— 99 —
11. CIRCUIT DIAGRAM
MODEL : QT-6600
(EX-830)
CONTENTS
1. MAIN PCB CIRCUIT
2-1.MAIN PCB CIRCUIT (1/13) CPU BLOCK ..................................................................100
2-2.MAIN PCB CIRCUIT (2/13) GRAPHIC CONTROL BLOCK ......................................101
2-3.MAIN PCB CIRCUIT (3/13) LCD I/f BLOCK ..............................................................102
2-4.MAIN PCB CIRCUIT (4/13) VRAM BLOCK ...............................................................103
2-5.MAIN PCB CIRCUIT (5/13) MAIN MEMORY BLOCK ...............................................104
2-6.MAIN PCB CIRCUIT (6/13) FROM & BUFFER BLOCK ............................................105
2-7.MAIN PCB CIRCUIT (7/13) GATE ARRAY BLOCK ...................................................106
2-8.MAIN PCB CIRCUIT (8/13) LAN & SOUND BLOCK .................................................107
2-9.MAIN PCB CIRCUIT (9/13) CF-CARD I/F BLOCK ....................................................108
2-10.MAIN PCB CIRCUIT (10/13) RS232C I/F BLOCK ..................................................109
2-11.MAIN PCB CIRCUIT (11/13) I/O CONTROL BLOCK ............................................... 110
2-12.MAIN PCB CIRCUIT (11/13) POWER SOURCE BLOCK ........................................ 111
2-13.MAIN PCB CIRCUIT (11/13) PWD/RESET & BATTERY BLOCK ............................ 112
2. REAR LCD PCB CIRCUIT ....................................................................................................... 113
3. TOUCH PANEL PCB CIRCUIT ................................................................................................ 114
4. INTERFACE PCB CIRCUIT ..................................................................................................... 115
5. LED PCB CIRCUIT .................................................................................................................. 116
6. INLET PCB CIRCUIT ............................................................................................................... 117
7. MIC PCB CIRCUIT ................................................................................................................... 118
Summary of Contents for QT-6600
Page 1: ...SERVICE MANUAL QT 6600 ELECTRONIC CASH REGISTER QT 6600 EX 830 NOV 2008 Ver 5 Oct 2014 ...
Page 26: ... 23 M 13 Disengage and remove the LCD Unit LCD unit ...
Page 98: ... 95 10 PCB LAYOUT MAIN PCB E830 1 PCB TOP VIEW ...
Page 99: ... 96 MAIN PCB E830 1 PCB BOTTOM VIEW ...
Page 101: ... 98 INLET PCB E830 INLET PCB MIC PCB E830 MIC PCB LED PCB E830 E6 PCB TOP VIEW BOTTOM VIEW ...