Audio signal processing stage – Eiki LC-X71 LC-X71L User Manual
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Chassis Description
Q5002
Q1683
Q1636
Q1681
Q5001
Q5004
Q5303
Q5007
1
15
2
5
3
12
5
14
2
15
2
3
3
6
5
1
2
10
9
10
3,14
7
7
1
12
17
17
13
16
15
3
6
Mute: H
Mute: H
Mute: L
Monitor out ON : L
Monitor out OFF : H
15
47 45
K00D
K40C
K16R
K10P
K16N
K20H
K20J
K20A
K40E
K10R
K8T
K16S
IC301
SYSTEM
CONTR
OL
PW_SCL_3V
PW_SDA_3V
PW_SCL_5V
PW_SDA_5V
SP OFF
VO
LUME
VOLUME
AUDIO_SW1
AUDIO_SW2
AUDIO_SW1
AUDIO_SW2
SP OFF
325
246
5
2
232
4
143
46
5
84
MAIN BOARD
DRIVE BOARD
SW BO
ARD
R_NET
AV BOARD
IC1652
A
UDIO-CONTR
OL
<BH3540>
IC1651
PRE AMP.
<EL2244>
IC1632
IC1631
L
L
R
R
L
R
L
R
L
R
PC 1
AUDIO-IN/OUT
PC 2
AUDIO-IN
VIDEO
AUDIO-IN
(VARIABLE OUTPUT)
IC281
DAC
IC3252
BUFFER
IC3251
BUFFER
264
IC5002
SW
K20C
SW2001
K20F
K20G
K20D
IC1681
L-AMP.
<TDA1517>
IC1682
R-AMP.
<TDA1517>
L
SP901
SP902
L
R
R
SP_MUTE
13
12
11
K16U
EXP SP._L
EXP SP._R
K20B
1
3
5
1
4
3
2
1
4
3
2
IC001
A
UDIO-SW
<4052>
SP_MUTE
3
1
5
6
7
15
+
-
+
-
-
+
-
+
3,18
3,18
12,13
8,9
12,13
8,9
263
AUDIO_MUTE
M_OUT
16VA
3
3
1
1
12VAL
12VAR
Audio signal processing stage