Error Messages
Err.>rF<
Err.>SYS<
Err.>USr<
Err.>FrE<
Err.>PrE<
(comes up on powering up or when try-
ing to select a Preset and appears on
receiver, too.)
Err.>PrE<
(comes up on powering up only and
does not appear on receiver.)
Err.>rPt<
Err.>AF<
Rec.>Acc<
PT 4500
Problem
PLL error. (Receiver unable to lock on
to selected frequency.)
Frequency settings cannot be changed. 1. Switch power to transmitter OFF and
Last setting cannot be loaded.
Frequencies cannot be selected from
Frequency screen.
All Presets defective; no Preset selec-
table.
One or more Presets defective.
No remaining battery life data available. 1. Check batteries: replace standard
No signal at audio input.
BP 4000 battery pack needs recovery.
6 Error Messages
Remedy
1. Press setup switch briefly and set
different frequency.
2. If problem persists, contact your
nearest AKG Service Center.
back ON after about 10 seconds.
2. If problem persists, contact your
nearest AKG Service Center.
1. Set frequency again.
2. If problem occurs frequently, contact
your nearest AKG Service Center.
1. Continue with previous setting.
2. Press setup switch briefly and set
frequency from Preset screen.
3. If problem occurs frequently, con-
tact your nearest AKG Service Cen-
ter.
1. Use frequency screen to set fre-
quency
(section 3.6.2).
2. Contact your nearest AKG Service
Center.
1. You can select Presets, but note
that defective Presets will not be
available.
2. Contact your nearest AKG Service
Center.
rechargeable batteries immediately
with dry batteries or AKG BP 4000
battery pack.
2. Remove and reinsert BP 4000 bat-
tery pack.
3. If error persists, charge battery
pack.
4. If error occurs with several different
battery packs or types of dry bat-
teries, contact your nearest AKG
Service Center.
1. Check microphone element.
2. Mount microphone element.
3. Briefly push setup switch.
4. If error occurs frequently, contact
your nearest AKG Service Center.
• Run recovery cycle. Refer to User
Manual of optional CU 4000
charger.
35