Panasonic UF-885 / UF-895 Service Manual / Other ▷ View online
101
G3B PC Board (3/10)
UF-885/895
Model
Drawing Name
DZEP000429
G3 PCB Bus
FCB PCB Bus
DRAM
DRAM
Address
Address
3V
Data
Bus
Data
Bus
Dual Port RAM (8K byte)
(Bus Buffer between G3 PCB and FCB PCB)
Work
Memory
Memory
ECM
Buffer
Buffer
102
G3B PC Board (4/10)
UF-885/895
Model
Drawing Name
DZEP000429
to Program FROM
PCB
PCB
3V
Address Bus
Address Bus
3V Data Bus
103
G3B PC Board (5/10)
UF-885/895
Model
Drawing Name
DZEP000429
SGCP
GCP Master Clock
5V
Data
Bus
Data
Bus
D-RAM
Work Area
Work Area
(Super
Graphic
Code &
Decode
Processor)
Graphic
Code &
Decode
Processor)
D-RAM
ECM Buffer
ECM Buffer
Image
FROM
FROM
Modem
Telephone
Line
Line
104
G3B PC Board (6/10)
UF-885/895
Model
Drawing Name
DZEP000429
Modem Reset
5V
Data
Bus
Data
Bus
I/O
Address
Bus
Address
Bus
Reset
LCU/LCE
Control
Control
not Used
API
LCU/LCE Relay
(Advanced
Peripheral
Interface)
Peripheral
Interface)
Bus
Control
Control
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