SF-7300
SF-7350
Manualfeedproass flow
I
I
v
4
CPU
1“~
+
RRS ON
(PPD failedto turnON)
:
Main motorsta~
Paperfeed rolfersstart
Paper e* &teed
Resistroifersrotate
I
Stati P displayed
v
Papertaken Mto tb transportM*
(2) Separation/transport block
Paper fad into the machine is transportedto the transfer Mwk. An
area of about 7mm on the rear frame side passes under the
rmover tape and does not make mntact tih h drum, whkh
causes a voidarea on the copy.
Afterthe image istransferred,the portbn underthe removerwe is
he~ between the separationrdk A and the tensionrolkr and the
paper is separated from the drum.The paper h then transpofiadto
the fusingblink by means of the saparatkn relterB.
Y
Upperheat roller
OPC drum
Y
Separationtape
Tensionrdlar
(3)
S@aratiti rollerB
ps~ Separati& rollerA
\
Tranafer mona unit
(PSD failedtotum on)
+
Misfeed indbtsd
P- movesto the fussrb~.
Fusing/paper delive~ block
The toned image, transferredto the paper, is fused uei~ heat and
pressure. Static onthe paper is removedby means of the disch~e
brushwhen the copy b de~ered intotb r~siti~ tray.
Upper heat rdkr ~effon @a@
Thermostat
I
p- ddNarY rOlla
\
\HatY’mp/ .he~~tor
e
WP”e”’t””
Cleani& roller
5–2
T
;
(POD fai~ to turnON)
i
Misfti indtit~
Paper e~sd ontothe raoeivingtray
ThermistorHeat rdfar surfa=
Temperaturecontrol
temperaturedetedad
CPU
1
I
v
Upper heat rdbr sudace
te~erature monitored.
Heat ronerheated by the
haater lamp (the heater
lamp turnson when
the heater sudaw
temperatureis bdow
1S0degrees centigrade).
Contadopen (9)
o lrragubr& h~h temperature(H3)
o Irreguhrfylowtemperature(W)
o open thermistor(H2)
(-) When the therrnoetatiaopen, the resetbuftonon thetop ofthc
thermostat must be pushed down to reset, as it is not ad
r%etti~.
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