212 HEIDENHAIN Technical Manual iTNC 530 HSCI
3.7.4 MC 7222
MC 7222: Main computer for installation in the operating panel
Pin layout Connector Function Page
X29 Reserved
X26, X116 Ethernet data interface 325
X27 RS-232-C/V.24 data interface
X141, X142,
X143, X144
USB 2.0 interface (Type A) 380
X101 +24 V NC power supply 253
X500 HSCI output 1
(synchronized) to CC, PL,
MB
(not with MC 6x5x)
208
X501 HSCI output 2, only to MB or
PLB 6001
(not with MC 6x5x)
208
X600 Reserved
X601 Reserved
X116 Reserved
X121 MC 7222: Profibus (option)
X125 SIK (System Identification
Key)
X3 Connection for screen soft
keys
378
Protective ground
Do not engage or disengage any connecting elements while the unit is
under power!
X
X
X116
X125
X601
24V
0V
X29
X27
X141
X26
X500
X501
X600
X142
X121
X101
X3