Sony NV-U74, Руководство по обслуживанию

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NV-U74
11
SECTION 4
TEST MODE
1. PREPARATION OF THE SERVICE MODE
Prepare the following before con fi rming the service mode.
• Memory Stick Duo (128 MB or more)
2. OUTLINE OF THE SERVICE MODE
Necessary following function can be used by service by executing
the service mode.
1. System
History
2. Exception History
3. System Version
4. Map Version
5. Status Indication
3. SETTING THE SERVICE MODE
Procedure:
1. “NAVU” folder is made for Memory Stick Duo.
2. “SERVICE_MODE.TXT”
fi le is made for the above-men-
tioned folder.
3. Above-mentioned Memory Stick Duo is inserted in the main
unit, and it is started.
4. The button on the screen is displayed to touch in order of
“MENU” → “ ” → “General” → “
V
” → “
V
” → “
V
”
→ “ V ” → “ V ” → “Service Mode” → “Service Mode” to the
screen like the fi gure below.
4. OPERATION OF THE SERVICE MODE
Service mode is operated by touching the screen.
4-1. System History
STATE DATE : After the system initial starts, the
time measured with GPS is displayed.
(UTC)
ACCUMULATION TIME : Accumulation time of the main unit is
displayed.
ACCUMULATION DIST : Accumulation distance is displayed.
GPS RATE
: The GPS measurement rate of the ac-
cumulation is displayed.
PRESSURE : The lowest and highest atmospheric
pressure when the navigation is used
are displayed.
4-2. Exception History
System log is displayed.
4-3. System Version
GPS-Firmware Version : Firmware version of GPS is displayed.
Main FW Version
: Information on DIAG, bootloader, kernel,
initrd and other systems is displayed.
4-4. Map Version
MAP VERSION FORMAT : Version of the format is displayed.
MAP VERSION NAME
: Name of the map data is displayed.
MAP VERSION : Information on the map version is
displayed.
MAP VERSION DB DATE : Information on the day of the dead-
line on DB is displayed.
MAP VERSION AREA : Area code is displayed.
MAP VERSION GRADE : Grade is displayed.
MAP VERSION LIST
: List is displayed.
4-5. Status Indication
This mode is not used in servicing.
5. PREPARATION OF THE TEST MODE
Prepare the following before con fi rming the test mode.
• Memory Stick Duo (128 MB or more)
• Special USB cable (Part No. J-2502-111-1)