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PantherPro/46 Image Recorder
TP8251
October 1995
PrePRESS SOLUTIONS CONFIDENTIAL
9-9
9-3.1 Level 1 Diagnostics
The Level 1 diagnostics are used to verify the basic functions of the BOB/WCB CPU
subsystem. The level 1 error messages are reported to the Debug Port and displayed
through the Level 1 diagnostic LEDs.
The Level 1 diagnostic LEDs bank located on the BOB/WCB at location D9, indicate current
test executing and error information. The LEDs and their description are listed below.
LED 1 - Data Bus Tests Running
LED 2 - Channel A Internal Loopback Test Running
LED 3 - Channel A Error
LED 4 - DRAM Access TEST Running
LED 5 - DRAM Low Memory Tests Running
LED 6 - Exception Vector Initialization
LED 7 - DRAM Hi Memory Tests Running
LED 1-8 Flashing Indicates Level 1 diagnostics completed
9-3.2 Level 1 Interactive Mode (Debug Port)
Once the CPU subsystem has passed Level 1 tests, the level 2 diagnostics may be executed.
Typing "control C" after Level 1 tests are completed will abort the Level 2 start-up and allow
individual Level 1 tests to be run. Access to the Level 1 tests is gained through the Debug
Port. Refer to MicroPhone Set-up Procedure detailed in the Debug Port Section 9-1.2.
Below is an example of a successful completion of the power-up test sequence of the Level 1
diagnostic, as reported to the debug port:
DIAGNOSTICS V1.0
-CPU Power-on Tests-
DRAM Long Word Write/Read Test
PASSED
DRAM Word Write/Read Test
PASSED
DRAM Byte Write/Read Test
PASSED
Loading Exception Vectors to DRAM
COMPLETE
Verify DRAM Exception Vectors
PASSED
EPROM checksum test
PASSED
LCD Timer Test
PASSED
UART Timer Test
PASSED
SIO 2681 channel B test (modem)
PASSED
Starting PROM Monitor... type ^C to abort
To execute individual Level 1 tests, follow the steps below.
Содержание PANTHER PRO/46
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