HP Cable Box 8591C ADC-2V Fail, ADC-GND Fail, ADC-TIME Fail, CAL Data not Stored CAL AMP Needed

If You Have a Problem

Error Messages

ADC-2V FAIL

Indicates a hardware failure. (H)

ADC-GND FAIL

Indicates a hardware failure. (H)

ADC-TIME FAIL

Indicates a hardware failure. (H) and (U)

CAL:- - -

During the self-calibration routine, messages may appear on the display to indicate how the calibration routines are progressing. For example, sweep, freq, span, MC delay, FM coil, and atten can appear on the cable

TV analyzer display. 4 LOCK OFF appears briefly during the CAL FREQ self-calibration routine; this is normal and does not indicate a problem. (M)

CAL:- _ _ : done Press CAL STORE to save

Indicates that the self-calibration routine is finished and that you should press CAL STORE. (M)

CAL: cannot execute CALAMP enter: 0 dB PREAMP GAIN

The preamplifier gain should be set to 0 dR before the CAL AMPTD routine is performed. The preamplifier gain is set by using EXTERNAL PAEANPG . This message also sets SRQ 110. (U)

CAL: DATA NOT STORED CAL AMP NEEDED

The correction factors are corrupt and cannot be stored. You need to perform the CAL FREQ & AMPTD routine before trying to store the correction factors. This message also sets SRQ 110. (U)

CAL: FM SPAN SENS FAIL

The cable TV analyzer could not set up span sensitivity of the FM coil. (H)

CAL: GAIN FAIL

Indicates the signal amplitude is too low during the CAL AMPTD routine. This message also sets SRQ 110. (H)

CAL: MAIN COIL SENSE FAIL

The cable TV analyzer could not set up span sensitivity of the main coil. If this message appears, press (FREQUENCY), -37, (KJ, a, More 1 of 4 ,

More 2 of 4 , DEFAULT CAL DATA , and perform the CAL FREQ routine again. (H)

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