IBM 3590 manual Cell Status Flashing Yellow-Attention indicator LED

v“Cell Status: Steady Green–In-Use Indicator LED” on page 66.

Cell Status: Flashing Yellow–Attention indicator LED

The device requires operator assistance. Table 26 describes the Attention condition. There will be a corresponding operator panel ATTN ACF message in the case where the LEDs indicate attention.

Table 26. Cell Status Indicator LEDs Flashing Yellow–Attention Indicator LED

Indicator LED State	Description of the Condition
All 11 LEDs -- magazine LEDs	Further activity is stopped. Requires operator
and the priority cell LED -- are	attention such as installing the magazine, locking or
flashing yellow (Accumulate,	unlocking the magazine, clearing a cartridge jam,
Automatic, Manual, and	and so on. Once the condition is cleared the LEDs
System modes) or all 10	return to normal after Start is selected. Typical
magazine LEDs are flashing	supplemental messages to ATTN ACF include extra
yellow (Random mode).	cartridge, picker error, and export error.

Chapter 4. Automatic Cartridge Facility (ACF) and Magazine 65