Read Sharp PN-K321 (serv.man3) Service Manual online
PN-K321/K322B OUTLINE OF THE PRODUCT 1 - 9
PN-K322B
■FRONT VIEW
When switching the main power switch or the POWER
button off and back on, always wait for at least 5 seconds.
A short interval may result in a malfunction.
■Rear view
1 Stand
11
AC input terminal
2
Speakers
12
Main power switch
3
Vents
13
Antitheft hole
4
RS-232C input terminal
14
Power button
5
PC/AV HDMI 1 input terminal
15
Brightness adjustment button ()
6
PC/AV HDMI 2 input terminal
16
Brightness adjustment button ()
7
DisplayPort input terminal
17
[VOL+/] button
8
Audio input terminal
18
[VOL-/] button
9
USB (mini-B) port
19
[MENU/ENTER] button
10
Headphone terminal
20
[INPUT/RETURN] button
21
USB terminal (for service)
Lighting Status
Status Description
Green lit.
Power on
Off lit.
Power off (Standby mode)
Greenflashing.
Input signal waiting mode
Flash alternately red
and green
Temperature trouble
Flash red
Hard trouble
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