© Ernst Nagel GmbH 2S Trimmer Service Manual en.doc Rev.1.0. 20.07.2011
43
Contents
5. Troubleshooting
(continued)
5.1 Service program mode
(continued)
5.1.6 Voltmeters
To check if the Electrical boards (prints) have the right voltage.
Fig.
5.21
Fig.
5.22
Fig. 5.23
No. Action
1
Enter the Service Program mode [see Chapter
5.1
]
2
Use the ‘
▲
/
▼
’ buttons to select ‘Voltmeters’ and press the ‘Enter’ button.
3
Use the ‘
▲
/
▼
’ buttons to select the Voltmeter that need to be checked and press the ‘Enter’ button.
4
Check the Value.
5
Press the ‘
’ button to exit the Service Program mode and enter the Operator mode.
Voltage at
Analogue
Value
Unregulated In
23-43V
Unregulated 36V(before interlock PCB3) from Power supply in STR measured
on Interlock PCB3
Unregulated Out
23-43V
Unregulated 36V(after interlock PCB3 before K1) measured on Interlock PCB3
24V
16-30V
Regulated 24V distributed from interlock PCB measured on Interlock PCB3
Unregulated PCB1
23-43V
Unregulated 36V (after interlock PCB3, after K1) measured on PCB1.
Voltage supplies:
M1 Knife 1
M2
Knife
1
M5
Int
Transport
M7
Side
Jogger
M
Stacker
Unregulated PCB5
23-43V
Unregulated 36V (after interlock PCB3, after K1) measured on PCB5.
Voltage supplies:
M3 Knife 2
M4
Knife
2
M6
Width
adjust
M8
Side
Jogger