HK3470
To correct this problem, first unplug the unit from the AC wall outlet and
wait at least three minutes. After the pause, reconnect the AC power
cord and check the unit’s operation. If the system still malfunctions, first
turn the HK3470 off by pressing the Main Power Switch and then
releasing it so that it extends out beyond the front panel and the word
“OFF” is visible in red lettering at the top of the switch. Next, press and
hold the T•Mon and CD Input Selector buttons on the front panel
ONLY. While holding these buttons in, press the Main Power Switch in
until it latches so that the button is flush with the front panel. The
Information Display will briefly show the word RESET, and then return to
normal operation.
HK3375
To correct this problem, first unplug the unit from the AC wall outlet and
wait at least three minutes. After the pause, reconnect the AC power
cord and check the unit’s operation. If the system still malfunctions, first
turn the HK3375 off by pressing the Main Power Switch and then
releasing it so that it extends out beyond the front panel and the word
“OFF” is visible in red lettering at the top of the switch. Next, press and
hold the T•Mon and CD Input Selector buttons on the front panel
ONLY. While holding these buttons in, press the Main Power Switch in
until it latches so that the button is flush with the front panel. The
Information Display will briefly show the word RESET, and then return to
normal operation.
HK3475
To correct this problem, first unplug the unit from the AC wall outlet and
wait at least three minutes. After the pause, reconnect the AC power
cord and check the unit’s operation. If the system still malfunctions, first
turn the HK3270 off by pressing the Main Power Switch and then
releasing it so that it extends out beyond the front panel and the word
“OFF” is visible in red lettering at the top of the switch. Next, press and
hold the T•Mon and CD Input Selector buttons on the front panel
ONLY. While holding these buttons in, press the Main Power Switch in
until it latches so that the button is flush with the front panel. The
Information Display will briefly show the word RESET, and then return to
normal operation.
HK3380
To correct this problem, first unplug the unit from the AC wall outlet and
wait at least thirty minutes. After the pause, reconnect the AC power
cord and check the unit’s operation. If the system still malfunctions, a
system reset may clear the problem. To reset the system, first turn the
HK 3380 off by pressing the System Power Control. Next, press and
hold the front-panel Mute Button for at least 4 seconds. The Main
Information Display will briefly show the word RESET, and then return to
normal operation.
HK3480
To correct this problem, first unplug the unit from the AC wall outlet and
wait at least thirty minutes. After the pause, reconnect the AC power
cord and check the unit’s operation. If the system still malfunctions, a
system reset may clear the problem. To reset the system, first turn the
HK 3480 off by pressing the System Power Control. Next, press and
hold the front-panel Mute Button for at least 4 seconds. The Main
Information Display will briefly show the word RESET, and then return to
normal operation.
PA4000
To return the Turn-On Volume Level limit for any channel pair to the
factory preset of –12dB, follow these steps individually for each channel
pair to be adjusted: Place the Power Control Mode Switch to the far
right, in the “ON/KEYPAD” position. Move the Power Control Mode
Switch to the middle “MUSIC SENSE” position. Leave the Power
Control Mode Switch in the MUSIC SENSE position for at least
4 seconds, to no more than 10 seconds. Return the Power Control
Mode Switch to the “ON/KEYPAD” position.
Resets Volume Level limit Only; not a
true system reset
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