Thermo Scientific 3403 Manual page 44

Section 8
Appendices
8-12 Midi 40 CO2 Incubator
J9 Door Switch
TP15
J7 Display PCB
J20 N/C
TP3 5
TP8
J12 Power PCB
JP2
J19 Solenoids
J11 Battery
JP1
TP4
J14 Remote Alarm Contacts
J21 J22
Tank Switching Assemblies
Figure 7-2. CPU Board PN 192040
JP1 50/60 Hz
JP2 Memory
Test Points (as labeled on the silkscreen)
TP1 "LM335-1"
TP2 "+5V"
TP3 "GND"
TP4 "VBAT"
TP5 "-5V"
TP2
TP10
12 6
9 7
TP14
TP11
TP13
TP1
TP6 "+4.5V"
TP7 "LM335-2"
TP8 "+12V"
TP9 "LM335-3"
TP10 "RTD1"
J10 Display PCB
J18 RS485
J6 Cabinet Temp Sensor
J5 Ambient Temp Probe
J4 Water Temp Probe
J3 Humidity Probe
J2 CO2 Sensor
J1 O2
TP11 "RTD2"
TP12 "RTD3"
TP13 "TC"
TP14 "AC Mon"
TP15 "-1.6 Adj"
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