetbrugtebatteritilbagetilleverandØren.

— 3 —
2. MACHINE INTIALIZATION
2-1.Toinitializethecashregister
Note:YoumustinitializetheCashregisterandinstallthememoryprotectionbatteries
beforeyoucanprogramthecashregister.
1. Set the Mode Switch to OFF.
2. Load the memory protection batteries.
3. Plug the power cord of the cash register into an AC outlet.
4. Set the Mode Switch to REG.
2-2.Toloadthememoryprotectionbatteries
1. Remove the printer cover.
2. Open the battery compartment cover.
3. Load 3 new SUM-3 ("AA") type batteries into the compartment.
Be sure that the plus (+) and minus (–) ends of each battery are facing in the directions indicated by the
illustrations inside the battery compartment.
4. Replace the memory protection battery compartment cover back into place.
5. Replace the printer paper and printer cover.
REPLACEMEMORYPROTECTIONBATTERIESATLEASTONCEEVERYYEAR.

— 4 —
3. DISASSEMBLY
Make sure to use correct Screws when assembling since
there are several kinds of them. It is a good idea to sort
them as shown in the right when disassembling.
A. Removing the UPPER CASE block
B. MODE-KEY-SW-ASSY
D. MAIN PCB, PRINTER UNIT and MOTOR
E. KEY-BOARD-ASSY
F. Removing the DRAWER CASE
C. 7 SEGMENT LCD
Disassembly Procedure
Disassemble the main units in the sequence shown below.

— 5 —
A. Removing the UPPER CASE block
A-1. Remove the printer cover.
A-2. Remove two screws.
A-3. Remove the UPPER CASE.
Screw (S2)Screw (S1)
A-4. Remove the drawer cable.
UPPER CASE
Drawer
Drawer cable
Tape
ASSEMBLING TIPS:
When assembling the UPPER CASE, be sure to x the drawer cable with tape.
Drawer cable

— 6 —
C. Removing the 7 segment LCD
C-1. Remove two hooks and then remove the DP-BOARD.
C-2. Remove two hooks and then remove the 7 SEGMENT LCD.
Hooks
DP-BOARD
Hooks
B. Removing the MODE-KEY-SW-ASSY
B-1. Remove the FFC.
B-2. Remove one screw and then remove the MODE-KEY-SW-ASSY.
FFC
Screw (S3)
MODE-KEY-SW-ASSY

— 7 —
C-3. Unsolder two FCCs on the 7 segment LCD.
ASSEMBLING TIPS:
Start connecting from the NO.1 pin whose color is blue.
D. Removing the MAIN PCB, PRINTR UNIT and MOTOR
D-1. Remove one screw and then remove the PR-MOUNT.
D-2. Remove the PRINTER UNIT.
ASSEMBLING TIPS:
When assembling the PR-MOUNT, engage it between the UPPER-CASE and the PRINTER.
FFCs Soldered parts
Screw (S3) PRINTER UNIT
PR-MOUNT

— 8 —
D-3. Remove one FFC and remove one connector.
D-4. Remove one screw and then remove PCB-HOLDER-L.
FFC
Connector
Screws (S4)
Screws (S4)
D-5. Remove four screws.
D-6. Remove the MAIN PCB.
PCB-HOLDER-L
Screw (S2)

— 9 —
D-7. Remove two hooks and then remove the TR-CASE.
Use caution as the ENCLOSURE also comes off when disengaging the TR-CASE.
ASSEMBLING TIPS:
When assembling the TR-CASE, sandwich the MAIN PCB with the TR-CASE and the ENCLOSURE
and then engage it with hooks.
D-8. Unsolder two FCCs on the MAIN PCB.
D-9. Unsolder a FCC on the PRINTER.
Hooks
ENCLOSURE
Hook
Hook TR-CASE
FFCs
FFC
Soldered parts
Soldered parts

— 10 —
D-10. Remove one hook and then remove the MOTOR-MOUNT.
D-11. Remove three hooks and then remove the MOTOR.
D-12. Unsolder two read wires on the MOTOR.
Hooks
MOTOR-MOUNTMOTOR
Hooks
Soldered parts

