Ricoh FT7060 Field Service Manual page 257

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Is the output voltage between
CN301-A15 (550W) and TP215 on
Y
Is the input voltage between CN302-B14 (1,100W) or
CN302-A15 (550W) and TP215 3V ?
Y
Replace the dc drive board.
Replace the SSR fusing lamp board.
Replace the fusing lamp(s)
The hot roller temperature exceeds 220°C for more than 3
°
seconds.
Turn off the main switch.
°
Disconnect the fusing thermistor
°
I the fusing thermistor a short
S
Y N
Is the voltage at connectors
CN301-A15 (550W) zero volts continuously?
Y N
Replace the SSR(s).
N
|
Check and correct the harness and connector.
N
|
I s the output voltage between
or CN201-B15 (550W) and TP215
Y N
Replace the main board.
Check and correct the harness
CN301-B14 (1,100W) or
the main board 0 volt?
connector.
circuit (CN353-1, CN353-2)?
CN301-B14 (1,100W) or
8-45
12 July '86
CN201-A15 (1,100W)
3 volts?
and connector.