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13. CIRCUIT DIAGRAM
MODEL : QT-2100
(EX-590)
CONTENTS
1. OPTION BLOCK DIAGRAM .................................................................................................... 71
2. MAIN PCB CIRCUIT ................................................................................................................ 72
2-1. MAIN PCB CIRCUIT (1/9) ................................................................................................ 72
2-2. MAIN PCB CIRCUIT (2/9) ................................................................................................ 73
2-3. MAIN PCB CIRCUIT (3/9) ................................................................................................ 74
2-4. MAIN PCB CIRCUIT (4/9) ................................................................................................ 75
2-5. MAIN PCB CIRCUIT (5/9) ................................................................................................ 76
2-6. MAIN PCB CIRCUIT (6/9) ................................................................................................ 77
2-7. MAIN PCB CIRCUIT (7/9) ................................................................................................ 78
2-8. MAIN PCB CIRCUIT (8/9) ................................................................................................ 79
2-9. MAIN PCB CIRCUIT (9/9) ................................................................................................ 80
3. KEYBOARD ............................................................................................................................. 81
3-1. KEYBOARD 1 ................................................................................................................... 81
3-2. KEYBOARD 2 ................................................................................................................... 82
4. CONNECTOR BOARD ............................................................................................................ 83
4-1. CONNECTOR BOARD 1 .................................................................................................. 83
4-2. CONNECTOR BOARD 2 .................................................................................................. 83
5. KEY SHEET SWITCH .............................................................................................................. 85
6. ARCNET BOARD .................................................................................................................... 86
7. LCD VOLUME ......................................................................................................................... 87
8. EXPANDED RAM BOARD (OPTION) ..................................................................................... 88
9. REMORT DISPLAY (OPTION) ................................................................................................ 89
Items
Circuit Names
Management Criteria
Remarks
Power supply voltage
Vp
22.8V ~ 25.2V (typ 24.0V)
Waiting (no option)
Vcc
4.75V ~ 5.25V (typ 5.00V)
Vdd
4.75V ~ 5.25V (typ 5.00V)
V3.3
3.00V ~ 3.60V (typ 3.30V)
Vedo
3.20V ~ 3.60V (typ 3.30V)
V1.9
1.75V ~ 2.05V (typ 1.90V)
Vrts
1.75V ~ 2.05V (typ 1.90V)
Battery discharge current
Vdeo
650uA (typ 300uA)
Battery voltage 3.1
±
0.1V
LCD drive voltage
VLCD
26.6V ~ 39.4V (typ 28.0V)
The LCD contrast is positioned in center.
Vcon
23.5V ~ 26.0V (typ 24.5 ~25.0V)
RS232C drive voltage
+12V
11.4V ~12.6V (typ 12.0V)
Option and loop back connector are not mounted in COM port.
-12V
-12.6V ~ -11.4V (typ -12.0V)
Consumed voltage
AC current
100V system (rated AC120V)
Waiting (no option)
200V system (rated AC230V)
Input value of AC voltage : rated voltage
Содержание QT-2100
Страница 1: ...SERVICE MANUAL ELECTRONIC CASH REGISTER without price QT 2100 EX 590 FEB 2002 ...
Страница 70: ... 68 12 PCB LAYOUT Front side IC7 IC8 IC12 IC15 IC14 IC11 IC4 IC1 ...
Страница 76: ... 74 BLOCK DIAGRAM 3 9 Name Drawing No E240856 Board No E590 1 Model QT 2100 EX 590 CASIO COMPUTER CO LTD ...
Страница 79: ... 77 CASIO COMPUTER CO LTD Model QT 2100 EX 590 Board No E590 1 Name BLOCK DIAGRAM 6 9 E240856 Drawing No ...
Страница 80: ... 78 CASIO COMPUTER CO LTD Model QT 2100 EX 590 Board No E590 1 Name BLOCK DIAGRAM 7 9 E240856 Drawing No ...
Страница 81: ... 79 Drawing No E240856 Name BLOCK DIAGRAM 8 9 Board No E590 1 Model QT 2100 EX 590 CASIO COMPUTER CO LTD ...
Страница 82: ... 80 CASIO COMPUTER CO LTD Model QT 2100 EX 590 Board No E590 1 Name BLOCK DIAGRAM 9 9 E240856 Drawing No ...
Страница 83: ... 81 E240448 Drawing No Name KEY BOARD1 CASIO COMPUTER CO LTD QT 2100 EX 590 Model LOCATION OF KEY CODE ...
Страница 84: ... 82 KEY BOARD2 E441379 QT 2100 EX 590 CASIO COMPUTER CO LTD Model Name Drawing No ...
Страница 85: ... 83 E341303 Drawing No Name CONNECTOR BOARD1 Model QT 2100 EX 590 CASIO COMPUTER CO LTD ...
Страница 86: ... 84 Drawing No CONNECTOR BOARD2 Name E441378 Model QT 2100 EX 590 CASIO COMPUTER CO LTD ...
Страница 87: ... 85 E441380 KEYSHEET SW QT 2100 EX 590 CASIO COMPUTER CO LTD Drawing No Model Name ...
Страница 88: ... 86 E441381 ARCNET BOARD Model QT 2100 EX590 CASIO COMPUTER CO LTD Drawing No Name ...
Страница 90: ... 88 E341304 Drawing No Name RAM BOARD Board No EX RAM Model QT 2100 EX 590 CASIO COMPUTER CO LTD ...
Страница 91: ... 89 REMOTE DISP E441383 Drawing No Name CASIO COMPUTER CO LTD Model QT 2100 EX 590 ...
Страница 94: ... 92 46 45 50 39 56 57 41 42 54 34 55 58 48 51 59 49 40 53 52 44 43 47 38 37 36 35 ...
Страница 111: ... 109 17 DRAWER DL 3618 ...
Страница 113: ... 111 18 DRAWER DL 3619 ...