— 11 —
E-3. Remove four screws and then remove the KEY-BOARD ASSY.
E. Removing the KEY-BOARD-ASSY
E-1. Remove the FFC.
E-2. Remove one screw and then remove the PCB-HOLDER-R.
FFC
PCB-HOLDER-R
Screw (S2)
CHASSIS
FPC
SPACER
COMMON SHEET
CAP/L
PLATE/L
KEY TOP/L
KEY TOP/L
PLATE/S
KEY TOP/S
RUBBER/C
FLAME/KB
CAP/S
Screws (S3)

— 12 —
4. CIRCUIT EXPLANATION
4-1.BLOCKDIAGRAM
2P
2P
2P
21P
8P
8P 12P
DRAWER
PARALLEL CABLE PARALLEL CABLE
WINDER
MOTOR
TRANSFORMER
TE-264-***
E-260-1
DISPLAY
KEY BOARD
BATTERY
UM-3(PZ) X3
MODE KEY
2P
PRINTER
M-42V

— 13 —
5.DIAGNOSTICOPERATION
5-1.Tostartthediagnosticprogram
ECR enters the diagnostic mode by the following operation.
1. Turn the mode key to PGM.
2. Input “99990000” and “ST(SUB TOTAL)”.
Upon the above operation ECR prints the following and issues a receipt.
 *NotethatthetestmodewillnotbootifonceareceipthasbeenissuedintheREG/RF/X/Zmode.
In this case, remove the battery and perform the above operation again.
2 0 0 0 - 0 0 - 0 0
0 0 - 0 0 # 0 0 0 1
-d1d2d3d4--d5d6d7
d1d2d3d4: Version No.
d5: Destination PAD
0: domestic
1: general export (ADD2)
2: US/Canada
d6: 0: tax spec
1: no tax spec
“-”: overseas
07: 0: domestic
“-”: overseas
 *“#”isnotprintedforUSandCanada.
5-2.ContentoftheTest
1. Displaying the Key Code .......................... Press any key other than the ten keys and clear key.
2. Displaying the Switch Condition ............... Press the clear key, or change the status of switches.
3. Printing, Display and Drawer test ............. One digit number + “ST(SUB TOTAL)” key
5-3.DisplayingtheKeyCode
Press any key other than the ten keys and clear key to dipslay the hard key code as shown below.
(Display)
019
FEED 029 C 028 023 021 017
7 8 9 027 022 020 016
45 6 026 019 015
123 025 018 014
0 011 012 024 013

— 14 —
5-4.DisplayingtheSwitchCondition
Press the clear key, or change the status of switches to display the current conditions.
[ DISPLAY ]
Mode Switch
1: PGM, 2: RF, 4: REG, 5: CAL, 6: X, 7: Z, 0:no contact
FEED Key
0: OFF, 1: ON
No tax PAD (Film)
0: No tax (Cut), 1: tax (Default)
0: Fixed
No Display
PAD2
0: Open, 1: Short
PAD1
0: Open, 1: Short
5-5.Checkitem
The following test can be checked in the diagnostic test.
No Devicetobechecked Operation Note Page
1BATCH TEST 1Test Device :
Display, Time, Date,
Drawer, Printer
14
2SWITCHING THE RECEIPT / JOURNAL 2 14
3BATTERY TEST 7 15
4PRINTER TEST 8 15
5 TIME DISPLAY TEST 9 16

— 15 —
5-6.Operationofeachtest
[1] BATCHTEST
[Operation]
Operation : 1ST (SUB TOTAL)
(1) All lit in the display
(2) Time and date setting
(3) Drawer open.
(4) All lit
(display) :
88888888=
↑ Transaction
(5) Waits for key input
(6) Time and date setting
Set the time and date at 23:59 on 31 December, 1994.
(7) Drawer open
(8) Test print
US : 1 2 3 4 5 6 7 8 9 0 1 2 S T #
Other than US : 1 2 3 4 5 6 7 8 9 0 1 2 S T #
(9) Test display
(display) :
12345 6 7 8
[2] SWITCHINGTHERECEIPT/JOURNAL
[Operation]
Operation : 2 ST (SUB TOTAL)
This test switches the printing between the receipt and the journal.

