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General| Brand | Panasonic |
|---|---|
| Model | RS-B25 |
| Category | Cassette Player |
| Language | English |
Details the cassette deck's mechanical setup and head configuration.
Covers wow/flutter, fwd/rewind time, input/output sensitivity, and headphone specs.
Lists power consumption, supply, dimensions, and weight.
Specifies available color choices and regional market variations.
Step-by-step guide for removing the outer case cover.
Instructions for detaching the front panel assembly.
Procedures for removing the main PCB and other internal modules.
Steps to safely remove the internal mechanism unit.
Guidance on disconnecting and handling flat cables and connectors.
Procedures for adjusting and measuring tape speed accuracy.
Adjusting head azimuth, L-CH/R-CH output balance, and phase.
Measuring and adjusting playback and overall frequency response.
Procedure for measuring and adjusting the erase current.
Adjusting overall gain and calibrating the LED meter.
Checking and adjusting the Dolby B and C NR circuit characteristics.
Describes PD, PD1, PD2, PD3 terminals for record/playback status.
Details OSC, PEΦ, PE1, PE2, PE3 terminals for mechanism operation.
Explains TEST, Vss, INT, RST, VDD terminals for system control.
Covers PAΦ, PA1, PA2, PA3 terminals for various key inputs.
Details PC, PC1, PC2, PC3 terminals related to input scanning.
Wiring and component layout for the Dolby NR circuit board.
Wiring and component layout for the mechanism control PCB.
Wiring and component layout for the main processing PCB.
Wiring and component layout for the LED meter indicator PCB.
Explains the basic operation sequence from STOP to PLAY mode.
Illustrates the location of mechanical parts from the front.
Illustrates the location of mechanical parts from the back.
