Olivetti d-Copia 6500MF Plus Service Manual page 440

Code Contents
7200 Broken outer temperature
sensor 2 wire
The sensor input sampling is
greater than 230.
7210 Short-circuited outer tem-
perature sensor
The sensor input sampling is
less than 69.
Service Manual
Related parts
Outer temperature
sensor 2
Front PWB Replace the front PWB.
Engine PWB
Outer temperature
sensor 2
Front PWB Replace the front PWB
Engine PWB
1-4-112
Check procedures/
corrective measures
1. Confirm Ext/Int is displayed by U139
temperature and humidity (see page 1-
3-82).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Outer temperature sensor 2 and Front
PWB (YC8)
Front PWB (YC2) and Engine PWB
(YC8)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the outer temperature sensor 2.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
83).
1. Confirm Ext/Int is displayed by U139
temperature and humidity (see page 1-
3-82).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Outer temperature sensor 2 and Front
PWB (YC8)
Front PWB (YC2) and Engine PWB
(YC10)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the outer temperature sensor 2.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
83).
2N8/2N7
Y116520-