Motorola EP350 - 5.4.2 PLL IC Prescaler and Comparator; 5.4.5 Dual VCO

Performance Checks: LCD/LED/Button/Volume Knob Test Mode 4-3
PTT Button
(Push–To–Talk
Button)
Solid Amber • ON when button is
pressed.
• OFF following
button released
(After a short period
of inactivity)
Table 4-4. Radio Operation in Test Mode (Continued)
Button LED LCD Indication Backlight Tone