Loewe Individual 40 Selection Service Manual page 41

Basic Board 89435.350
A B C D E
4
W691
3
PHDSS
W656
2 JST ws s
1 2
10 L681
L656 U-5
1
3 4
UB FE_6A
L682
FE_6A
U9
HDR 5 6
FE_6A
C681
100n
7 8
L684
W671 U12
9 10
FE_6A L686
nicht bestückt
UB
11 12
FE_6A C697
W672 L687
U33
nicht bestückt 13 14
FE_6A
10n
R556
15 16
Signal-Board
220R
D551
R555 L555
U9
1R5 4m7
9
BAS316
R557
22k
R554
Q556
BC847BW
2k2
C550 C553
Q552 Q551
BC847BW BC847BW
1n5 1n
L406
U5SB
FE_6A
8 C407
100u
R366 R362
1k/1% 1k/1%
C361
R364
1k
3n3
D401
7
STPS340U
I361
TS2431
C403
220u
I151
T161
PS2561L2-1-E3
Trafo Standby I201
PS2561L2-1-E3
C140
R151
10R
6 100p
L146
150u
R145
10R
7 6
8 5
R143
R147
680R
C142 4R7
4u7
9 4
C152
C141
10 3
C143
R141 1u/25V 2n2
11 2
10R
5 47n
12 1
R138 R139
F181
F1.0A
270k 270k
D181
C181 BYG21K
4u7/400V
D191
FBI5L1M1 900V/5A
R191
NTC-2R5
4
C191
470n/275V
C131
R198
27k
470n/310V
L126
2x28m
C128
C126
1n5/400V
3
470n/310V
R127 R128
L123
R201
2x570u 220k 220k
180k
R207
L121 47k
2x570u
C113 C111
2
330p/400V 470n/310V
F101
R214
T3,15A
250V
10k
C214
W103
from switch
VH ws S 10n
W102
to switch
VH sw S
1
W101
10k/1%
JT-0465
main in
A B C D E
F G H I J
Panel Control Board
W661
JST ws s
L691 L690
U5 U5SB
FE_6A 3u8
+ 3 C666 C663 C661
I671-E
LM2901
1n 100n 100n
- 12
L662 R662
L693
FE_6A 33R
R696
U3.3
FE_6A
R667
0R
U5SB
47k
L696
D662
U5SB
C5V6
FE_6A
I671-C
LM2901
4
-
2
R668
5
R368 + U5SB
U5SB 10k
22k
D673
R673
Q370
BC847BW I671-B 10k
BAS316
LM2901 R674
I671-A
8
- U5
R369
LM2901
6 14 470k
10k -
1 9
+
I671-D 7
+
LM2901
10
-
R679
13
10R 11
+
Q371
R517 R516
BC847BW
3k3/1% 5k6/1%
R515
100k C531 R511
1u/25V 4R7
R532
2R2
SOFT1
Q536
R533
C518 STD17NE03LT4
10k
47n C508
9 32
CRST H1GATE
Q537
R508 22n R530
PWRCK1 10 31 H1SRC STD17NE03LT4
10k 10R
R509 R534
RUN1 11 30 R1GATE
C509
10k 2R2
12 29
VREF PREG5
I511
4u7
13 28 C532
SGND L5994 PGND
R501
NOSKIP 14 27 R2GATE Q541-2
10u
FDS8936A
10k
R502
OSC 15 26 H2SRC
R543
10k
16 25
RUN2 H2GATE
2
2R2
R503
10k
SOFT2
C526
R546
22n 4
2R2
R525
180k
R527 R526
3k3/1% 3k3/1%
D308
BAS316
Q199
STD4NB40
D251
STTA506F
T251
R192
T251
C251
L251
10k
100p/2000V FE_PE
Q192
BC847BW
D201 C202 C203 C204 C205
R204
56R
BAS316 47n 47n 47n 47n
C201
47u
Q207
BC857BW
Q224
STP20NM50
C211
R221
22R
1u/25V
R224
22k
I211
D222
MC33262
BAS316
R241
C261
330R
100p
D241
CMHSH5-2L
R261
F G H I J
K L M N O
I941-D
MC33079
+
12
14
-
13
D663 D664
R663
U9
33R I941-B
BAS316 BAS316
MC33079
6
-
7
I941-E
5
D941 +
MC33079
BAS316
UNF U-5
R906
C906
27k
+
3
1u
C903
R902 R903 1
-
2
5k6 27k
1u
I941-A
C904
W811
MC33079
JST sw s
C901
1n
C926
1 R926
C811
1n
NF_R+
27k
2 1u
C921
1n +
10
C851 3 C923
R923
1n NF_L+ 8
-
4 9
27k
1n 1u
I941-C
C924
5 MC33079
C798
Mute
6 1n
4n7
Audio in
R855
1k/1%
Q851
BC847BW
R851
10k
R853
22k
L536 R536
U5
10u 0R005
R815
C535
100n
1k/1%
Q811
BC847BW
R811
10k
R813
22k
7,8
UB
1
D793
L541 R541 R542 CMHSH5-2L
U3.3
18u
0R005 0R005
D780
R780
6,5
100R D794
C542 C12V0
3
1000u/16V
