HP 8648 A/B/C/D - Changpuak.ch

Operation Messages
Front Panel
Operation
Messages
This chapter provides descriptions for both front panel and HP-IB
operation messages. For information about service messages,
numbered 500 and above, refer to Chapter 5c, “Service Error
Messages. ”
SEQ X SAVE-, XXXregisters available
Ic
This message is displayed when the (SAV) key is pressed to
inform you of how many registers are still available. If
a register is available, enter the two-digit number of the
register you wish to save.
SEQ X REG- - XXhas notbeensaved
This message is displayed when an attempt is made to recall
a register that has not been saved in the sequence. Check to
be sure that the appropriate sequence is selected and that
you have entered the correct register number.
SEQ X DEL _ _ Enternumberto delete
This message is displayed when the IDEL) key is pressed.
Enter the number of the memory register you wish to
delete. When a register is deleted, the settings saved in it
are erased and the register number is removed from the
sequence.
SEQ Xhasno registers savedinit
This message is displayed when a sequence is selected that
has no registers saved in it. If you wish to save registers in
the sequence, set-up the instrument, press the ISAV) key, and
enter a two-digit register number.
001 No externaldc couplingfor PM
This message is displayed when PM is selected and
(-1 or (1 kHz + EXT DC] is also selected. DC coupling
of an external source is not possible for PM. If you press
(1 ktiz + EXT DC] you will actually get 1 kHz and external UC.
Or, select (EXTZKK) coupling for PM. Additional internal plus
external modulation capabilities (such as (1 kHz + EXT AC_))
are available through HP-IB control of the instrument; ‘refer
to Chapter 2, “HP-1B Programming.”
Operation Messages lc-1