Table of Contents
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Purpose of this manual ........................................................................................ 3 (E)
Related manuals ................................................................................................... 3 (E)
Contents ............................................................................................................... 4 (E)
1-1.
Main Parts Layouts ............................................................................... 1-1 (E)
1-2.
Removing/Reinstalling the Cabinets ..................................................... 1-2 (E)
1-3.
Removing/Reinstalling the Boards ....................................................... 1-3 (E)
1-4.
Replacing the Rotary Encoder .............................................................. 1-4 (E)
1-5.
Replacing the Switching Regulator ....................................................... 1-5 (E)
1-6.
Replacing the NV-RAMs ...................................................................... 1-5 (E)
2-1.
Normal Diagnostic Function (Power ON Test) .................................... 2-1 (E)
2-2.
Self Diagnostic Mode ............................................................................ 2-1 (E)
2-3.
Troubleshooting .................................................................................... 2-8 (E)
HKDV-900
Table of Contents
1-2-1.
Top Panel ............................................................................. 1-2 (E)
1-2-2.
Front Panel ........................................................................... 1-2 (E)
1-3-1.
CP-365 Board ....................................................................... 1-3 (E)
1-3-2.
CP-364 Board ....................................................................... 1-3 (E)
2-2-1.
Required Tool ....................................................................... 2-2 (E)
2-2-2.
Location of Knobs and Buttons on the Front Panel ............. 2-2 (E)
2-2-3.
Starting and Quitting of the Self Diagnostic Mode .............. 2-3 (E)
2-2-4.
Selecting and Executing of the Test Item ............................ 2-3 (E)
2-2-5.
Test Procedure ...................................................................... 2-4 (E)
2-3-1.
Troubleshooting for the Power-on Sequence Error ............. 2-8 (E)
2-3-2.
Troubleshooting for Test Selection Error .......................... 2-12 (E)
2-3-3.
Troubleshooting for ROM Version Display Error ............. 2-13 (E)
2-3-4.
Troubleshooting for ROM Test Error ................................ 2-13 (E)
2-3-5.
Troubleshooting for RAM Test Error ................................ 2-13 (E)
2-3-6.
Troubleshooting for NV-RAM Test Error ......................... 2-14 (E)
2-3-7.
Troubleshooting for LED Test Error .................................. 2-14 (E)
2-3-8.
Troubleshooting for 7SEG LED Test Error ....................... 2-18 (E)
2-3-9.
Troubleshooting for Switch Test Error .............................. 2-18 (E)
2-3-10. Troubleshooting for Rotary Encoder Test Error ................ 2-20 (E)
2-3-11. Troubleshooting for RS-422A Test Error .......................... 2-22 (E)
1 (E)
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Table of Contents
Troubleshooting
