DOWNLOAD Panasonic UF-885 / UF-895 Service Manual ↓ Size: 22.48 MB | Pages: 127 in PDF or view online for FREE

Model
UF-885 UF-895
Pages
127
Size
22.48 MB
Type
PDF
Document
Service Manual / Other
Brand
Device
Fax / LASER
File
uf-885-uf-895.pdf
Date
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13
1.3
Power On Initial Flow Chart
1.3.1
Fax
<Check Output : If Signal is not correct, each IC
might be defective >
API
IC60API(32) : Low / High
CPU(CS0)
IC10CPU(50)     -> IC20MSC (23:CS04)
    -> (2) IC60API
CPU (RD)
IC10CPU(43)     -> IC20MSC(10:IORD)
    -> (7) IC60API
CPU(A1-3)
IC10CPU(8,9,10)     -> IC20MSC (14,
16,17:IOA1-3) -> IC60API(9,10,11)
CPU(D0-16)
IC10CPU(D0-16)     -> IC60API (12 -20)
CPU(IRQST3V)
IC10CPU(45)    (3V)
Power
CNP13(9)5V -> (1)IC200(3)3.3V -> CPU
Master
Clock
7.16Hz -> (94)IC10CPU(107)14.32MHz
CK14MLV
XTAL
-> (175)IC20MSC
Reset
ResetIC21(2) ->   -> (173)IC20MSC(217)
-> 
 ->(108)IC10CPU
<Check Output : If Signal is not correct, each IC
might be defective >
MSC(CS08)
IC20MSC(26)    -> (151)IC110PEC
MSC(CS07)
IC20MSC(25)    -> (27)IC140IPC
<Check Output : If Signal is not correct, each IC
might be defective >
CPU(PNLTXD)
IC10CPU(
131)     -> IC6 -> CNP11.8
CPU(PNLRXD)
IC10CPU(130)     <- IC20MSC(219) <- CNP11.7
CPU(PNLCK)
IC10CPU(
CPU(PNLRST)
PNLCKEN
PNLCL
PNLRXD
PNLTXD
Power ON
Is Update Memory Card
Installed IC60API(32) is Low ?
Initial Flow
CPU I/O Port Set
Y
Y
N
N
Panel Initial
UF-885 (
xx
)
Hardware Reset
Update Program
I/O Device Reset
I/O Device Port Set
1
Below is displayed on LCD
0
Is program date
Same?
Scanning LED Lit &
Scanning LED Flashed
Boot Program in CPU Start
DRAM Working Area Clear
System Program (FROM) Start
System Program (FROM) Start
0V
3.5V
<Check Output : If Signal is not correct, each IC
might be defective >
0V
3.5V
5V
0V
5V
0V
3.3V
3V
0V
TX
RX
3.3V
0V
IC60API(47)0V -> CNP11.9
IC10CPU(66) IRQPNL3V
132)     <-> IC 4(1)  <-> CNP11.6
51) PNLCKEN
IC10CPU(
14
Initial Flow 2
FROM (Image area) initial
JOB clear
F-ROM image area format
Back up data recover
1
In case of replaced FROM on FCB PCB
FROM IC43
formated ?
B-Point On &
ADF COVER OPEN
It may take 15 - 20 sec. During formatting.
0
(Ex.) Parameter of FROM, etc…..
Back up data
PARITY ERROR ?
Task Initialize
Task initialize for Software.
Shipment set
System data save to F-ROM
F-ROM image area format
0
Back up data in FROM IC43    Parameter, Journal,...
Image memory
(F- ROM Card) Check
Confirmation of FROM Memory Card size.
Memory size
change?
F-ROM image area format
(New size)
0
Memory display
Optional FROM Memory Card
Memory size is displayed on LCD
2
UF-885 (
xx
)
OPTION MEMORY 
xx MB
Below is displayed on LCD
Y
N
Y
N
Y
N
Y
N
15
Initial Flow 3
Option channel set, if need
2
Confirmation of timer, Power OFF/ON,…..
SCANNER error ?
APR-22-1999 10:00
00%
PRINTER error ?
0
HARD RESET
(PNL CPU)
END
JOB Recover, if need
SCANNER initial
PRINTER initial
DISPLAY ERROR
DISPLAY DATE & TIME
CHECK PRINTER
INFO CODE=055
DOCUMENT JAM
INFO CODE=031
ADF COVER OPEN
INFO CODE=061
PANEL initial
SEND INITIAL COMMAND
TO PANEL CPU
RCV NORMAL
ACK from PNL?
TRIED 10X3 TIMEs
TRIED 10 TIMEs
Y
N
Y
N
Y
Y
N
N
Y
N
16
Initial Flow 4
ADF Door
OPEN ?
B Point OFF ?
Error SET
INFO CODE 055
END
SCANNER initial
EJECT START
LBP initial
SEND INITIAL COMMAND
TO LPC
RCV NORMAL
ACK from LPC?
OVER TIME
END
Jam Length
Over ?
Error (Jam) Set
Info. Code 031
Error Set
Info. Code 061
Send Initial Command to
Sub-CPU
Y
N
Y
N
Y
N
Y
N
Y
N
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