Pioneer M-LA21 Service Manual page 16

1
M-LA21
4.3 JACK ASSY
A
D
JACK ASSY
E
CN11
R589
B
CN2
ECHOSIG1
+12V
ECHOSIG2
J78
VOLGND
MICSIG2
J80
-12V
MICSIG1
RCHOUT
MICGND
MICIN
LCHOUT
MICSW
-6dB SW
CN3
C
E A
CN12 CN604
SIDE A
D
D
16
1
2
A
CN602
R507
Q511 EC559
Q516
R590 R599
Q515
R597
J59
EC546
+12V
EC560 C547
AGND
EC531
-12V
AGND
AGND
EC548
EC537 R561
AGND
Q518 C541
CN22
C548
C549
J61
R502
Q517
J83
R571
+12V
METER
GND
CN4
HPLCH
R575
PWRCTL
HPGND
HPRCH
METERIN
HPSW J82
GND
HPLCH
Q512
HPGND
HPRCH
HPSW
R576
EC541
JACK BOARD
PMT1LA-01-02
CN23
GND
SPKL
GND
SPKR
A
WH602
Q511 Q516
Q515
Q518
Q517 Q512
2
3
FOR NON-KARAOKE
R592
R572
R593
EC535
Q514
R598
EC549
R567
EC528
R579
C543
R560 EC544
R594
EC532
EC522
EC523
J71
R580
R558
R501
EC521
R596
EC536
D510
R520
R551
D506
Q501
Q513 EC529
D511
R553
Q504
IC502
C535
R530
R581
R554
R529
D509
R557
C532
EC530
J39
Q514
IC504
Q513 Q501 IC502
Q504
3
4
TO EC522
"BOND"
EC527
EC525
EC524
Z2
Z1
EC526
RIN
TO EC523
"BOND"
W1
R588
C556
2 5 1 I C
R587
EC511
EC520 EC517
C545
EC518
EC515
EC514
EC513 EC512
R550
Q502
EC533
Q503
EC534
R584
"BOND"
IC512
Q502
Q503
4
LIN
JK502
JK501
"BOND"