Pioneer sxp 720 service manual

Page 1

STERO RECEIVER

(U) PIONEER

The Art of Entertainment

ORDER NO.
ARP2398

X-PSED

SX-P72.

L

SX- P920 AND SX- P720 HAVE THE FOLLOWING :

Mode!
TYPE Pewer Requirement Remarks
SX- P920 3X ~- P720
HE O O AC220V- 230V, 240V {SwitchabIeI*
HB O O I ACZZOV 230V 240V (SwitchabIeI'
I HEWZI E O O ACZZOV- 230V 240V18witchable1"
SD I O O AC1 10V 120V - 127V 220V 240V {Switchable}
KUC ' - O Ac12ov only
'I
C

I. SAFETY INFORMATION -----------------
2. EXPLODED VIEWS PACKING AND PARTS LIST

.............................................

3. SCHEMATIC DIAGRAMS AND PCB CONNECTION

DIAGRAMS ..................................
' PCB PARTS LIST ...........................
. ADJUSTMENTS ............................
. FIEGLAGE .....................................

011.11%»

................ 2 5. AJUSTE 45

6. IC INFORMATION ....................................... 48
................ 3 7. DISASSEMBLY 52

8. FOR SX-PQZOJHB, HEWZI AND SX-P72CII'HB,
................. 7 HEWZI TYPES 54
............... 34 9_ PANEL FACILITIES 35
.............. 42 10. SPECIFICATIONS 33
.............. 44

PIONEER ELECTRONIC CORPORATION 4w1. Meguro 1-Chome, Meguro-ku. Tokyo 153. Japan
PIONEER ELECTRONICS SERVICE INC. PO. Box 1760. Long Beach. CaliIornia 90801 USA.
PIONEER ELECTRONICS OF CANADA INC 505 Cochrane Drive Markham Ontario L3R 8E3 Canada

PIONEER ELECTRONIC [EUROPE] N. V Haven 1087 Keelberglaan 1 9120 Melsele Belgium

PIONEER ELECTRONICS AUSTRALIA PTY LTD

178-184 Boundary Road Braeside VictorIa 3195 Australia TEL. [03] 580- 9911

© PIONEER ELECTRONIC CORPORATION 1992 DFV JAN. 1992 Printed in Japan

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2. EXPLODED VIEWS, PACKING AND PARTS LIST

NOTE 5:

O The pans with (m Erru'rn'ed number are generm'ly umwm'z'abfe because HIE}! are not in Our Muster Spare Pans 14m.

0 The E, mark found on some component parts imficmex (he impormnw ofthe safif'ry fin-fur 0wa part. There bra, when replacing.
be sure {a use party of'Idenn'wl designation.
n Pans marked by " I! " are no: aiways kepr in stock. Their deifvery rims: may be longer {ha}: mam! Or they may be nnmwfluble.

2.1 PARTS LIST OF SX-PQZO/HE

Mark No. Description Parts No.
1 KNOB (VOLUME) AAB1249
2 KNOB UOGJ AAB1251
3 KNOB AABl253
(RBASS LEVEL, MIC LEVEL)
4 FUNCTION BUTTON AAD205?
(TUNER, TAPE. CD, LD,
PHONO, VCRJDAT)
5 BAND BUTTON AAD2069
{FREQ STATION, BAND)
5 POWER BUTTON AAD2070
7 P-BASS BUTTON (2} ASSY AAD2074
{SUPER P. BASS, VOCAL
CANCEL)
8 AI BUTTON ASSY (SMART AADZOBO
OPERATION. MEMORY)
E} FUNCTION LENS AAK2206
10 FILTER (REMOCON) AAKZZUB
11 DECORATIVE PLATE AAK2255
(TUNER)
ii? 12 MAIN ASSEMBLY AWZB719
:51 13 SUB. POWER ASSEMBLY AW23727
14 SCREW ABAJ258
15 SCREW {STEEL} ABA1095
16 NUT ABNIOIS
A 1? AC POWER CORD ADGIOIQ
18 RUBBER SHEET AEBIIII
19 BINDER ABC-826
20 STRAIN RELIEF ABC-882
21 SPACER AEC1235
22 PCB SPACER (3 X 8} AEC1371
23 PCB SPACER (3 x 12} AEC1372
24 ........ .. ...........
L5) 25 F R. AMP ASSEMBLY AW23734
26 FRONT PAD AHA1453
27 REAR PAD AHA1454
28 PACKING CASE AHD2179
29 PACKING SHEET AHGIOQB
30 MIC ASSEMBLY AWZS'IBS
31 FRONT PANEL ASSY AMBIB74
32 PCB MOULD AMR2115
33 CHASSIS ANA1155
34 REAR PANEL ANCI???
35 BONNET (FE) ANE1309

Mark No. Description Parts No.
36 HEAT SINK ANH1352
37 SHIELD BOX AN K1179
38 OPERATING INSTRUCTIONS ARC1305
(German, Italian}
39 OPERATING INSTRUCTIONS ARClSUE
(English, French. German,
Italian)
40 OPERATING INSTRUCTIONS ARE1211
(English, French)
41 HEAD. P- ASSEMBLY AWZ3737
42 CONNECT ASSEMBLY AWZ3739
43 TUNER ASSEMBLY AWE1226
© 44 DISPLAY ASSEMBLY AW23705
© 45 YR ASSEMBLY AWZ3708
46 DC MOTOR AXM1013
47 SCREW BBZBDPOGOFZK
48 SCREW BBZBOP08OFZK
49 SCREW BBZAOPUEOFZK
50 SCREW BP226POBOFMC
51 NUT NKQOFUC
52 SCREW PPZSOPIOOFZK
53 F OOTIRUBBER} REC-434
54 SCREW ABA1024
55 SCREW VBZ30P160FMC
A 56 FUSE (TLGAIZSOV, FU51) AEK+510
5? PFC (127) ADDIlOO
A 58 POWER TRANSFORMER (T1) ATSISTB
© 59 REGULATOR ASSEMBLY AWZ4009