Casio QT-2100 User manual

SERVICE MANUAL
ELECTRONIC CASH REGISTER
(without price)
QT-2100(EX-590)
FEB. 2002

CONTENTS
QT-2100 PAGE
1. SPECIFICATIONS........................................................................................ 1
2. CONNECTOR LOCATIONS ........................................................................ 3
3. INITIALIZE (MAC) OPERATION.................................................................. 4
4. DISASSEMBLY............................................................................................ 9
5. CIRCUIT EXPLANATIONS ........................................................................ 14
6. OPTION INSTALLATION........................................................................... 27
7. IN LINE ....................................................................................................... 33
8. ON LINE ..................................................................................................... 36
9. DIAGNOSTIC OPERATION....................................................................... 39
10. ERROR CODE LIST................................................................................... 55
11. IC DATA ..................................................................................................... 62
12. PCB LAYOUT ............................................................................................ 68
13. CIRCUIT DIAGRAMS................................................................................. 70
14. PARTS LIST............................................................................................... 90

— 1 —
1. SPECIFICATIONS
1-1. Electrical specifications
1-2. Environmental specifications
1-3. Main components
• Operating temperature 0 °C ~ 40 °C
• Operating humidity 10 % ~ 90 %
• Storage temperature -20 °C ~ 60 °C
• Storage humidity 10 % ~ 90 %
• Vibration strength 1.5 G (The machine must be in the carton box)
• CPU Name HD6417709AF133B
Number of control bit32 bits
Internal RAM 16 KBytes
• RAM1, 2, 3 and 4 Name MSM51V18165DSL-6TKFB
Capacity2 Mbits x 2pcs(Standard RAM1,2)
• Video RAM Name LC35256FT-70U
Capacity 256 Kbytes
• Flash ROM Name MBM24DL324BE90PFTN
Capacity4 Mbits
120V 220V 230V 240V
•Power consumption In operation Max. 0.6 A 0.4A 0.4A 0.4A
stand-by Max. 0.15 A 0.09A 0.09A 0.08A
•Memory protection Back-up battery VL3032/SGA
Back-up period 30 days (25 °C)
Battery life Replace the battery every 5 years.
Recharge time 48 hours
•Clock & Calendar Accuracy Within ±30 sec. per month (25 °C)
Auto calendar Effective until 2099 A.D.
1-4. Drawer List
DRAWER NAME Type Specification NOTE
•DL-2780 M D-18BC-B84M-13* Europe, other countries
•DL-2916 M D-18BC-B87M-13* Europe
•DL-2781 M D-18BC-B84SM-13* Europe, UK, Germany
•DL-2917 M D-18BC-B87SM-13* Europe, UK, Germany
•DL-3618 L D-17BT-B65SM-9* USA, Canada
•DL-3619 L D-17BT-B65M-9* Europe

— 2 —
1-5. Option List
DEVICE NAME MODEL NOTE
•Dallas key (Clerk key) CLK-K22 for 6 clerk
•MCR (Magnetic card reader) QT-2046MC
•Rear display QT-2160D
•Sheet holder SH-KIT8 1 holders (1st - 4th)
•Sheet holder SH-KIT9 2 holders (1st - 4th, 5th - 8th)
•RAM CHIP QT-2130RAM Capacity 4 Mbytes, Backup battery
•Multi drawer kit MDL-11 additional 1 drawer
•Remote display QT-2163D
•Option pole QT-2061S For Remote display
•Remote display cable QT-2162S
•PC cable PRL-CB-2
•Sheet cover WT-81
•Slip printer SP-1300
•Slip printer cable PRT-CB-8C Length 1.5m
•Remote printer UP-250
•Remote printer UP-350
•Remote printer SA-3015
•Printer cable PRT-CB-8B Length 5m
•Printer cable PRT-CB-8A Length 3m
•Printer power supply PS-170 Power supply unit
•Printer AC AC-170 AC cord
•Handy scnner HHS-15
•CF Memory Card SDCFB-xx-505
•Modem 56k External Faxmodem
“US Robotics”
•Modem 56k External Voice
Faxmodem
“US Robotics”
•ISDN TA ELSA MICROLINK Only in Germany
TL-Pro (ISDN)
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 according
to 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. CONNECTOR LOCATIONS
COM1 Port (PC/MODEM)
COM4 Port
COM5 Port
COM6 Port
COM3 Port (REMOTE DISP)
IN LINE SELECTOR
IN LINE2 TERMINATOR
IN LINE2 IN
IN LINE2 OUT
POWER SWITCH
SLIP POWER
COM2 Port (SCANNER)
IN LINE1

— 4 —
3. INITIALIZE (MAC) OPERATION
3-1.How to initialize QT-2100 terminal
Preparation: 1. All peripheral devices and QT-2100 terminals of this cluster
should be turned off.
2. Connect all of the peripheral devices (such as printer, display
etc.) to QT-2100 terminal.
3. Connect all QT-2100 terminals by in-line.
Operation: 4. Turn on all peripheral devices of a QT-2100 terminal.
5. TurnonthisQT-2100terminalwithpressingtheleft-mostkeyof
the top row and release the key after buzzer sounds.
6. After releasing the key, enter “other = 1000, USA = 2000” and
press the right part of the <ST> key.
7. Data:
Enterthecurrentdate(YY/MM/DDorder)andpressthe<YES>
key.
8. Time:
Enterthecurrentdate(HH/MM/SSorder)andpressthe<YES>
key.
9. ID Character:
In ID character field, the auto-defined ID No. is shown.
We recommend that you should not change the value.
Date 01-10-10
Time 12:34 00
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Time 12:34 00
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Time 12:34 00
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Time 12:34 00

