Siemens SINUMERIK 840Di - Pcu 50

06.03
3.2 Electrical design
3-129
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
3.2.4 PCU 50
Connection for an exter-
nal floppy disk drive
(32-pin plug connector)
Fan
Reset pushbutton switch
RESET
External floppy disk drive 3.5’’
Fig. 3-6 SINUMERIK 840Di PCU 50, left housing side
PC/programming
device, e.g. PG740
SIEMENS
SITOP DC UPS module 10 with
SITOP POWER lead-acid module
Ethernet
MPI/L2-DP
VGA
COM1
LPT1
PS/2 keyboard
PS/2 mouse
Power supply
for 24 VDC
COM2
PS2 keyboard (QWERTY) Ext. CD-ROM
drive
PS2 mouse
MCI board extension
(option)
X101
X111
X121
MCI board
SITOP POWER 10
SIEMENS
VGA Monitor
1:
1) Only mouse and keyboard can be connected
through the USB interface.
USB
PC card slot
Fig. 3-7 SINUMERIK 840Di PCU 50 (right housing side)
3 Desi
g
n