Series 16/18/160/180-Model C Maintenance Manual, GFZ-62755EN ...

B–62755EN/012. HARDWARE2.5.1264–bit RISC BoardName Code Function LED display⋅⋅64–bit RISC Board A16B–3200–0150 High–precision contour machiningLED display transition when the power is turned on :OFF, :ONThe STATUS LEDs are green and the ALARM LEDs are red.No. LED display NC status1 STATUS When power is off2 STATUS Start up status immediately after power isturned or CPU is not turning3 STATUS DRAM or SRAM test in progress (If an error wasdetected during a test, the LEDs remain in thestate in which they were during the test.)4 STATUS ROM test in progress (If an error was detectedduring a test, the LEDs remain in the state inwhich they were during the test.)5 STATUS Waiting for a main CPU request (1)6 STATUS Waiting for a main CPU request (2)7 STATUS Waiting for a main CPU request (3)8 STATUS Waiting for a main CPU request (4)LED display transition when the power is turned on:OFF,No. LED display NC status:Blink1 STATUS Waiting for RISC mode to selected2 STATUS Waiting for an NC statement to be entered3 STATUS Command being executed in RISC mode4 STATUS Resetting5 STATUS Override 0 for pre–interpolation acceleration/deceleration(waiting for the override level to bechanged)⋅ LED display upon occurrence of an error :OFF, :ONNo. LED display NC status1 STATUS An error occurred on the RISC board during theDRAM or SRAM test2 STATUS An error occurred in the ROM module during atest.3 STATUS A sync signal from the main CPU was not detected.4 STATUS An error occurred when the F–BUS was accessed.5 STATUS System error⋅ Alarm LED display :OFF, :ONLED displayALARM ALARM ALARM NC statusThe RISC CPU has not been started.SRAM parityDRAM parity153