7 Special Circuit Descriptions
7-1 Power Circuit
POWER
ADAPTER
+DC24V
NO.
1
V
(+24VDC)
DR
2
V
(+5VDC)
CC
3
V
(+24VDC)
TPH
7-1-1 Drawer Driving and Feed, Auto Cutter Motor Voltage : +24Vdc
7-1-2 Logic IC Driving Voltage: +5V
7-1-3 TPH Driving Voltage: +24Vdc
Samsung Electro-Mechanics
Figure 7-1 Power Block Diagram
V
(+24V)
DR
VOLTAGE
Table 7-1 Power Source Voltage Descriptions
VOLTAGE
REGULATION
CIRCUIT #1
VOLTAGE
REGULATION
CIRCUIT #2
VOLTAGE
REGULATION
CIRCUIT #3
MAIN BOARD
DESCRIPTION
Cash Drawer Solenoid Driving / Step Motor Voltage
Logic IC Driving Voltage
Thermal Printer Head(TPH) Voltage
V
(+24V)
DR
V
(+5V)
CC
V
(+24V)
TPH
7-1