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6.2 When the Emulator Debugger Does Not Start Up Properly

(1) When the LED Display of the PC4701 is Abnormal

Table 6.1 LED's abnormal display and its checkpoints

Error Connection to
the target system Checkpoint
LEDs do not light up.
All LEDs remain lit.
The "POWER" LED of
"STATUS OF TARGET"
does not light up.
The "CLOCK" LED of
"STATUS OF TARGET"
does not light up.
-
-
Connected
Disconnected
Connected
Recheck the power cable is connected to the
PC4701.
See the user's manual of the PC4701.
Recheck the connection between the PC4701 and
this product.
See "3.6 Connecting the PC4701" (page 41).
Check power is properly supplied to the target
system and that the target system is properly
grounded.
(1) Check that both the main and sub clocks are
not set to "EXT" in the emulator debugger.
See the CLK command of the emulator
debugger.
(2) Check the oscillation circuit in the emulation
pod is oscillating.
See "3.3 Selecting Clock Supply" (page 35).
(1) Check the oscillation circuit in the target system
is working.
(2) Check the switches in the emulation pod are
correctly set.
See "3.2 Setting Switches and Pullup Resistors"
(page 29).