Canon LBP-3260 Service Manual page 103

CPU
JTAG
PPC603e (100/33)
nRESET
RESET
<J9>
ASIC
X´TAL
(66.6666MHz)
Note
: Operates at 5V
: 5V signals
MASK ROM
(4MB)
ROM Cont.
LVC827 2
nD0E
nA0E
LVTH245 4 LVTH245 4
nGCS
AD [31:0]
Cont.
LVCR2245 2
MA [10:0], nCAS [3:0], nWE
MD [31:0]
nRAS [7:0]
RAM (8MB)
RAM DIMM
<J6/7>
for option
(72pin, 2slot)
Figure 2-6-2
for option
(72pin, 2slot)
<J4> <J2/3>
Firm DIMM ROM DIMM
ROM Cont.
ROM Cont.
A [26:8]
D [31:0]
A [31:0]
I/O Cont.
LVCR2245 2
IOA [23, 17:2]
IOD [15:0]
LVCR2245 2
I/O Cont.
nA8 LSYNC, VCLK
nA8 VDO
AIR
X´TAL
(14.37038MHz)
CHAPTER 2
Video contoroller PCB Block Diagram
for network board
(50pin, PSIO)
<J11>
Extension I/O
I/O Cont.
for hard disk
(44pin, 2.1GB)
Hard disk I/O
<J8>
EEPROM
<J1>
nVDO
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