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Yamaha P 2500 Service Manual

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Page 1

P1000S/P2500S/P3500S1
SERVICE MANUAL
PA011690
P1000S: 200306-69000
P2500S: 200306-89000
P3500S: 200306-125000
            03.06
HAMAMATSU, JAPAN
 CONTENTS
SPECIFICATIONS ............................................... 3/4
DIMENSIONS .......................................................... 5
PERFORMANCE GRAPHS ..................................... 5
PANEL LAYOUT.................................... 6
CIRCUIT BOARD LAYOUT & WIRING ........................... 8
DISASSEMBLY PROCEDURE...

Page 2

P1000S/P2500S/P3500S
2
WARNING
Components having special characteristics are marked             and mus\
t be replaced with parts having specification equal to those
originally installed.
IMPOR TANT NOTICE
This manual has been provided for the use of authorized Yamaha Retailers\
 and their service personnel. It has been assumed
that basic service procedures inherent to the industry, and more specifi\
cally Yamaha Products, are already known and under-
stood by the users, and have therefore not been...

Page 3

P1000S/P2500S/P3500S3
SPECIFICATIONS
P3500S
P2500S
Power Output Level (Rated Power)
Power Bandwidth 8 W/STEREO
4 W/STEREO
8 W/BRIDGE 
  390 W x 2
  590 W x 2
1180 W x 1   350 W x 2
  450 W x 2
  900 W x 1
1000 W x 2
2000 W x 1
  275 W x 2
  390 W x 2
  780 W x 1   250 W x 2
  310 W x 2
  620 W x 1
  650 W x 2
1300 W x 1
1 kHz
THD + N = 1%
8 W/STEREO
4 W/STEREO
8 W/BRIDGE 
2 
W/STEREO
4  W/BRIDGE
Half Power  10 Hz – 40 kHz (THD + N = 0.5 %)
Total Harmonic Distortion (THD + N) 4  W – 8 W/STEREO
8 W/BRIDGE...

Page 4

P1000S/P2500S/P3500S
4

ïù“7
P3500S
P1000S
	Z—èÕç
	Z—3¬
ï 8 
/STEREO
4 
/STEREO
8 
/BRIDGE 
  390 W
·2
  590 W·2
1180 W·1   350 W ·2
  450 W·2
  900 W·1
1000 W·2
2000 W·1
110 W·2
120 W·2
240 W·1 100 W·2
105 W·2
210 W·1
200 W·1
400 W·1 P2500S
  275 W ·2
  390 W·2
  780 W·1   250 W ·2
  310 W·2
  620 W·1
  650 W·2
1300 W·1
1 kHz
THD ´ N = 1%
8 
/STEREO
4 
/STEREO
8 
/BRIDGE 
2 

/STEREO
4  
/BRIDGE
Half Power  10 Hz  ™ 40 kHz (THD ´ N = 0.5 %)

¶ôÐþêp¢ THD...

Page 5

P1000S/P2500S/P3500S5
DIMENSIONS
PERFORMANCE GRAPHS
Units: mm
P2500SP1000S
Power Consumption [W]
100010010
1 1 10 100 1000
Mode: STEREO
Both ch Driven
RL=4  ½, f=1 kHz
Power Consumption [W]
10000
1000
100
101 1 10 100 1000
Mode: STEREO
Both ch Driven
RL=4 ½, f=1 kHz
P3500S
Power Consumption [W]
10000
1000
100
101 1 10 100 1000
Mode: STEREO
Both ch Driven
RL=4 ½, f=1 kHz
Output Power [W]
Output Power [W] Output Power [W]
¢
GO
$£
¢›
Q
$£
 

Page 6

P1000S/P2500S/P3500S
6
1
2
3
4
5
6
7
8
PANEL LAYOUT
 Front Panel
[POWER] switch and indicator
[TEMP] indicator
[PROTECTION] indicator
[CLIP] indicator
[SIGNAL] indicator
Volume control knobs
[                              ] indicator
(P2500S, P3500S only)
Air intakes
P1000S
P2500S, P3500S
1
2
3
4
5
6
7
8
¢ÍÉçè ž¢Ä£


Page 7

P1000S/P2500S/P3500S7
FILTER switch and [FREQUENCY] adjustment knob
(One pair for each channel) (P2500S, P3500S only)
[                              ] ON/OFF switch
(P2500S, P3500S only)
[INPUT] jacks (Channels A, B)
[STEREO/PARALLEL/BRIDGE] switch
[SPEAKERS] jacks
GND terminal
[HPF  40Hz] switch (P1000S only)
1
2
3
4
5
6
7
 
Rear Panel
P1000S
P2500S, P3500S
INPUT SPEAKERS
ON OFF
STEREO BRIDGEPARALLEL
BRIDGE(+)
(-)
HPF  40Hz
SUB
WOOFER
LOW CUT
ON
STEREO BRIDGEPARALLEL
INPUT SPEAKERS
BRIDGE
OFF
OFF
1
1
+...

Page 8

P1000S/P2500S/P3500S
8
Cord holder (VV104600)
¢ ï³áé¿«» £Cord holder (VV104600)
¢ ï³áé¿«» 
£
B
C
A
IN
PA
DC
VRLEDPSW
OUT2OUT1
Power transformer¢?oÄåïµ£ (Upper side) (P2500S, P3500S only)
(Lower side)
PA unit+
¢1âÇ¿Ä£

CIRCUIT BOARD LAYOUT & WIRING
 
Top view
 
Front view
 Whole wiring drawing
¢âÇ¿Äè ž¢ÄÍA
¢
$£
¢
¶.wA
¢
$£ 

Page 9

P1000S/P2500S/P3500S9
Connector assembly B&B Black (WA01180)
Connector assembly C&C 8P
(WA010600) Connector assembly ATT 7P
(WA010900)
Bundle by cord holder.
(VV010700, WA010900, Fan wiring)
¢ ï³áé¿«» pv‡b{£
Bundle by cord holder.
(WA01110, WA01120, Transformer wiring)
¢ ï³áé¿«» pv‡b{£
Bundle by cord holder.
(WA010800, WA010900, WA01130,
  WA01140, WA01150, WA01160)
¢ ï³áé¿«» pv‡b{£
Need twist of five rotations.
(WA01130, WA01140, WA01150)...

Page 10

P1000S/P2500S/P3500S
10
• Top view[500]
[500]Top cover¢Ä¿Ó§Ì”£[500]
DISASSEMBLY PROCEDURE
 
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