Yamaha P 2500 Service Manual

P3500S28
REF NO.PART NO. DESCRIPTION REMARKSQTYRANK
RANK: Japan only
C125 Electrolytic Cap. 2.20  200.0V
C126 Ceramic Capacitor 2200P 500V K
C127 Mylar Capacitor 0.1000  63V J ST
-130 Mylar Capacitor 0.1000  63V J ST
C131 Film Capacitor 3.3000 250V K 05
C132 Film Capacitor 3.3000 250V K 05
C133 Electrolytic Cap. 2.20  200.0V
C134 Electrolytic Cap. 2.20  200.0V
C138 Ceramic Capacitor 2200P 500V K
C139 Ceramic Capacitor 2200P 500V K
C140 Electrolytic Cap. 100.00 160.0V 01
C141 Electrolytic Cap. 100.00...

P3500S29
REF NO.PART NO. DESCRIPTION REMARKSQTYRANK
RANK: Japan only
-128 Flame Proof C. Resistor 680.0 1/4 J
01
R129 Flame Proof C. Resistor 330.0 1/4 J 01
-132 Flame Proof C. Resistor 330.0 1/4 J 01
R133 Flame Proof C. Resistor 100 1/4 J 01
-136 Flame Proof C. Resistor 100 1/4 J 01
R137 Flame Proof C. Resistor 33.0 1/4 J 01
-140 Flame Proof C. Resistor 33.0 1/4 J 01
R141 Flame Proof C. Resistor 4.7 1/4 J 01
-144 Flame Proof C. Resistor 4.7 1/4 J 01
R145 Flame Proof C. Resistor 22.0 1/4 J 01
-148 Flame...

P3500S30
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*
*
*
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*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
REF NO.PART NO. DESCRIPTION REMARKSQTYRANK
RANK: Japan only
VR102 Trimmer Potentiometer B 470 3P RHEOA
01
Circuit Board SUB (X3895B0)
Circuit Board LED (WA74400)(WA04010) (X3895B0)
LED Spacer P2 BLACK 8
C601 Mylar Capacitor 2200P  50V J 01
C602 Ceramic Capacitor 1000P  50V K
C603 Ceramic Capacitor 1000P  50V K
C604 Mylar Capacitor 0.2200  63V J ST -607 Mylar Capacitor 0.2200  63V J ST
C615 Ceramic Capacitor 470P  50V K
C616 Ceramic Capacitor 470P...

P3500S31
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*Circuit Board SUB (X3895B0)
Circuit Board PSW (WA74400)(WA04000) (X3895B0)
SW601 Push Switch SDDFA3107U-YL UCS ON/OFF 05 W601 Connector Assembly B&C GRAY (WA01120)
W602 Connector Assembly B&C GRAY (WA01120)
W603 Connector Assembly B&C PINK (WA01110)
Circuit Board SUB (X3895B0)
Circuit Board VR (WA74400)(V999530) (X3895B0)
CN602 Connector Base Post PH 7P SE 01
VR601 Rotary Variable Resistor 5K ATT A 03
VR602 Rotary Variable Resistor 5K ATT B 03
Power Transformer J
Power Transformer...

CIRCUIT DIAGRAM
 CONTENTS
P1000S BLOCK DIAGRAM ........................ 3
P2500S/P3500S BLOCK DIAGRAM ........... 4
WIRING DIAGRAM .................................................. 5
OVERALL CIRCUIT DIAGRAM
POWER AMPLIFIER
Note: See parts list for details of circuit board component parts.
DC ........................................................................\
............ 6
IN ........................................................................\
............. 7
PA...

