Read Sharp XE-A212 Service Manual online
XE-A212V
IPL FROM EP-ROM
– 16 –
CHAPTER 6. IPL FROM EP-ROM
Before working on the installation, unplug the AC cord from the AC out-
let.
let.
1.
Open the top cabinet.
2.
Set the IPL switch (S1) to VCC position.
3.
Install the IPL ROM to the IC socket of the MAIN PWB.
4.
Turn the mode key switch to PGM position, and insert AC plug in
AC outlet.
5.
The IPL procedure is started.
When the procedure is completed, the message of “Completed.” Is
shown.
shown.
6.
Unplug the AC cord from the AC outlet.
7.
Remove the IPL ROM to the IC socket of the MAIN PWB.
8.
Set the IPL switch (S1) to GND position.
9.
Replace the top cabinet.
10. Perform a master reset, insert AC cord in AC outlet.
CHAPTER 7. CAUTION TO BE USED
WHEN CONNECTING
THE RS-232 CABLE
THE RS-232 CABLE
When connecting the RS-232 cable to the XE-A212, be sure to observe
the following condiiton:
the following condiiton:
IPL switch
IPL ROM
1pin
GND
VCC
S1
ROM COPY
P ROM COPY
Completed.
Completed.
GND
VCC
S1
ROM COPY
MRS.
Secure the attached core (RCORF6699BHZZ) to the RS-232
cable in the area within 20mm from the connector.
[This is a necessary procedure to support the EMI (Electronics
Magnetic Interface).]
cable in the area within 20mm from the connector.
[This is a necessary procedure to support the EMI (Electronics
Magnetic Interface).]
RS232 CONNECTOR
Within
20mm
20mm
Secure the core
(RCORF6699BHZZ)
to the cable in the area
within 20 mm from the
connector with a lock
band.
(RCORF6699BHZZ)
to the cable in the area
within 20 mm from the
connector with a lock
band.
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