Q786
Q541-1 BAS316
BC857BW
FDS8936A
R786
UB
270R
R799
100R
Q798
BC847BW
R781 R782
Q781 4k7 270R
BC857BW
D784
R783
10k
BAS316
R784
R308
47R
10k
D306
C5V6
I307
L78M12
D316
2 1
IN OUT
GND
BYG20D Q306
C316 BC857BW
220u
C305
D332
22u R333 Q336
STP8NM50
BYG21K
2R2
D337
C330 BAS316
1u/25V
R337 R336
C321
56R 10k
C329
C332
1u/25V
100p
100n
R338
1 16
R335 10R
R326
2 15
68R
C327
100k
3 14 D335
330p
13
4
I321 BAS316
Q334
R314 STP8NM50
5 L6598 12
10k
6 11
7 10
8 9
Q304
R325
BC847BW
10k
Q301 R322
BC847BW
100k
Netzspannungs-Potential
Supply voltage potential
K L M N O
41
P Q R S T U
L620
FE_6A
R622
U5
10k
1 8
L634
2 7
I621
C916 18u
R913
3 ST755 6
5k6 10u
4 5
R632
330k
R631
39k/1%
C936
10u C631
R933 R628 L638
U-5
5k6 8K2/1% FE_6A
47p
R935
C636
82k
100u
NC 1 20 PGND1
D867
C6V2
PIN1 2 19 SW1
C857 D866
R859 R866
NIN1 3 18 VDD1
10k/1% 22k
1u BAS316
AGND1 4 17 BS1
NC 5 16 NC
UNF
I861
C865
MP7731
EN1 6 15 PGND2
D864
Q853
1n C6V2
BC857BW NIN2 7 14 SW2
D863
R863
PIN2 8 13 VDD2
R861
22k
UNF BAS316
AGND2 9 12 BS2
90k9/1%
EN2 10 11 NC
C817
R819
10k/1%
1u
NC 1 20 PGND1
PIN1 2 19 SW1
Q813
D826
BC857BW R826
NIN1 3 18 VDD1
22k
BAS316
AGND1 4 17 BS1
I821
NC 5 16 NC
UNF
MP7731
C825
EN1 6 15 PGND2
1n
NIN2 7 14 SW2
D823
R823
PIN2 8 13 VDD2
R821
22k
BAS316
UNF AGND2 9 12 BS2
90k9/1%
EN2 10 11 NC
R792 R791
MODE
UNF
10k 10k
R796
L431
C436
FE_6A
100n L432
2k2
C782 UNF
22u
Q796
BC857BW R436
220u
C431
0R 1000u/35V
R435
0R
D491
D492
R492
UB R351
100R 3k3/1%
C5V6 C3V0
R349
220R
R359
I311
1k
PS2561L2-1-E3
C353
R353 R352
4 1
33k 1k5/1%
33n
R356
3 2
1k
I351
TS2431
T342
C423 C424
L413
1 PULSE
15,16
FE_PE
1n 1n
D414
nicht bestückt
3
2 2
11,12,13,14
T342
C425
PULSE 1000u/35V
C420
9,10
100n
C419
100n
2 2
L411
D412 FE_PE
C421 C422
nicht bestückt
1n 1n
Geräte-Potential (erdfrei)
Set potential (off ground)
R340
10M
P Q R S T U
V W X Y
10
R607
6k8 C604
R604
5 4
4k7
22n
R608
I601
10k/1% 6 3 C603
220p
L5973D
7 2
L606
UB U9
8 1
18u
C600
100n
9
R597
10k/1% C594
R594
5 4
4k7
22n
6 I591 3
C593
L5973D 220p
7 2
L596
UB U12
8 1
22u
8
L886
10u
W899
nicht bestückt
W898
JST gry s
1
C882 C881
3
2
680p 680p
2
L
3
L876
1
10u
7
C872 C871
680p 680p
R844
169K/1% C801
L846
10u 2n2
C827
D828
1u
STPS340U
W888
nicht bestückt
6
C842 C841
W889
JST or s
1
680p 680p
3
R
2
L836
2
10u 3
C824 D825 1
1u
STPS340U
C832 C831
680p 680p
5
D476
C458
EXTVcc VFB
STPS340U
9 8
R474 100p
Vin Ion
10 7
1R C466
INTVcc SGND
11 6
4u7
BG ITH
12 5
R471
PGND FCB
Q476 D466
13 4
100k
BSO4822 STPS50540Z
SW VRNG
4
14 3
R466
TG PGOOD
15 2
C475 100k
BOOST RUN/SS
16 1
Q478 220n
BSO4822
C461
100n
R463 R464
330k 4M7
C451
100n
F451 3
F4A
W651
VH ws S
F418
W652
4
F4A
JST ws s
3
UB
1
2
W450
2
C652
1 nicht bestückt
3
C651 3
100n UNF
Backlight
4 2
100n
2
5
1
6
7
28.9.05 Ex / 12.10.05 Ri
8
LOEWE.
Benennung:
9
Backlight
L2650
Basic-Board
1
Code-Teile-Nr.: 391 - 89435 Index:
D
Variante: 350_24V
erst.: Kestel gepr.:
Datum: 28.09.2005 /5.8.05 Datum:
V W X Y