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Harman Kardon Manuals
Stereo Receiver
Harman/kardon HK3490
Service manual
Block Diagram Njm2296M Ic81 Video Switch - Harman Kardon HK3490 Service Manual
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Also See for HK3490
:
Service manual
(70 pages)
,
Owner's manual
(32 pages)
,
Remote control manual
(1 page)
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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HK3490
BLOCK DIAGRAM NJM2296M IC81 VIDEO SWITCH
Vin1
13
Vin2
9
20K
Vin3
7
Vin4
5
20K
Vin5
3
V+
SW2
16
10
20K
S2
S4
20K
S3
20K
4
6
SW3
SW4
SW1
SW5
14
2
S5
S1
20K
S6
20K
S7
20K
12
8
V-
GND
92
harman/kardon
6.2dB
75
1
Amp
dirver
6.2dB
75
15
Amp
dirver
75
11
6.2dB
dirver
Amp
Vout1
Vout2
Vout3
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