Page 5.5
Chapter 5
Adjustments
SCHILLER AT-2 6-Channel ECG Unit
SERVICE HANDBOOK Issue 2.1 November 1998
Main Board MK 12-1 Adjustment Locations
Patient
connector
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Paper mark
connector
Ground
connector
Printer data
connector
MK 12-1 Main board
Power
supply
Battery
Microprocessor
assembly
Keyboard
connector
Printer motor
connector
VR1
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ECG assembly (isolated)
VR2
VR3
U5
2
Batt. conn.
P2
Battery charge
adjustment
Set Udif read-
ing to 4000 mV
ALT 0-3-3
Set voltage difference
between pins 1 and 7
to 4000 mV