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POWER
CLOCK
RUN
RESET
WARNING
TARGET
STATUS
SYSTEM
STATUS
POWER
SAFE
ERROR
POWER
CLOCK
RUN
RESET
WARNING
TARGET
STATUS
SYSTEM
STATUS
POWER
SAFE
ERROR
POWER
CLOCK
RUN
RESET
WARNING
TARGET
STATUS
SYSTEM
STATUS
POWER
SAFE
ERROR
POWER
CLOCK
RUN
RESET
WARNING
TARGET
STATUS
SYSTEM
STATUS
POWER
SAFE
ERROR
POWER
CLOCK
RUN
RESET
WARNING
TARGET
STATUS
SYSTEM
STATUS
POWER
SAFE
ERROR
POWER
CLOCK
RUN
RESET
WARNING
TARGET
STATUS
SYSTEM
STATUS
POWER
SAFE
ERROR
4.3 Self-check
4.3.1 Self-check Procedure
To run the self-check of the emulator, do so as explained here below. While the self-check is in
progress, the LEDs will change as shown in Figure 4.3.
(1) If the target system is connected, disconnect it.
(2) Within 2 seconds of activating power to the emulator, press the system reset switch on the
emulator front panel to switch the emulator to maintenance mode.
(3) Check the SAFE LED starts flashing and then press the system reset switch again.
(4) The self-check will start. If the normal result is displayed in about 30 seconds, the self-check
terminated normally.
: ON
: OFF
: Flashing
Maintenance mode started
Self-check terminated normally
ERROR 1
SAFE and ERROR flash
ERROR 2
SAFE flashes and
ERROR lights
ERROR 3
SAFE and ERROR
light alternately
ERROR 4
SAFE goes out and
ERROR lights
Emulation probe and firmware
do not match
• When the PC7501 system is not
working properly
• When a clock is not supplied to the
emulation probe
• When the emulation probe is not
working properly
PC7501 system status error
Emulation probe initialization error
• When the firmware does not
support the emulation probe
• When the emulation probe is not
connected properly
Figure 4.3 LED displays in the self-check
Emulation probe status error