Xerox 3130 Service Manual - Page 61
Smps Part's
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BLOCK DIAGRAM 6.2 Phaser 3120 Service Manual 6-2 POWER CORD IN-LET F.G CON1 HEATER-AC FUSER ASS'Y -+ USB +24V +5V +3.3V GND HEATER-THERMISTOR CN11 Main Motor C-CLUTCH M-CLUTCH SMPS PART's SMPS + Main 26p CN8 CN8 MOTOR DR PART'S CN2 VOLTAGE DETECTOR Power On Reset CN9 SSCG FLASH MEMORY 0.5MB (128Kx32bits) LD Video Clock ARM7 90MHz CPU Jupiter 4 EXIT-SENSOR Crystal 12MHz Main Clock MHVPWM BIASPWM THV_EA THVPWM FEED-SENSOR P/EMPTY-SENSOR THV-RD HVPS PART'S CN6 CN1 CN3 CON4 MHV OPC GND SUPPLY DEV THV +24V MP-SENSOR COVER OPEN SW LSU PTL FAN PANEL B'D 2 LED 1KEY
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6-2
BLOCK DIAGRAM
Service Manual
6.2 Phaser 3120
MHVPWM
THVPWM
F.G
EXIT-SENSOR
FEED-SENSOR
P/EMPTY-SENSOR
MP-SENSOR
IN-LET
-
+
GND
THV-RD
BIASPWM
THV_EA
HEATER-THERMISTOR
+24V
+5V
+3.3V
FAN
POWER
CORD
Crystal
12MHz
Main Clock
Power On Reset
SMPS + Main 26p
CPU Jupiter 4
+24V
Main Motor
C-CLUTCH
USB
HEATER-AC
SMPS PART's
COVER OPEN SW
CN8
CN8
CN11
CN6
CN1
CN3
CON4
CON1
CN2
CN9
HVPS PART'S
VOLTAGE
DETECTOR
PTL
LSU
PANEL B’D
2 LED
1KEY
MHV
OPC GND
SUPPLY
DEV
THV
FUSER ASS’Y
M-CLUTCH
MOTOR DR
PART'S
FLASH
MEMORY
0.5MB
(128Kx32bits)
ARM7
90MHz
Video
Clock
LD
SSCG