Appendix 3 - Acx380/480 - Electrical Connection - Logic Electronic Board - MAHLE ACX380 Service Manual

APPENDIX 3 – ACX380/480 - ELECTRICAL CONNECTION – LOGIC
ELECTRONIC BOARD
Item label
1)
FAN Tachometric fan connector
2) SER I/O serial I/O interface to power board
3)
PAR I/O parallel I/O interface (not used)
4)
SER AUX refrigerant gas identifier serial interface
5)
PRN thermal printer serial interface (power and communication)
6)
LC Tank input load cell tank
7) LC Dye2 input load cell dye 2
8)
LC New input load cell new oil 2
Oil2
9) LC Dye1 input load cell dye 1
10)
LC New input load cell new oil 1
Oil1
11) PS Tank input pressure sensor tank
12)
LC Ex.Oil input load cell
13)
PS LP input pressure sensor LP
14) PS HP input pressure sensor HP
15)
TS Tank input temperature sensor refrigerant tank/cylinder
16) TPSW 1 input anti-tamper switch
17)
TPSW 2 input anti-tamper switch
18)
TPSW 3 input anti-tamper switch
19) USB0 = USB port for BSP programming of MCU (only for production operations)
20)
PCAP LCD touch screen interface
21) KYB matrix keyboard interface
22) Lithium RTC battery CR2032 3V
23)
USB Service (only for production operations)
24) Recovery button = programming BSP of MCU
25)
LCD LCD interface
26)
BKL LCD backlight supply connector
Description
| ACX380/480 | 36 en
Connected ( ) Unused (x)
X
optional
X
X
X
X
X
X
X
X