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RTS LMS-325 User Manual Download Page 17

13

Mechanical Parts

2

C22

Capacitor, EL, 0.1 

μ

F, 25V

517004-000

C23

1

R13

Potentiometer, 10k

Ω

, 30%, 0.08W

14060044-00

1

R18

Potentiometer, 10k

Ω

, 20%, 0.1W

14090060-00

2

U2

IC, Low Noise Dual Op-Amp, 
LM833N

1603083300

U3

13

TP1

Terminal with Insert. #ME151-101-
1000

20170014-00

TP2

TP3

TP4

TP5

TP6

TP7

TP8

TP9

TP10

TP11

TP12

TP13

1

J1

Connector, RA Dual RCA-Type Jack, 
Yellow

20180090-00

1

PC Board Rev E

9040-7490-000

AR

Solder Paste

BE738

TABLE 5. 

Electrical Parts

PC Board Assembly

Refer to Page 23 for Reference No.

Qty

Ref. No.

Description

Part No.

Summary of Contents for LMS-325

Page 1: ...User Manual LMS 325 Line Monitor Speaker 9350 7490 000 Rev D 11 2006 LMS325 RTS VOLUM E ...

Page 2: ...92 Please include a note in the box which supplies the company name address phone number a person to contact regarding the repair the type and quantity of equipment a description of the problem and the serial number s SHIPPING TO THE MANUFACTURER All shipments of product should be made via UPS Ground prepaid you may request from Factory Service a different shipment method Any ship ment upgrades wi...

Page 3: ...res 2 Controls 2 Specifications 2 General 2 Connector Pin Configurations 3 Speaker Amplifier 3 CHAPTER 2 Operation 5 External Connections Controls 6 Mounting Configurations 7 CHAPTER 3 Replacement Parts 9 Where to Obtain Parts 10 Mechanical Parts 10 CHAPTER 4 Drawings 15 ...

Page 4: ......

Page 5: ...1 CHAPTER 1 Description and Specifications What you will find in this chapter General Description Features Controls General Specifications Connector Pin Configurations Speaker Amplifier Specifications ...

Page 6: ...rom a Telex Wall Pack Controls The LMS 325 has the following controls Detented volume control to simultaneously adjust the speaker level for both input lines Control to balance the relative level of the input line one and input line two Specifications General Impedence 8 ohms Power Rating 5 watts Sensitivity 90 dB 2 83V meter on axis averaged over one octave bands centered at 250 Hz 500 Hz 1 kHz 2...

Page 7: ... Common Pin 2 RTS Channel 1 audio Pin 3 RTS Channel 2 audio External Power Type 2 0 mm jack Internal pin positive External shell negative Speaker Amplifier NOTE Specifications are for INPUT 1 with the balance control set for minimum attenuation Specifications for INPUT 2 are identical Input Impedance 47 kΩ Input Level 0 7 Vrms Output Amplifier Power 5 W maximum 4 W continuous into 8 Ω Signal to No...

Page 8: ...Description and Specifications 4 ...

Page 9: ...5 CHAPTER 2 Operation What you will find in this chapter External Connections Controls Mounting Configurations ...

Page 10: ...ntrol adjusts the relative level of the Input 1and Input 2 Channel 1 and Channel 2 respectively Use a small flat blade screwdriver to adjust the control 4 Audio Input Jacks These 1 4 monaural phone jacks can be used to connect audio inputs from some other line level program sources an auxiliary output from a radio or tap player for example 5 XLR Line Input Connector This 3 pin female XLR jack can ...

Page 11: ...ns Mounting Configurations Optional mounting configurations for modular RTS intercom stations are shown in Figure 2 and include rack mount con sole mount desktop and portable stations Figure 2 Optional Mounting Configurations ...

Page 12: ...Operation 8 ...

Page 13: ...9 CHAPTER 3 Replacement Parts What you will find in this chapter Where to obtain parts Mechanical Parts Electrical Parts ...

Page 14: ...ion 9060 6260 00 4 P C Board Assembly LMS 325 9030 7490 000 5 Gasket Rear Panel 4501 0076 00 6 Screw Case 9160 6305 00 7 Screw Metric 1603008 8 Screw 4 20 Plastite 51856 005 9 Screw 4 40 x 1 2 LG 51845 039 10 Rear Panel LMS325 9080 7490 000 11 Hex Nut 4 52188 006 12 Insulator Silicone Pad 57896 003 13 Washer 50013 035 14 Cement 25400 046 15 Thermal Compound 84627 000 TABLE 4 Speaker Grill Assembly...

Page 15: ...0 6889 001 TABLE 5 Electrical Parts PC Board Assembly Refer to Page 23 for Reference No Qty Ref No Description Part No 1 D1 Diode IN4001 50V 50745 010 1 C14 Not Installed 51821 012 1 C9 Capacitor EL 10 μF 25V 51821 622 2 C10 Capacitor EL 47 μF 25V 51821 642 C11 4 C12 Capacitor EL 100 μF 25V 51821 626 C13 C16 C18 2 R8 Resistor CF 100 kΩ 5 1 4 W 52154 233 R9 2 R11 Resistor CF 47 kΩ 5 1 4 W 52154 241...

Page 16: ... 52676 615 C4 2 C7 Capacitor NP 47 μF 35V 52710 068 C8 3 R1 Resistor MF 1 kΩ 1 1 4W 54044 100 R10 R15 1 R2 Resistor MF 2 kΩ 1 1 4W 54044 200 2 R5 Resistor MF 11 5 kΩ 1 1 4W 54045 115 R16 2 R3 Resistor MF 100 kΩ 1 1 4 W 54046 100 R4 1 J3 Connector ST Locking 0 100 M 2 57721 002 1 U1 IC Audio Amp NTE 1851 59616 000 1 J2 Connector DC Power Jack 2 0mm 59697 001 1 F1 Fuse Fast Acting 2A 536004 003 1 J4...

Page 17: ...Low Noise Dual Op Amp LM833N 1603083300 U3 13 TP1 Terminal with Insert ME151 101 1000 20170014 00 TP2 TP3 TP4 TP5 TP6 TP7 TP8 TP9 TP10 TP11 TP12 TP13 1 J1 Connector RA Dual RCA Type Jack Yellow 20180090 00 1 PC Board Rev E 9040 7490 000 AR Solder Paste BE738 TABLE 5 Electrical Parts PC Board Assembly Refer to Page 23 for Reference No Qty Ref No Description Part No ...

Page 18: ...Replacement Parts 14 ...

Page 19: ...5 CHAPTER 4 Drawings In this chapter 9010 7490 000 LMS 325 Final Assembly Drawing 9020 7490 000 Speaker Grill Assembly 9027 7490 000 LMS 325 Schematic Drawing 9030 7490 000 Speaker Unit Assembly Drawing ...

Page 20: ...Drawings 16 ...

Page 21: ...17 ...

Page 22: ...18 ...

Page 23: ...19 ...

Page 24: ...20 ...

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