AIWA AD-F990 Manuals

Manuals and User Guides for AIWA AD-F990. We have 3 AIWA AD-F990 manuals available for free PDF download: Service Manual, Operating Instructions Manual

Aiwa AD-F990 Service Manual (41 pages)

Brand: Aiwa | Category: Cassette Player | Size: 6 MB

Measuring Point
1
General Instructions for Mechanism Repair
1
Specifications
2
Spring Application Position
3
Exploded View
4
Parts List
5
Mechanical Parts
5
Description of Microcomputer Terminal
12
Terminal Name IC-1
12
Terminal Functions
12
Terminal Name IC-2
13
Terminal Name IC-3
14
AD-F990 Block Diagram
16
Circuit Description
16
AUTO DOLBY-NR Selector System
16
Block Diagram
16
Description of each Block
17
L.p.f.
17
Integrating Circuit
17
Analog SW
17
Description of Operation
18
Dolby NR Circuit NR Control
18
During Recording
18
Auto Dolby-NR B-Type
18
Control System During Recording
19
Common AUTO Operation During Playback
19
Operation During Playback
19
Auto Tape Monitor System
20
During Play
20
T/S Selection
20
During Power on
20
Auto REC Level by Use of Electronic VR
21
IC Pin Description
21
Pin Arrangement
21
Pin Connection Diagram
21
Pin Function IC5V
22
IC3V Relation between Attenuation Value and VR Position
23
Electronic VR IC
24
Hpf
24
Circuit Operating
24
UP Operation
24
AUTO Circuit Operation
25
Peak Detector Circuit Operation
25
VR Position Indicator Circuit Operation
25
Outline of Operation
26
Automatic
26
Up
26
Down
26
FL Bar Meter Circuit
27
FL Level Meter Drive IC
27
Peak Hold Control Section
27
Single Bar PEAK Section
27
Accessories/Package List
28
Electrical Main Parts List
29
Schematic Diagram
31
Wiring
33

Aiwa AD-F990 Service Manual (40 pages)

STEREO CASSETTE DECK

Brand: Aiwa | Category: Cassette Player | Size: 5 MB

AIWA AD-F990 Operating Instructions Manual (29 pages)

Stereo Cassette Deck

Brand: AIWA | Category: Car Receiver | Size: 4 MB

AIWA Categories

Stereo System Cassette Player

CD Player Stereo Receiver Car Receiver

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