Bose 1401 II Series - User Manual

®
®
Service Manual
Part Number 122762 REV 01
1201, 1401
™
Series I and II
Direct Reflecting
®
Car Stereo
Speaker System
Model 1201
1401 Series I
1401 Series II
©
1998 Bose Corporation

Bose 1401 II Series Specifications

General

Brand	Bose
Model	1401 II Series
Category	Car Stereo System
Language	English

Summary

Electrostatic Discharge Sensitive (ESDS) Device Handling

Specifications

Technical Description

Disassembly and Assembly Procedures

1401 Series II Procedures

Steps for disassembling and assembling the 1401 Series II unit.

1401 Series I Procedures

Specific steps for disassembling and assembling older 1401 Series I units.

1201 Series Procedures

Steps for disassembling and assembling the 1201 unit.

Test Procedures

Test Procedure Set-Up and Connections

Instructions for setting up test equipment and connecting wires.

Initial Turn-On and Response Tests

Tests for initial power, low frequency response, and spatial control.

Power, Distortion, and Input Tests

Tests for power output, distortion, and input levels.

Protection Circuit Test

Procedure to verify the functionality of the unit's protection circuits.

Part List Notes

PCB Identification

Main Part List

Electrical Part List (1401 Series I)

Electrical Part List (Series II & 1201)

Speaker Part List

Technical Information

Low Level Input Sensitivity Changes

Modifications to adjust low-level input sensitivity for different front-end units.

Troubleshooting Guide

A guide to diagnose and resolve common issues with the unit.