Linn LK140 Service Manual

2
nd
June 1999
Page1 Copyright © 1999 Linn Products Limited. All rights reserved.
LK85 & LK140 Service ManualLK85 & LK140 Service Manual
Contents
INTRODUCTION .................................................................................................................................... 2
A
BOUT THIS MANUAL.............................................................................................................................. 2
R
ETAILER & DISTRIBUTOR OBLIGATIONS ................................................................................................... 2
H
OW TO USE THIS MANUAL...................................................................................................................... 2
INSTALLATION..................................................................................................................................... 3
I
MPORTANT SAFETY INFORMATION............................................................................................................ 3
I
NSTALLATION ....................................................................................................................................... 3
P
LACEMENT.......................................................................................................................................... 3
POWER-UP PROBLEMS........................................................................................................................ 4
P
OWER UP PROBLEMS ............................................................................................................................ 4
F
USE BLOWING...................................................................................................................................... 5
PROTECTION (TRIPPING) PROBLEMS ................................................................................................. 7
I
MPORTANT INFORMATION ABOUT TRIP – PLEASE READ BEFORE FAULT FINDING ON TRIP PROBLEM..................... 7
T
RIP PROBLEMS – FAULT TABLE............................................................................................................... 8
STAND-BY PROBLEMS......................................................................................................................... 9
I
NFORMATION ABOUT THE STAND-BY FACILITY ............................................................................................ 9
S
TAND-BY PROBLEM TABLE..................................................................................................................... 9
AMPLIFIER & AUDIO PROBLEMS........................................................................................................11
A
MPLIFIER & AUDIO PROBLEMS...............................................................................................................11
DC
AT THE OUTPUT...............................................................................................................................11

Linn LK140 Specifications

General

Type	Stereo Power Amplifier
Input Impedance	10 kOhms
Gain	29 dB
Signal to Noise Ratio	>100 dB
Damping Factor	>100
Input Sensitivity	750mV
Dimensions	80mm x 430mm x 345mm (H x W x D)