— 83 —
12. IDT2305 (IC40)
PLL
8
CLK1
CLK2
CLK3
CLK4
Control
Logic
REF
CLKOUT
1
3
2
5
7
REF
CLK1
2
3
4
8
7
6
5
1
CLK2
GND
CLKOUT
CLK4
V
DD
CLK
FUNCTIONALBLOCKDIAGRAM
13. M51957BFP (IC33)
INPUT
OUTPUT
GND
1.25V
5uA
25uA
+
-
-
POWER
DELAY VALUE
NC
INPUT
NC
GND
POWER
OUTPUT
NC
DELAY VALUE
1
2
3
4
5
6
7
8
14. RTC-7301DG (IC19)
1
2
3
4
5
7
6
8
VDD
VDD
CS1
D0
D1
D2
D3
9
WR
VDD
CS0
IRQ
A0
A1
A2
A3
RD
GND
FOUT
14
15
16
17
18
13
12
11
10
32.768 kHz
7301SF
7301DG
OSC
DIVIDER
Digital Trimming
REGISTER
CLOCK
and
CALENDAR
TIMER
REGISTER
ALARM
REGISTER
CONTROL
REGISTER
SYSTEM
REGISTER
FOUT
CONTROLLER
INTERRUPTS
CONTROLLER
BUS
INTERFACE
CIRCUIT
Temperature
Sensor
VTEMP
FOUT
FCON
IRQ
A0 - A3
D0 - D3
WR
RD
CS
0
CS1
*1
Control Line
and
Summary of Contents for QT-6100
Page 1: ...SERVICE MANUAL ELECTRONIC CASH REGISTER without price QT 6100 EX 819 AUG 2008 QT 6100 ...
Page 67: ... 65 8 11 ETHERNET CONTROLLER IC28 LAN91C113 8 11 1 Pin Assignment 8 11 2 Block Diagram ...
Page 92: ... 90 11 PCB LAYOUT MAIN PCB E819 1 PCB TOP VIEW ...
Page 93: ... 91 MAIN PCB E819 1 PCB BOTTOM VIEW ...
Page 94: ... 92 INTERFACE PCB E819 S1 PCB TOP VIEW BOTTOM VIEW LED PCB E820 LED PCB TOP VIEW BOTTOM VIEW ...
Page 108: ... 106 Model Name Board No Drawing No CASIO COMPUTER CO LTD QT 6100 EX 819 E820 LED LED ...
Page 120: ... 118 EXPLODED VIEW QT 6060D 2 11 17 14 15 20 Sales Option 16 5 6 12 13 18 19 8 7 10 3 1 4 9 5 ...
Page 135: ... 133 18 DRAWER DL 3616 ...
Page 137: ... 135 19 DRAWER DL 3617 ...