— 5 —
10.Check System:
Align the cursor as shown to the left.
The following is displayed by pressing <YES> key.
Selectone fromthe itemsinthe abovefigure andpress <YES>
key.
11.Check System:
Align the cursor as shown to the left.
The following is displayed by pressing <YES> key.
Selectone fromthe itemsinthe abovefigure andpress <YES>
key.
12.Check System:
Align the cursor as shown to the left.
The following is displayed by pressing <YES> key.
Selectone fromthe itemsinthe abovefigure andpress <YES>
key.
13.Please confirm all of the field and if they are all right, press the
<YES> key to proceed the next step.
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Time 12:34 00
Check System
1. Master
2. Backup Master
3. Satellite
4. Selfmaster
R/J/Order Printer2
1. No
2. UP-350
3. SA-3015
4. UP-250
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Time 12:34 00
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Time 12:34 00
Slip Printer
1. No
2. SA-3015
3. SP-1300
Check System Master
Check Cluster ID 0
ID Character MC #01
R/J/Order Printer(1) No
R/J/Order Printer(2) No
R/J/Order Printer(3) No
Slip Printer No
OK? YES
Date 01-10-10
Time 12:34 00

— 6 —
14.If you want to download program data from other terminal,
Please select one of “2” or “3” and Press <YES> key.
If you don’t need to download any program data, select “1. No
Restore / Receive” and Press <YES> key. The initialization of
this terminal is completed.
1. No Restore / Receive
2. PGM Restore (CF Card)
3. PGM Restore (Inline)
AUTO PGM
■When “2. PGM Restore (CF card)” is selected
1The file name list of the AUTO PGM data inside the CF CARD
is displayed.
Note: The files are displayed in the order they are found.
They may not be listed in chronological order.
2Selecting a file name displays the confirmation as shown in the
left figure.
Press <ESC> to return to the previous screen.
3When <YES> is pressed: the file is restored from the CF card,
followed by “End” display.
Press<NO>or<ESC>toendandreturntothepreviousdisplay.
4Press <ESC> to end CF Card and change to waiting mode.
CF Card
Data Restor
*1. PLUPGM1 .004****
2. PLUPGM2 .004
3. PLUPGM3 .004
4. STORE-AA.090
5. STORE-BB.090
6. STORE-CC.090
7. STORE-DD.090
8. SETMENU .028
0. 00
* * *
Are you sure to restore?
STORE-AA.090
CF Card
0. 00
* * *
CF Card 20
Data Restore 090
Normal End
CF Card
0. 00

— 7 —
■When “3. PGM Restore (IN LINE)” is selected
1Select one of the following for the Receive PGM.
1. All Data: Eincluding totalizer, CHK, Index&Detail
2. All PGM
2Select receive terminal.
3Align the cursor and press <YES> key.
When INLINE AUTO PGM normally ended. When INLINE AUTO PGM abnormally ended.
Notes: There is no retry even when abnormally ended.
Ineither(normalorabnormal)ending,press<ESC>to
end INLINE AUTO PGM and change to waiting mode.
Receive Data *All*Data**** 1
PGM Receive from *MC*#1******* 2
OK? *Yes* 3
Normal End
31-12-96 11:59PM
Receive Data All Data
PGM Receive from MC #01
Normal End
31-12-96 11:59PM
Receive Data All Data
PGM Receive from MC #01
OK? YES
Normal End
31-12-96 11:59PM

— 8 —
3-2. How to initialize QT-2100 terminal (add/replace one QT-2100)
1. All peripheral devices and QT-2100 terminals of this cluster should be turned off.
2. Connect all of the peripheral devices (such as printer, display etc.) to this QT-2100 terminal.
3. Connect this QT-2100 terminal to in-line.
4. Turn on all peripheral devices of this QT-2100 terminal.
And turn on all QT-2100 except this terminal of the cluster.
5. Turn on this QT-2100 terminal with pressing the left-most key of the top row and release the key after
buzzer sounds.
6. After releasing the key, enter “other = 1000, USA = 2000” and press the right part of the <ST> key.
7. Refer to “2-1 How to initialize QT-2100 terminal” on page 3.
2-3. How to flag clear QT-2100 terminal (or INIT2)
Preparation: 1. This QT-2100 terminal should be turned off.
2. Checkthe connectionof allperipheral devices(suchasprinter,
display etc.) of this QT-2100 terminal.
3. Check the connection of this QT-2100 terminal to in-line.
Operation: 4. Turn on this QT-2100 terminal with pressing the right-most key
of the top row and release the key after buzzer sounds.
5. After releasing the key, press the <ST> key.
6. Select “1.Flag Clear” and press the <YES> kye.
The flag clear operation is finished.
Note:
Performing “Init 2” requires password “8888888888”.
0.00
10-10-01 12:34
INIT
1.Flag Clear
2.Init2