Equipment information
Pioneer SX-1250 Receiver
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Model:
SX-1250
Date:
Category:
Group:
Description:
AM/FM Stereo Receiver
Manual Type:
Cirquit Diagram
Pages:
4
Size:
287.17 Kbytes (294066 Bytes)
Language:
english
Revision:
Manual-ID:
Date:
Quality:
Scanned document, reading partly badly, partly not readable.
Upload date:
2015 09 27
MD5:
287fe11f93251cc67fc7b4a0122398b9
Downloads:
981
Manual Type:
Cirquit Diagram
Pages:
3
Size:
1.10 Mbytes (1148929 Bytes)
Language:
english
Revision:
Manual-ID:
Date:
Quality:
Scanned document, reading badly, partly not readable.
Upload date:
2015 09 27
MD5:
452430dc0620ededcdb3c2338725a365
Downloads:
671
Manual Type:
Service Manual
Pages:
124
Size:
6.73 Mbytes (7056628 Bytes)
Language:
english
Revision:
Manual-ID:
ART-158-0
Date:
Quality:
Scanned document, reading partly badly, partly not readable.
Upload date:
2015 09 27
MD5:
6fc5aeb1cae243479bb170aed3a3d291
Downloads:
969
Information
1. SPECIFICATIONS
... 4
Z FRONT PANEL FACILITIES
... 6
3. CONNECTION DIAGRAM
... 9
4. CIRCUIT DESCRIPTIONS
4.1 TV Multimedia">Tuner Section
... 11
4.2 Audio Section
... 14
4.3 Protection
Circuit ... 17
4.4 Power Supply Circuit
... 18
5. LEVEL DIAGRAM
... 19
6. BLOCK DIAGRAM
... 20
7.
DISASSEMBLY ... 22
8. PARTS LOCATION
8.1 Front Panel View
... 25
8.2 Rear Panel View
... 27
8.3 Top View
... 29
8.4 Bottom
View ... 31
8.5 Front
View ... 33
9. ADJUSTMENTS
9.1 AM
Tuner ... 35
9.2 FM TV Multimedia">Tuner
... 36
9.3 Power TV Multimedia">Amplifier
... 38
9.4
Stabilizer ... 38
10. DIAL CORD STRINGING
... 39
11. EXPLODED VIEWS
... 40
12. SCHEMATIC DIAGRAMS. P.C. BOARD PATTERNS AND PARTS LISTS
12.1 Miscellaneous-parts
... 51
12.2 Schematic Diagram
...
53
12.3 Internal Circuitry of Integrated Circuits
...
55
12.4 The Circuit of FM Front End (AWB
023) ...
56
12.5 TV Multimedia">Tuner Assembly
(AWE-068) ...
57
12.6 De-emphasis Switch Assembly
(AWX-099) ...
63
12.7 TV Multimedia">Equalizer TV Multimedia">Amplifier Assembly (AWF 021)
...
64
12.8 Function Switch Assembly
(AWS-094) ...
68
12.9 Flat TV Multimedia">Amplifier Assembly (AWG 042)
...
70
12.10 5P Connector Assembly (AWX
062) ...
75
12.11 Control TV Multimedia">Amplifier Assembly (AWG 041)
...
76
12.12 Filter TV Multimedia">Amplifier Assembly (AWM
089) ...
80
12.13 TV Multimedia">Microphone Jack Assembly (AWX-097)
...
83
12.14 Power TV Multimedia">Amplifier Assembly
(AWH-048) ...
84
12.15 Speakers Switch Assembly (AWS-095)
...
88
12.16 Protection Circuit Assembly (AWM-091)
...
90
12.17 Stabilizer Assembly (AWR-106)
...
93
12.18 Power Supply Assembly (AWR-107)
...
96
13. PACKING
...
98
14. PARTS LIST OF EXPLODED
VIEWS ...
99
15. SUPPLEMENTS FOR SX 1250/HG AND SX-1250/S
15.1 Contrast of
Miscellaneous-parts ... 101
15.2 Schematic Diagram for SX-1250/S
... 103
15.3 Schematic Diagram for SX·
1250/HG ... 105
15.4 De-emphasis Switch Assembly (AWX-101, for S type)
... 107
15.5 Speakers Switch Assembly (AWS 098, for HG
type) ... 108
15.6 Power Supply Assembly (AWR-108, for HG type)
... 110