Service manual

YSP-1
41
ABCDEFGH I J
1
2
3
4
5
6
7
■ PRINTED CIRCUIT BOARD (Foil side)
1
30
83
51
103
31
82
52
1
30
83
51
103
31
41
58
82
52
DRIVER
(TWEETER)
TXN9
TXP9
TXN8
TXP8
TXN7
TXP7
TXN6
TXP6
TXN5
TXP5
INPUT (2)
W8, W9
MGND MGND
+15VM +15VM
+3.3V
GND
DSP
CB1, CB2
Nout0/2
GND
Pck0/2
Nout1/3
GND
Pck1/3
Npwm
GND
TEMP
GND
Pout0/2
Nck0/2
GND
Pout1/3
Nck1/3
GND
Ppwm
AMP_PRT
TXN9
TXP9
TXN8
TXP8
TXN7
TXP7
TXN6
TXP6
TXN5
NC
TXP5
+
–
DRIVER
(TWEETER)
TXP0
TXN0
TXP1
TXN1
TXP2
TXN2
TXP3
TXN3
TXP4
TXN4
+
–
DRIVER
(TWEETER)
TXP0
NC
TXN0
TXP1
TXN1
TXP2
TXN2
TXP3
TXN3
TXP4
TXN4
+
–
DRIVER
(WOOFER)
PWMP
PWMN
+
–
DRIVER
(TWEETER)
+
–
AMP P.C.B. (Side A) Lead Free Solder Used
D1 D2
D2 D6
D3 D6
D4 D4
IC1 C3
IC3 C5
IC4 D6
Q1 C2
Q2 D6
Q3 D6
Q4 D6
Q5 D6
Q10 C4
Ref No. Location
AMP P.C.B. (Side B) Lead Free Solder Used