Panasonic UF-885 / UF-895 Service Manual / Other ▷ View online
117
Model
Drawing Name
UF-885/895
EP PC Board (2/8)
DZEC101265
Address Bus (3.3V)
Data Bus (3.3V)
Data Bus (5V)
Address Bus (5V)
Address
Bus
Buffer
Bus
Buffer
Address
Bus
Buffer
Bus
Buffer
Bus Buffer
3.3V Bus 5V Bus
Data
Bus
Buffer
Bus
Buffer
Data
Bus
Buffer
Bus
Buffer
118
Model
Drawing Name
EP PC Board (3/8)
UF-885/895
DZEC101265
Data Bus (5V)
Address Bus (3.3V)
DRAM
2MB
DRAM
2MB
Program Work Area
Print Data Buffer
Print Data Buffer
DRAM
2MB
DRAM
2MB
119
Model
Drawing Name
EP PC Board (4/8)
UF-885/895
DZEC101265
FROM Write Protect
Vide I/F Reset
On : Idling
Off : Command TX/RX
Off : Command TX/RX
not mounted
LED2
OFF
ON
OFF
ON
OFF
OFF
ON
OFF
ON
OFF
ON
OFF
OFF
ON
LED3
OFF
OFF
ON
ON
OFF
OFF
OFF
ON
ON
OFF
OFF
ON
ON
ON
LED4
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
Status (FAX-PDL)
Receiving printer data from the PC
Waiting for the reply of start job
Receiving the reply of start job
Receiving the reply of print job information
Receiving the reply that the preparation for
rasterised data is completed
Receiving the transmitted rasterised data
Receiving the reply that the transmission of
rasterised data is completed
Receiving the reply of the job completion
Receiving printer data from the PC
Waiting for the reply of start job
Receiving the reply of start job
Receiving the reply of print job information
Receiving the reply that the preparation for
rasterised data is completed
Receiving the transmitted rasterised data
Receiving the reply that the transmission of
rasterised data is completed
Receiving the reply of the job completion
System Clock
120
Model
Drawing Name
EP PC Board (5/8)
UF-885/895
DZEC101265
Data Bus (5V)
Address Bus (5V)
PDL Data from PC
via FCB PCB
&
Command from FCB PCB
PDL Bus
FCB PCB Bus
Dual Port RAM
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