Sharp AR-5127 Service Manual page 67

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2. Display combination
Combination
A
CI, CNG, FNET
B
CED, CNG, BusyTone, DTMF
C
CED, Flag, BusyTone
D
CED, Flag, DialTone
E
CED, Flag, SDT
The display conforms to the detection frequency and pattern specified
according to each country information.
The detection signal level conforms to the range set by the soft SW.
The detected table and routines are shared with actual communica-
tions.
Note: Executable only when the FAX is installed.
66-52
Purpose
Adjustment/Setting/Check
Function (Purpose)
Pseudo-ringer check
Operation/procedure
• The pseudo-ringer sound is provided in both of the main speaker
and the external telephone.
• Holding the handset or the external telephone set stops the bell.
Hanging it restarts ringing. This operation is continued until the inter-
ruption command is supplied by pressing the [BACK] key.
• The LCD displays the TEL/LIU status, indicating the HOOK condi-
tion.
• During sending the pseudo-ringer, RBT (Ring Back Tone) is deliv-
ered to the line.
• The bell is ON for 1sec and OFF for 2sec. When off-hooking with the
bell ON, the HOOK detection at pseudo-ringer ringing can be
checked. When off-hooking with the bell OFF, the HOOK detection
before pseudo-ringer ringing can be checked.
Note: Executable only when the FAX is installed.
Note
Japan only
66-53
Purpose
Adjustment/Setting/Check
Function (Purpose)
SRAM backup
Operation/procedure
Used to save the SRAM data to the expanded memory and read it.
When reading, however, the current FAX software version and the
header FAX software version are collated together. If they are not iden-
tical, reading cannot be performed.
1. Back-up targets
Target data
Registration information, soft SW information,
FAX counter information (Information for each
department is not required.)
Data out of target
Image management information,
communication reservation information
2. Internal process
SRAM stack processing
1) Used to check if the installed expansion memory is ready to use.
If an expanded memory is available, write the target data of the
SRAM.
2) After completion of writing, management information is written to
the management information block.
3) For the management information, refer to the table below.
However, the FAX program version No. area is written into the data
version no. area (FFF0 - FFFF).
Hook state
On hook
Off hook
AR-5127 SIMULATION 8 - 39
Lowest
Area name
address
0000 to
Reserved
FFAF
FFB0 to
TEST pattern
FFCF
FFD0 to
ROM data
FFDF
name
FFE0 to
Data version
FFEF
No.
FFF0 to
Write
FFF1
complete FLG
Completion=H'0000
FFF2 to
SRAM clear
FFF3
flag
Clear/Yes=H'0001
FFF4 to
Start address
Data start address
FFF7
FFF8 to
End address
Data end address
FFFB
FFFC to
SUM
FFFF
*TEST pattern
Recognized that the card normally reads the next data.
Address
Date
Address
FFB0
0001
FFBC
FFB2
0002
FFBE
FFB4
0004
FFC0
FFB6
0008
FFC2
FFB8
0010
FFC4
FFBA
0020
FFC6
Additional process when turning on the power
In normal cases, when installation of an expanded memory is detected
after turning ON the power, the expanded memory is cleared. When,
however, there are some SRAM data in the expanded memory, it must
not be cleared. When the ROM data name (FED0 - FFDF) in the man-
agement information of the expanded memory is "REGISTRATION,"
the expanded memory is not cleared.
Process when reading the expanded memory
1) After checking the data in the management information, reading
from the expanded memory and writing into the SRAM are per-
formed.
2) After completion of writing into the SRAM, the expanded memory
is initialized for normal use again.
3) After completion of initializing the expanded memory, the SRAM
RESTORE operation of the simulation is terminated.
Remark 1: SRAM data saving procedure
1) Before saving, install the expanded memory to be used. (During
power OFF)
2) In the SRAM backup menu (66-53), SRAM BACK UP is selected,
and the process to save SRAM data into the expanded memory is
executed.
3) After completion of saving, turn off the power.
Remark 2: SRAM data reading procedure
1) Install the expanded memory into which data are written according
to the above procedures. (During power OFF)
2) In the SRAM backup menu (66-53), SRAM RESTORE is selected
to write the SRAM data which was saved into the expanded mem-
ory into the SRAM of the FAX board.
Note: Executable only when the FAX is installed.
Expanded
Content
memory
Upper 2MB
TEST pattern
*Reference
ASCII 16 Byte
REGISTRATION
ASCII 16 Byte
FAX program
version No.
ERASE=H'FFFF
Clear/No=H'0000
Invalid
Data check sum
Date
Address
0040
FFC8
0080
FFCA
0100
FFCC
0200
FFCE
0400
0800
Date
1000
2000
4000
8000

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