— 16 —
[3] BATTERYTEST
[Operation]
Operation : 7ST (SUB TOTAL)
This test displays the battery voltage value.
The battery voltage is displayed until a power down occurs.
(display) :
BBB BBB: battery voltage
Ex) when the voltage is 2.56V, “BBS=256” is displayed.
[ 4 ] PRINTER TEST
[Operation]
Operation : 8 ST (SUB TOTAL)
All the fonts are printed.
US (Total of 14 digits) Other than US (Total of 12 digits)
000000000000CAZ 000000000000CAZ
111111111111CH1 111111111111CH1
222222222222RA2 222222222222RA2
333333333333PO3 333333333333PO3
444444444444NT4 444444444444NT4
555555555555 STCK 555555555555 STCK
666666666666AT+ 666666666666AT+
777777777777CG- 777777777777CG-
888888888888TXX 888888888888TXX
999999999999RF@ 999999999999RF@
Blank line
#eeeeeeeeeeee#
••••••••••••%NS ••••••••••••%NS
,,,,,,,,,,,,VDTA ############VDTA

— 17 —
[5] TIMEDISPLAYTEST
[Operation]
Operation : 9ST (SUB TOTAL)
Time is displayed until the clear key is pressed or a power down occurs.
[6] ENDINGTHETESTMODE
To leave the test mode, remove the battery (AUTO MAC).

— 18 —
6.TROUBLESHOOTING
140CR
Symptom/Problem Mostcommoncauses Solutions
1E01 appears on the display. Changing modes without
completing transaction.
Return mode switch to where it
stops buzzing and press
CA
=
AMT
TEND
.
2E08 appears on the display. Sign on operation is not
performed.
Prior to starting registration of
any other operation, press ~
and then
%
CLK#
.
3E94 appears on the display. Printer paper is jammed. Remove jammed paper. Turn
Mode switch to OFF then turn to
ON, or Turn power OFF and then
turn power ON.
4No date on receipt.
Paper is not advancing enough.
Printer is programmed as a
journal.
Program printer to print receipts.
5 Drawer opens up after ringing up
only one time.
Department is programmed as a
single item dept.
Program the dept. as a normal
dept.
6 Not clearing totals at end of day
after taking report.
Using X mode to take out reports. Use Z mode to take out reports.
7 Programming is lost whenever
register is unplugged or there is
a power outage.
Bad or no batteries. Put in new batteries.
8 Register is inoperative.
Can’t get money out of drawer.
No power. Pull lever underneath register at
rear.
9 E90 appears on the display. Totals remain in the memory. Issue the general control reset
report, periodic reset report and
PLU reset report.
PCR-272
Symptom/Problem Mostcommoncauses Solutions
1E01 appears on the display. Changing modes without
completing transaction.
Return mode switch to where it
stops buzzing and press
CA
=
AMT
TEND
.
2E08 appears on the display. Sign on operation is not
performed.
Prior to starting registration of
any other operation, press ~
and then
%
CLK#
.
3E94 appears on the display. Printer paper is jammed. Remove jammed paper. Turn
Mode switch to OFF then turn to
ON, or Turn power OFF and then
turn power ON.
4No date on receipt.
Paper is not advancing enough.
Printer is programmed as a
journal.
Program printer to print receipts.
5 Drawer opens up after ringing up
only one time.
Department is programmed as a
single item dept.
Program the dept. as a normal
dept.
6 Not clearing totals at end of day
after taking report.
Using X mode to take out reports. Use Z mode to take out reports.
7 Programming is lost whenever
register is unplugged or there is
a power outage.
Bad or no batteries. Put in new batteries and program
again.
8 Register is inoperative.
Can’t get money out of drawer.
No power. Pull lever underneath register at
rear.