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va02_001e_Eng.fm
Descrip
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2.1.3 The power supply board
The power supply board is made up of a micro controller (ATmega48, as a secondary in
relation to the one on the CPU board and in relation to its attributed functions) and the
different analogue or power functions, namely:
Management of the power supply for all the boards
A battery charger
An Infrared interface
Different lines of communication (internal and external to the boards)
A buzzer
The power supply board is situated on the angle bracket. It is used to supply power to the
electronic unit from the 100V - 240VCA network or, externally, from 9VCC. It also charges a
2.2Ah battery
J6
J3 on the inside
J1
circular
J2 on the inside
J4 on the inside
connector
.
Power supply board
This board is connected to the other parts by means of connectors.
J1 to CPU board connector
Pin
Description
A1
GND
Ground
B1
VBAT
Battery power supply or "+9V mains"
A2
+3V3-PERM
Power 3.3V backed up for the time stamper
B2
-
Not connected
A3
GND
Ground
B3
+3V3
Power 3.3V
A4
TON/OFF
Keyboard ON/OFF key
B4
GND
Ground
A5
SCL_ALIM
Signal Clock of the bus I²C clock signal between
main (CPU) and secondary micro controller (Power
supply)
Summary of Contents for Volumat Agilia
Page 1: ...0 9 C E S Volumat Agilia Technical Manual ...
Page 6: ...66 TM_Volumat_Agilia_Eng_TDM fm ...
Page 8: ...8 va01_001e_Eng fm Introduction 1 2 Operation diagram ...
Page 12: ...12 va01_001e_Eng fm Introduction ...
Page 26: ...26 va02_001e_Eng fm Description and operation ...
Page 30: ...30 va03 1_001e_Eng fm Description of the menus ...
Page 62: ...62 va04 4_001e_Eng fm Preventive maintenance ...
Page 70: ...70 va05 1_001e_Eng fm Troubleshooting ...
Page 76: ...76 va06 0_001g_Eng fm Intervention procedures ...
Page 82: ...82 va06 0_0011g_Eng fm Intervention procedures ...
Page 86: ...86 va06 0_0021g_Eng fm Intervention procedures ...
Page 94: ...94 va06 0_0040g_Eng fm Fiches d intervention ...
Page 104: ...104 va06 0_0060g_Eng fm Fiches d intervention ...
Page 110: ...110 va06 0_0070g_Eng fm Fiches d intervention ...
Page 134: ...134 va07 1_001g_Eng fm Calibrations ...
Page 136: ...136 va08 0_001d_Eng fm Spare parts catalogue ...