DOWNLOAD Panasonic KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W Service Manual ↓ Size: 6.78 MB | Pages: 127 in PDF or view online for FREE

Model
KX-FT502RU-B KX-FT502RU-W KX-FT504RU-B KX-FT504RU-W
Pages
127
Size
6.78 MB
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PDF
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Service Manual
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Device
Fax / PERSONAL FACSIMILE
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kx-ft502ru-b-kx-ft502ru-w-kx-ft504ru-b-kx-ft504ru-.pdf
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Panasonic KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W Service Manual ▷ View online

105
KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W
I/O and Pin No. Diagram
106
KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W
12.5.6.1. Check the Status of the Digital Board
After the power is turned on, the ASIC initializes and checks each IC.
The ROM, DRAM, and modem are checked.
If initialization fails for the ICs, the system will not boot up.
In this case, please find the cause as follows.
REFERENCE:
NG Example (P.108)
Power Supply Board Section (P.111)
107
KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W
Other NG example while the power is ON and the LCD displays the following.
108
KX-FT502RU-B / KX-FT502RU-W / KX-FT504RU-B / KX-FT504RU-W
12.5.6.2. NG Example
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