Clear-com KB-701 User Manual download pdf (Page 15)

KB-701 SPEAKER STATION

3-1

MAINTENANCE

This chapter provides maintenance information including a block diagram and troubleshooting tips.

Caution:These servicing instructions are for use by qualified personnel only. To reduce the risk of electrical shock,

do not perform any servicing other than that contained in the operating instructions unless you are qualified

to do so.

KB-701 BLOCK DIAGRAM

The following is a block diagram of the KB-701 speaker station:

Figure 3-5: Block diagram of the KB-701

EQ/

LIM

Talk

Min

Vol

Call

Light

Call

Intercom

Volume

TW Option

Intercom

Speaker

Power

(NC)

Call Send &

Receive

Microprocessor

Talk

Balanced

Program

Input

Speaker

Mute

Program

Mute

Mic Mute

Common

+30 VDC

Ground

Operating

Mode

Options

Mic Gain

Program

Level

Call Alert

Tone Level

4-Wire

Input

4-Wire

Output

2-Wire / 4-Wire

Select

Rectifier

16 VAC

Power

4-Wire

Option

Panel Mic

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 23 24

KB-701 SPEAKER STATION 1
CLEAR-COM ENCORE 1
CONTENTS 3
IMPORTANT SAFETY 5
INSTRUCTIONS 5
Figure 1: Safety Symbols 6
OPERATION 7
Figure 1-2: Internal Controls 9
MODE S-2 S-3 DESCRIPTION 10
INSTALLATION 13
KB-701 SPEAKER STATION 14
MAINTENANCE 15
TROUBLESHOOTING TIPS 16
Table 2: Troubleshooting Tips 17
SYMPTOM CAUSE SOLUTION 17
TECHNICAL 19
SPECIFICATIONS 19
LIMITED 21
WARRANTY 21
WARRANTY REPAIRS AND RETURNS 22
EXTENDED WARRANTY 23
SERVICE CONTRACT 23
LIABILITY 23

Comments to this Manuals

No comments

Clear-com KB-701 User Manual Page 15

Comments to this Manuals

Related products and manuals for Accessories communication Clear-com KB-701