6‐6
Troubleshooting
Identifying Electrical Components
Item Number
Indicators
Red LED
—
Green LED
—
Connection Points
J1
Input/Output
J5
Input/Output
Test Points
TP2/TP4
Contacts
Item Number
Indicators
DS1
LED (Yellow)
DS2
LED (Yellow)
DS3
LED (Yellow)
DS4
LED (Yellow)
DS5
Neon (Orange)
DS6
Neon (Orange)
Fuses
F1/F2 and F3/F4
—
Item Number
Connection Points
J1
Input/output
J2
Input
Part 1024496_05
(contd)
Table 6‐3
Type
Indicates that CPU board has failed
+ 5 VDC control voltage is present at the CPU board
Control signal between main PCA and CPU
Control signal between I/O expansion card or Anybus card and
the CPU
4.75–5.25 V control voltage present at CPU
Table 6‐4
Hose/Gun Power Module
Type
Control power present for odd numbered hose
Control power present for odd numbered gun
Control power present for even numbered hose
Control power present for even numbered gun
AC power present at module for odd hose/gun pair
AC power present at module for even hose/gun pair
6.3 A, 250 V, Fast‐acting, 5 x 20 mm
Table 6‐5
6‐Hose Expansion Board (optional)
Type
Control signal between 6‐hose expansion board and main
board J5
AC power input to 6‐hose expansion board from main board
J10
CPU board
Description
Description
Description
E 2011 Nordson Corporation