Pioneer SX-1280 Manuals

Pioneer SX-1280 Manuals

Manuals and User Guides for Pioneer SX-1280. We have 1 Pioneer SX-1280 manual available for free PDF download: Service Manual

Pioneer SX-1280 Service Manual

Pioneer SX-1280 Service Manual (101 pages)

Am/Fm stereo reciever

Brand: Pioneer | Category: Stereo Receiver | Size: 9.94 MB

Table of Contents

Table of Contents
2
Specifications
4
Hex. Wrench
5
1 Speciftcat|Ons.

6
2 Connection Diagram

6
3 Front Panel Facilities

8
- Block Diagram
  11
5 B L O C K D I a G R a M

11
- Circuit Descriptions
  13
- FM Front End
  13
- T U N E R S E C T I O N
  13
- A F S E C T I O N
  14
  - AF Section
    14
  - Equalizer Amplifier
    14
  - FM Output Amplifier
    14
  - MIC Input Circuit
    14
  - Filter Circuits
    15
  - Flat Amplifier
    15
  - Power Amplifier
    15
  - Tone Controls
    15
  - Meter Amplifier
    16
- P O W E R S U P P L y C I R C U I T
  16
  - Schematic Diagram of Meter Amplifier
    16
  - Surge Current Suppressor Circuit
    16
  - Abnormal Power Amplifier Neutral Point Potential
    17
  - POWER Switch Muting
    17
  - Protection against Overload
    17
  - Protection Circuit
    17
  - Disassembly
    18
  - Bonnet Cover
    19
  - Bottom Plate
    19
  - Front Panel
    19
  - Wooden Cover
    19
7 , Dtsassembly

20
8 Parts Location

20
- F R O N T P a N E L V I E W
  20
- Front Panel View
  20
- F R O N T V I E Ww I T H P a N E L R E M O V E D
  21
- Front View with Panel Removed
  21
- Top View
  22
- Bottom View
  23
- Rear Panel View
  24
- Dial Cord Stringing
  25
500 D I a L C O R D S T R I N G I N G

25

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