harman/kardon
TECH TIPS
Troubleshooting tips and solutions to common service problems
For models:
AVR7000/7200/7300/8000
AVR100/200/300/500
AVR110/210/310/510
AVR120/220/320/520
AVR125/225/325/525
AVR130/230/330/430/630
AVR135/235/335/435/635
AVR10
DPR1001
DPR1005
DPR2005
HK3370/3470/3375/3475
HK3250
TIP# HKTT2003-01 Rev5
Subject:
Backup Memory on AVR/DPR/HK series receivers
In the event of the complaint: “the receiver is losing its memory (any programmed system settings)
when the unit is turned off, or after the unit is unplugged (briefly*)”:
Check and replace:
Model Designator
Location
Description
Part
number
AVR10
C712
D709
Front PCB
0.047 Farad 5.5v capacitor
and 1N4148 diode
#3439247315
#2058322101
AVR7000
C730
Front PCB
0.047 Farad 5.5v capacitor
# P10790-ND or
# J3432147324X
AVR7200
C106
Front PCB
0.047 Farad 5.5v capacitor
# P10790-ND
AVR7300
C657
DSP PCB
0.047 Farad 5.5v capacitor
# H01-CEZXA0479MN-5
AVR8000
C726
Front PCB
0.047 Farad 5.5v capacitor
# 55230310NR or
# P10790-ND
AVR100/200
C412
Front PCB
0.047 Farad 5.5v capacitor
# CEGT-B473J-0J0
AVR300
C906
Front PCB
0.1Farad 5.5v capacitor
# J4433210421X
or # P10791-ND
AVR500
C906
Front PCB
0.1Farad 5.5v capacitor
# J4433210421X
or # P10791-ND
AVR110/210/310/510
AVR120/220/320/520
C216
Front PCB
0.047 Farad 5.5v capacitor
# P10790-ND
AVR125/225
C734,C885
Front PCB
two 0.1F capacitors in parallel
# BCESOHD104
AVR325/525
C106
Front PCB
0.047 Farad 5.5v capacitor
# P10790-ND
AVR130/230/330
BAT1
Front PCB
3.6v Battery
# HABGP40BVH3A3H
AVR135/235/335
BAT1
Front PCB
3.6v Battery
# HGP15BNH3A3H
AVR430/630
C657
DSP PCB
0.047 Farad 5.5v capacitor
# CEZXA0479MN-5
AVR435/635
C557
DSP PCB
0.047 Farad 5.5v capacitor
# H03-CEZXA0479MN-0
DPR1001
BC601
Main PCB
0.1Farad 5.5v capacitor
# CEGT-B104J-0J0
DPR1005/2005 C437
Processor
PCB
0.047 Farad 5.5v capacitor
# CEZXA0479MN-5
HK3370/3470
C301
Front PCB
0.1Farad 5.5v capacitor
# CEGT-B104J-0J0
HK3375/3475
C301
Front PCB
0.1Farad 5.5v capacitor
# CEGT-B104J-0J0
HK3250
C712
D709
Front PCB
0.047 Farad 5.5v capacitor
and 1N4148 diode
#3439247315
#2058322101
* After approximately two weeks of being disconnected from AC supply, even a normally functioning receiver may
lose any programmed settings and switch to default settings. (Four weeks for the DPR1005 & 2005)
AVR310
harman/kardon
23
Summary of Contents for AVR 310
Page 20: ...2 MODELS AVR110 210 310 510 AVR120 220 MODELS AVR320 520 AVR310 harman kardon 20 ...
Page 29: ...AVR310 harman kardon 29 ...
Page 30: ...AVR310 harman kardon 30 ...
Page 31: ... 31 ...
Page 32: ...AVR310 harman kardon 32 ...
Page 33: ...AVR310 harman kardon 33 ...
Page 34: ...AVR310 harman kardon 34 ...
Page 35: ...AVR310 harman kardon 35 ...
