Siemens SIMATIC Box PC 620 Manuel de service Page 69

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SIMATIC Box PC 620 Expansions
5-7
SIMATIC Box PC 620 Manual
C79000-G7076-C639-02
5.1.5 The Motherboard
The motherboard is the heart of the SIMATIC Box PC 620. Here, data is
processed and stored, and interfaces and device I/Os are controlled and
managed.
Fan
2xPS/2
X1 – Bus connector (EISA slot)
Ethernet
transformer
ESD/EMV
LPT1/COM1,2
PIIX
AGP
MD0/2
MD1/3
MA/MC
3,3V–PCI
DP12 peripherals
DRAM
FRONT–IF
Ultra I/O
FDC
ISA
LPT/
COM
HD–SV
5V–CMOS–Display
TFT / DSTN
prim. IDE 3,5’’
sec. IDE 2,5’’
EMC–2 processor
module (Pentium II/Celeron)
3,3V / 5V–LVDS–TFT–Display
NB–Floppy
Ethernet–
Contr.
82559
E2
Quarz
P&D–Interface
prim. IDE 2,5’’
sec. IDE LS120
X18 (TTY Hybrid X3133)
D2
X12
CBT
CBT
CBT
CBT
CBT
D3 – D7
X20
(DRAM
slot 1)
PIIX4E
Quartz
CPU
USB
IDE
ISA
PCI
D9
X3
X4
X31
X41
D11
BIOS
D19
X25
X6
X5
X11
X9
X805
X26 (alt.
COM2)
USB
X40
speaker
H1
X14 PSU
N7
LM77
S 2 – Reset
X44
X420
X400
LVDS
5V
3,3V
D112
CMOS–
Treiber
+EMV
5V
D145–148
LCD–VGA–
Controller
Chips & Techn.
B69000
CRT
D159
X410,
X411
DP12–
Host–Bridge
PLX9050
D90
D95,96, D100–102,
D105–109
X504
X503
X800
D156
Cardbus
Controller
PCI1211
TPS2211
N6
X600
D143
Z1
X28
(fan)
X24
(CMOS
Battery)
VCC
Clock
Buffer
Quartz
D1
Clock–
generator
D2
X19
(DRAM
slot 2)
DP12–
SRAM
D95,96
D157,158
V24 driver
RJ45
w. LEDs
X17 (TTY Hybrid X3134)
(TTY
aktiv/passiv)
S1
DP12–
RS485 module
DP12–
Controller
ASPC/2
D94
other
logic circuits
SMSC 37B727
1
2
5
4
3
8 10 11 12 13
16 (up)
17 (down)
18 (up)
19 (down)
20
21
22
23
24
26
27
28
29
30
313233
14 (up)
15 (down)
6
7
25
9
Figure 5-4 Motherboard
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