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Yamaha A-S2100 Service Manual page 58

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A
B
A-S2100
1
FUNCTION (1)
(Side A)
2
MAIN (1)
(W102)
3
CB502
4
1
8
5
4
16
1
IC722
17
32
RY_SPA
RY_SPB
5
-12D
FRONT (16)
(W424)
6
• Semiconductor Location
Ref no. Location
Ref no. Location
D515
H4
D723
E3
D518
I5
D725
E3
D519
I5
D730
G4
D711
E3
D731
D4
D713
E3
D732
F4
7
D715
F3
D733
B4
D721
E3
D734
D4
58
C
D
MAIN (2)
(ST201)
MAIN (1)
INPUT (2)
(ST101)
(W31)
MAIN (2)
(CB204)
MAIN (1)
(CB104)
CB712
W704
W703
W701
W702
1
1
8
8
4
1
4
5
5
4
16
1
16
1
16
IC721
IC720
17
32
17
32
CB713
17
ATT.
BYPASS
NORMAL
INV.
(-6dB)
ATTENUATOR
PHASE
INPUT
Ref no. Location
Ref no. Location
Ref no. Location
Ref no. Location
D738
B4
D757
F4
IC504
H4
IC713
D742
C3
D758
F4
IC505
I3
IC714
D743
C3
D759
I5
IC506
G4
IC715
D745
D3
D760
I5
IC507
J5
IC716
D751
C3
IC501
H5
IC710
F4
IC717
D752
C3
IC502
H4
IC711
F4
IC718
D754
C3
IC503
I5
IC712
F4
IC719
E
F
INPUT (1)
FUNCTION (2)
(W905)
(W1003)
MAIN (2)
(W202)
CB503
CB504
CB505
CB715
1
8
4
5
1
8
1
8
5
8
4
5
5
4
16
1
1
16
1
IC717
17
32
IC719
IC718
32
17
32
INPUT (1)
(W906)
INPUT (1)
(W903)
Ref no. Location
Ref no. Location
Ref no. Location
D4
IC720
D5
Q510
I5
Q526
I5
C4
IC721
C5
Q513
H5
Q529
H5
B4
IC722
B5
Q514
I5
Q530
I5
F3
IC723
I5
Q517
H5
Q538
H5
F5
Q11
B4
Q518
I5
Q711
G5
F5
Q505
I4
Q521
H5
Q715
F5
E5
Q509
I4
Q522
I5
Q718
E3
G
H
INPUT (1)
(W904)
FRONT (17)
(W425)
FUNCTION (3)
(W1)
(For factory)
CB506
CB510
CB514
8
IC505
9
4
3
3
2
IC504
1
4
1
5
30
1
31
100
IC502
50
81
51
80
CB511
IC501
IC523
CB513
(For factory)
Writing port
JK501
JK502
ON/OFF
IN
IN
AUTO POWER
TRIGGER
REMOTE
STANDBY
Ref no. Location
Ref no. Location
Ref no. Location
Ref no. Location
Q719
E3
Q733
F4
Q740
D4
Q749
Q723
F4
Q734
F4
Q741
B4
Q751
Q724
F4
Q735
E3
Q742
B4
Q753
Q725
F3
Q736
E3
Q743
C3
Q754
Q726
F3
Q737
F4
Q744
C3
Q755
Q729
E3
Q738
F4
Q747
C4
Q758
Q730
E3
Q739
D4
Q748
C4
Q759
I
J
FRONT (1)
(CB405)
MG
I_LRBAL
I_BAS
I_TRE
1
I_VOL
I_HPTRIM
16
I_SPAB
I_ISEL
I_CNTR
+12D
-12D
REM
I_MTRCON
DMRCON
LED_PWR
EX_DO
EX_DI
EX_CL
EX_N_CS
EX_N_IC
MMMC_DET
N_MT_LEV_DET
N_HP_DET
M_VOL+
M_VOL-
+5M
MG
+5S
FRONT (1)
(CB406)
3
1
IC503
5
4
JK503
JK505
OUT
SYSTEM
CONNECTOR
Ref no. Location
D3
Q760
C3
D3
Q763
C3
C5
Q765
B5
C3
Q769
B3
C3
Q770
B4
C4
Q775
I5
C4

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