Canon LBP-1760 Service Manual page 91

RESET
CPU
FC80960HD-50
LVC541 4
A/D [31:0]
5V (E)
ASIC
OSC.
(50.00MHz)
3.3V 3.3V • 5V 5V
5V Buffer
<J1>
IEEE1284
for Option
(72pin, 2slots)
<J7/8>
ROM DIMM
(72pin, 1slot)
ROM DIMM
<J6>
Resident ROM
5V (E)
3.3V
LA [23:2]
CPUA [23:2]
CPUD [31:0]
LVC245 4
LVC245 2
I/O Cont.
RAMD [31:0]
RAMA [10:0] RAS, CAS, WE
ENGINE I/F (5V)
ROM Cont.
nVCLK
nLYNC
nCVDO
Direction
X´TAL
(13.2174MHz)
nRESET
Figure 2-6-3
for job Separator for Network Board
(50pin, JSIO) (50pin, PSIO)
Extension I/O Extension I/O
<J3>
5.0V
IOA [17:2]
LVC541 2 LVC541 1
AIR
EEPROM
Video Controller PCB Block Diagram
for Option
(72pin, 2slots)
<J4/5>
RAM DIMM
Adapter PCB
RAM 4MB
LVC245 4 LVC541 3
<J2>
ENGINE I/F (3.3V)
3.3V
5V (E)
BD
VDO
PANEL I/F
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