JCM TAIKO - Page 47

2-9
TAIKO Service Manual
© 2006 Japan Cash Machine Co., Ltd. All rights reserved.
CHAPTER
2
2-3-3. Pulse Interface Circuit
PW12V
12V±5%
GND
7 8
CN1
1 2
PWGND
Reserve
R10
1K 1/4W
RXD -
TXD -5
6
3
TXD +
4
RXD +
R9
1K 1/4W
NC9
PULSE
R15 22K
D5V
R24 470Ω
D5V
PW12V
PWGND
9
8
IC1D
SN74LV14A
3 4
2
1
PC2
PS2811(K)
3 4
2 1
PC 1 PS2811(K)
C1 100pF
C2
100pF
5
6
IC1C
SN74LV14A
3
5
4
TR 2B
UMH9 N
D21
1SS400
D19 1SS400
DGND
ACCEPTOR CPU BOARD
DC12V
12V±5%
GND
7 8 1 2
GND
RXD -
TXD -
5 6
3
TXD +4
RXD +
9
PULSE
CONTROL BOARD(Example)
RL=470Ω (1KΩVQΩ)
DC5V
12
IC1A
HC14
GND
34
IC1B
HC14
DC12V
2SK1580
GND
56
IC1C
HC14
PULSE (Example)
Setting of DIP Switch - Pulse Width - Pulse Speed
10mA (5mA to 15mA)
TYP=10mA
10
10
PW12V
PWGND
Reserve
Reserve Reserve
* At leaset 5mA is necessary.
FET=ON (FET=ON ENABLE) (FET=OFF DISABLE)
Reserve Reserve
Reserve