  
 
 ABCDEFGH
1
2
3
4
5
6
P1000S P1000S BLOCK DIAGRAM
28CA1-8827830
3
IC302a (8P)
C420
D405-407,410
+
+-
-
+-
+-
-24-15V
-15V
8+15V
4
-15V
40Hz
VR602
CN602
8+15V
4
-15V
40Hz
OFF
ON
23HPF
IC303a (8P)
CN106
IC404 (8P)
PR102FAN DRIVE
PR101THERMALDETECT
PROTECTION
HEAT SINK
+-
-V
-V
IN
SUB
(VR)
DCPA
JK301
JK303
JK302
JK304
IC301a (8P)
8
3
21
+15V
4
8
21
+15V
IC301b
45
6
SW301-2
SW302-3
VR601CN602
CN105W604
IC403 (8P)
CN302
SW301-1
SUB
(OUT2)
TEMP
SP601
SUB
(PSW)
W603
W601
CN404
F401
ON/   OFF
SW601
AC IN...

  
 
 ABCDEFGH
1
2
3
4
5
6
4
 P2500S/P3500S BLOCK DIAGRAMP2500S/P3500S
28CA1-8826831
IC302a (8P)
C420
D405-407,410
+
+-
-
+-
+-
-24-15V
8+15V
4-15V
Active filter
VR602
CN602
IC302b (8P)
CN106
IC404 (8P)
PR102FAN DRIVE
PR101THERMALDETECT
PROTECTION
HEAT SINK
+-
-V
-V
856YSP
OFF
+15V
OFF
SUB WOOER
LOW CUTSW303
4-15V
7
IC303a
 (8P)
F402
-24
IN
SUB
(VR)
DCPA
JK301
JK303
JK302
JK304
IC301a (8P)
8
3
21
+15V
4
8
21
+15VSW301-2
SW302-3
VR601CN602
CN105W604
IC403 (8P)
CN302
SW301-1
SUB
(OUT2)
TEMP
SP601
SUB...

    
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2
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5
6
ABCDEFGHP1000S/P2500S/P3500S
 WIRING DIAGRAM
28C99-8827819
5
3
VR
DC
PA
IN
	
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æ
¼ 

	 
æ
¼ 

	 
æ
¼ 

	
æ
¼ 
 	

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æ
¼ 

	

æ
¼ 

LED
PSW
(P3500S only)
(P3500S only) not used
P1000S is not installed.
AC Cord
J:
U,V,T:
H,A,W,K: B:V2943900
VZ021200
V2944000
VZ021600¢?o¯”Å£ Power Transformer
P1000S J: X3528A00
P2500S J:
U,V,T:
H,B,W,K: A:X3524A00
X3525A00
X3526A00
X3527A00
P3500S J:
U,V,T:
H,B,W,K: A:X3520A00
X3521A00
X3522A00
X3523A00
¢?oÄåïµ£...

    
 ABCDEFGHIJKLMNO
P
1
2
3
4
5
6
7
8
9
10
11
12
6
 OVERALL CIRCUIT DIAGRAM 1/4 (DC)P1000S/P2500S/P3500S
28CC1-8826827
4
DC
to PSW-W602
to PSW-W601
to PSW-W603 Power
Transformer
not used
not used
¢?oÄåïµ£
AC IN
REGULATOR -15V
REGULATOR +15V
to PA-CN101 to Fan
to LED-CN601
to IN-CN301 to PA-CN102
to PA-CN103
to PA-CN104
to OUT2-W605
OP AMP
OP AMP
: Ceramic Capacitor 	
·åÛ¿«¯ïÃï±” 

: Film Capacitor 	
ÑŸçܯïÃï±” 

: Mylar Capacitor 	
ڠ唯ïÃï±” 

	 Ú...

  
 
 1
2
3
4
5
6
ABCDEFGH
P1000S/P2500S/P3500S OVERALL CIRCUIT DIAGRAM 2/4 (IN)
28CC1-8826829
7
3
: Ceramic Capacitor (chip)()
: Mylar Capacitor()
: Metal Film Resistor (chip)()(D)
IN
OP AMPOP AMP
OP AMPOP AMPOP AMP
OP AMP
OP AMP
OP AMP
OP AMP
OP AMP
OP AMP
OP AMPOP AMPOP AMP
FREQUENCY B
FREQUENCY A
A
B
to VR-CN602
to DC-CN417
to OUT2-W301B
INPUT B
INPUT A
(): Metal Film Resistor(F)
: installed: not installed