Xerox Phaser 7750DXF, Руководство по обслуживанию

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10-65
Development K
9.15 4.1B
DISPENSED
BLACK TONER
9.8
LA
TENT
IMAGE (K)
9.8
LA
TENT
ADC P
A
TCH (K)
9.8
LA
TENT REGICON
P
A
TCH (K)
1
3 3 3 3 3
2
DEVE BIAS (C, K) POWER CONTROL
CAUTION
HIGH
VOL
TAGE
5
6
1 2 3 4 5 6
9.13A DEVELOPMENT (K) (1 of 2)
DEVE (K) DRIVE
HVPS CONTROL PWB PL9.1
I/F PWB PL9.1
DC COM
DC COM
DC COM
DC COM
+24VDC
INTLK
+24VDC
INTLK
+24VDC INTLK +24VDC INTLK
MCU PWB PL13.1
DC COM +5VDC
4 3 2 1
J553
VIO VIO ORN ORN
J501
HVPS T5 PL9.1
P/J571
15 16 26 27 31 18 20 10 10 11 12 13
P/J570
15,16,1
7
A12 A14
J405
BLU BLU
DC COM
P131
DC330 [009-080]
A
TC SENSOR POWER
ON (H) +5VDC
DOUBLE
PLUG
DOUBLE
PLUG
3 1
1 3
J132
A
TC SENSOR (K)
PL6.2
4
J132
P132
BLU
22
DC140 [009-026]
DEVE BIAS (C AK)
AC REMOTE 1
DC140 [009-026]
DEVE BIAS (C AK)
AC REMOTE 2
DC140 [009-026]
DEVE BIAS (K)
DC REMOTE
DC140 [009-026]
AC BIAS REMOTE 2
DC140 [009-026]
AC BIAS REMOTE 1
ANALOG GND
+5VDC REF
AC BIAS VOL
TAGE
MONITOR
DEVE BIAS (C AK)
AC VOL
TAGE MONITOR
J580
DISPENSED
BLACK TONER
LA
TENT
IMAGE (K)
LA
TENT
ADC P
A
TCH (K)
LA
TENT REGICON
P
A
TCH (K)
DEVE BIAS (K)
DEVE (K) DRIVE
7
DC140 [009-103]
A
TC SENSOR (K)
SENSED SIGNAL
J405
A13
MCU PWB PL13.1
A
TC SENSOR (K)
SENSED SIGNAL
HVPS Control PWB per
forms Deve Bias on/off control and remote
control by conducting serial communications with MCU PWB. For the wiring between MCU PWB and HVPS Control PWB, see CH 3.1B AC Bias Remote 1 and AC Bias Remote 2 are remote signals for the converter that generates the DC element. Tu
rning on DC140 [009-026] allows BCR for ever
y color
, Deve Bias
for ever
y color
, Main Motor
, Drum Motors and Deve Motor to operate
simultaneously. When replacing Deve Assy or A
TC Sensor
, use Reference V
alue and Gain
V
alue specified on the label of the new A
TC Sensor for DC921 A
T
C
Sensor Setup. Detects Low T
oner and T
o
ner Empty by A
TC Sensor
-sensed T
oner
Concentration in Deve Assy and ICDC Control. Virtual Line
NOTES:
7750-303
A B C D
E F
9.31C
9.13B 9.13B 9.13B 9.13B 9.13B 9.13B