Figure 6-1. Board-Level Connection Diagram - Common Electronics - Thermo Scientific 42i Instruction Manual

Troubleshooting
Board-Level Connection Diagrams
Board-Level
Connection
Diagrams
EXPANSION I/O
DIGITAL
OUTPUTS
RS232/RS485
RS232/RS485
EXPANSION RS485
ANALOG OUTPUTS
/DIGITAL INPUTS
REAR PANEL
AC INPUT
6-6 Model 42i Instruction Manual
Figure 6–1
common electronics and measurement system. These illustrations can be
used along with the connector pin descriptions in
6–9 to troubleshoot board-level faults.
I/O E XP ANSIO N
BO AR D
J1
25 Pin
D IG ITAL O U TP U T
BO AR D
J2
37 Pin
P1:A
9 Pi n
P1:B
9 Pin
10 - BASE - T
J2
8 Pin
J15
15 Pin MO TH E R BO AR D
J5
37 Pin
PJ1 PJ3
3 Pin
AC
3 Cond
FRON T PANEL
POWER SW
Figure 6–1. Board-Level Connection Diagram - Common Electronics
and Figure 6–2 are board-level connection diagrams for the
11 Pin 8 Pin
J14
J3
J18
34 Pin
J4
SPARE DATA
8 Pin
DATA
J1
3 Pin
J10
2 Pin
J17
2 Pin
PJ2
3 Pin 3 Pin
AC
Table 6–3
TO ME ASU R E ME NT SY STE M
J2
FR O NT 14 Pin
P ANE L
DISPLAY
J1
J4
BO AR D
3 Pin
J3
KEY PANEL
8 Pin
POWER_GOOD
24V D C
P O W E R SU P P LY
TR ANSFO R ME R
(90V AC or 240V AC
O P TIO NS)
through Table
LCD
IPJ8
3 Pin
24VDC
P1
2 Pin
AC
PJ6
3 Pin
Thermo Fisher Scientific