Page 36: ...AVR310 harman kardon 36 ...
Page 37: ...AVR310 harman kardon 37 ...
Page 38: ...AVR310 harman kardon 38 ...
Page 39: ...AVR310 harman kardon 39 ...
Page 40: ...AVR310 harman kardon 40 ...
Page 41: ...AVR310 harman kardon 41 ...
Page 42: ...AVR310 harman kardon 42 ...
Page 43: ...AVR310 harman kardon 43 ...
Page 44: ...AVR310 harman kardon 44 ...
Page 66: ...AVR310 harman kardon 66 ...
Page 67: ...AVR310 harman kardon 67 ...
Page 68: ...AVR310 harman kardon 68 ...
Page 69: ...AVR310 harman kardon 69 ...
Page 70: ...AVR310 harman kardon 70 ...
Page 71: ...AVR310 harman kardon 71 ...
Page 72: ...AVR310 harman kardon 72 ...
Page 73: ...AVR310 harman kardon 73 ...
Page 74: ...AVR310 harman kardon 74 ...
Page 75: ...75 AVR310 harman kardon ...
Page 76: ...76 AVR310 harman kardon ...
Page 77: ...77 AVR310 harman kardon ...
Page 78: ...AVR310 harman kardon 78 ...
Page 79: ...AVR310 harman kardon 79 ...
Page 80: ...AVR310 harman kardon 80 ...
Page 81: ...AVR310 harman kardon 81 ...
Page 82: ...AVR310 harman kardon 82 ...
Page 86: ...AVR310 harman kardon 86 ...
Page 87: ...AVR310 harman kardon 87 ...
Page 88: ...AVR310 harman kardon 88 ...
Page 89: ...AVR310 harman kardon 89 ...
Page 90: ...AVR310 harman kardon 90 ...
Page 91: ...AVR310 harman kardon 91 ...
Page 92: ...AVR310 harman kardon 92 ...
Page 93: ...AVR310 harman kardon 93 ...
Page 94: ...AVR310 harman kardon 94 ...
Page 95: ...AVR310 harman kardon 95 ...
Page 96: ...AVR310 harman kardon 96 ...
Page 97: ...AVR310 harman kardon 97 ...
Page 98: ...AVR310 harman kardon 98 ...
Page 99: ...AVR310 harman kardon 99 ...
Page 100: ...AVR310 harman kardon 100 ...
Page 101: ...AVR310 harman kardon 101 ...
Page 102: ...AVR310 harman kardon 102 ...
Page 103: ...AVR310 harman kardon 103 ...
Page 104: ...AVR310 harman kardon 104 ...
Page 105: ...AVR310 harman kardon 105 ...
Page 106: ...AVR310 harman kardon 106 ...
Page 107: ...AVR310 harman kardon 107 ...
Page 108: ...AVR310 harman kardon 108 ...
Page 109: ...AVR310 harman kardon 109 ...
Page 110: ...AVR310 harman kardon 110 ...
Page 111: ...AVR310 harman kardon 111 ...
Page 112: ...AVR310 harman kardon 112 ...
Page 113: ...AVR310 harman kardon 113 ...
Page 114: ...AVR310 harman kardon 114 ...
Page 115: ...115 ...
Page 116: ......
Page 117: ......
Page 118: ... AVR310 harman kardon 118 ...
Page 119: ... ...
Page 120: ......
Page 121: ...AVR310 harman kardon 121 ...
Page 122: ......
Page 123: ......
Page 124: ... AVR310 harman kardon 124 ...
Page 125: ... 125 ...
Page 126: ...126 ...
Page 127: ... 127 ...
Page 128: ... 128 ...
Page 129: ... 129 ...
Page 130: ......
Page 131: ...131 ...
Page 132: ... AVR310 harman kardon 132 ...
Page 133: ... AVR310 harman kardon 133 ...
Page 134: ......