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Unit 5: Troubleshooting
SATO XL400-410e Operator Manual PN 9001135A Page 5-7
PERFORMANCE TESTING
This unit explains how to troubleshoot circuitry and adjust sensors using a multimeter. These
activities may be performed with or without test module assistance in conjunction with the
multimeter.
MULTIMETER WITH TEST MODULE
The SATO Test Module is is a purchase option designed and sold by SATO America to assist in
troubleshooting SATO Printers. The use of this device will facilitate the identification and isolation
of problem circuitry and for voltage adjustment.
1 Remove the small cover located on the left side of the printer to access the test panel.
2 Connect the Test Module to the available test connector.
3 Connect the multimeter ground probe to the pin identified as GRD on the Test Module.
4 Connect the multimeter positive probe to the pin identified as SIG on the Test Module.
5 Turn the printer on and rotate the Test Module dial to the required position.
6 Record the multimeter values and confirm that they are within specified tolerences.
7 Troubleshoot and replace components as directed in their respective procedures.
Figure 5-1, Test Module Usage
Connect ground probe here
0
1
2
3
4
5
6
7
8
GND SIG
5B
4B
3B
2B
1B
6B
5A
4A
3A
2A
1A
6A
Connect positive probe here
Test Panel
Test Module Dial
VR5 VR6 VR7
VR11 VR10 VR12
VR4 VR2 VR1
VR3 VR8 VR9
Identification
TP4
TP1