Yamaha HTY-7040 Service Manual page 70

A B
YSP-4000/YSP-40D/HTY-7040
1
AMP P.C.B.
(Side A)
DRIVER x 6
(TWEETER)
2
– +
CB511
3
4
1 25
100 26
IC516
76 50
75 51
5
CB510
– +
6
DRIVER x 6
(TWEETER)
• Semiconductor Location
Ref no. Location Ref no. Location Ref no. Location Ref no. Location Ref no. Location Ref no. Location Ref no. Location Ref no. Location
D501 G4 D510 F4 D523 C4 IC503
D502 H4 D515 E4 D528 B4 IC505
D503 G4 D516 D4 D530 B4 IC506
7
D504 H4 D517 E4 IC501 I4 IC507
D522 C4 IC502 I4 IC508
D509 F4
70
C D
DRIVER x 6
(TWEETER)
No replacement part available.
– +
サービス部品供給なし
CB512
9 16 9
9 16
IC515 IC514 IC512
8 1 8 1 8
1 25 1 25
100 26 100 26
IC513
IC511
76 50 76 50
75 51 75 51
CB509
– +
DRIVER x 6
(TWEETER)
G5 IC509 H4 IC514 D3 Q504 H4 Q513
G3 IC510 E5 IC515 C3 Q507 G3 Q514
H4 IC511 D5 IC516 B5 Q510 F3 Q515
F5 IC512 E3 Q502 H4 Q511 E4
F3 IC513 C5 Q503 H4 Q512 E4
E F
DRIVER x 4
POWER (1)
(CB505)
(TWEETER)
MGND
MGND
– +
+12V
+12V
CB504
16
9 16
IC508
1 8 1
1 25
100 26
IC507
76 50
IC510
75 51
CB503
– +
DRIVER x 4
(TWEETER)
D3
C3
B3
G H
DRIVER x 4
(TWEETER)
DRIVER
– +
(WOOFER_R)
No replacement part available.
サービス部品供給なし
– +
CB507
CB505
9 16
IC505
8 1
22 42
IC509
21 1
22 42
IC506
1 25
100 26
21 1
IC503
76 50
75 51
CB502 CB506
– +
DGND
/IRQO_SPJ_2
/IC_SPJ
/IRQO_SPJ_1
DRIVER
– +
DGND
(WOOFER_L)
DGND
SDMB
+3.3V
DRIVER x 4
TISDO_F
(TWEETER)
TISDO_C
TIBCK
DGND
D3_MUTE_WF
DA_SW2
DA_SW1
DSP
(CB8)
I J
MGND
MGND
+12V
+12V
POWER (1)
(CB504)
IC502
20 1
11 10
/CS_SPJ_2
N.C.
/CS_SPJ_1
/DISABLE_SPJ
24MB
SCKB
SDO
DGND
TISDO_S
DGND
TIWCK
AMP_PROTN
AGND
AGND
AGND