Harman Kardon HD 990/230, Service Manual

Page: 42 / 47

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Replace
the
BA6208
change from 2.2k
This connector support SF-HD850
1%
■■■ NET "PVCC"--1A;
■■■ NET "PVCC"--1A;
4.6V
5604C 1.5
HD990 main board
Harman Kardon
A3
7 9 Tuesday, October 07, 2008
Title
Size Document Number Rev
Date: Sheet of
drawn by
ABC PCB S 鄏 l
Ch. du Saux 17
CH-1131 Tolochenaz
SPIN-
SPIN+
TR-
SLED-
SLED-
SLED+
SPIN+
LOAD+
SLED+
SPIN-
SPIN+
SPIN-
LOAD-
TR+
LOAD-
LOAD+
F-
F+
INTRAY OUTTRAY
TRO
DMO
FOO
FMO
TRAYOUT#
TRAYIN#
LIMIT#
GIO5
GIO4
F-
F+
TR-
TR+
DMOEN
PVCC
PVCC
PVCC
PVCC
PVCC
VRD
VRD
VRD
VRD
VRD
VRD
VRD
D5V
D5V
D5V
D5V
B
C
E
Q36
8550
2
1
3
Q39
8050
1
3
2
C97
100nF
R206 1R
R190
4K7
R197 0R
R177 1M
C96 100pF
R200
8K2
R198 47K
R186
560R
Q38
8050
1
3
2
C100 10nF
C102
NA
R180 240R
R188 1M
R185
10K
R207 1R
R201
0R
C
99
100nF
C95
47nF
C90
390pF
FMSO1
TOSO1
R195
2K2
B
C
E
Q37
8550
2
1
3
C88
100nF
C94 100pF
R203
8K2
R204 1R
R178
1K5
C87
100nF
CN3
CON5_2.0MM_DIP
1
2
3
4
5
+
-
U27B
LM393
5
6
7
8
4
R205 1R
R183 100R
+
-
U27A
LM393
3
2
1
8
4
R199
2K2
R181 240R
C91
100nF
C89
390pF
C98
680pF
R202
5K1
C86
100nF
FOFO1
R194
0R
R182
22K
C101 10nF
R193
2.2K
C93
470pF
R192
22K
R189
1K5
DMO1
D22
1N5819
1 2
R191
0R
R184 100R
R179
4K7
R176
10K
+
CE32
100uF/10V
1
2
R187
560R
R196 47K
CN4
CON6_2.0MM_DIP
1
2
3
4
5
6
C92
470pF
U28
BA5888FP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
29 30
VINFC
CFCERR1
CFCERR2
VINSL+
VINSL-
VOSL
VNFFC
VCC
PVCC1
PGND
VOSL-
VOSL+
VOFC-
VOFC+
STBY
BIAS
VINTK
CTKERR1
CTKERR2
VINLD
PREGND
PVCC2
VNFTK
PGND
VOLD-
VOLD+
VOTK-
VOTK+
GND GND
+
CE31
100uF/10V
1
2
harman/kardon HD 990/230 Service Manual
Page 42 of 46