LEM PROCON 1250 User Manual

11
11
1
Index
Soldering point.
Male connector.
Female connector.
M/F faston connector.
Test point.
Supply voltage. Logic supply ground.
Analog supply ground.
Chassis ground.
Earth ground.
Flag joined with one or more flags
GENERALMUSIC S.p.A. Sales Division: 47842 S.Giovanni in Marignano (RN) ITALY - Via delle Rose, 12
Phone +39(0)541/959511 - Fax +39(0)541/957404 - Internet: www.generalmusic.com
PROCON 400 Test Procedure2
PROCON 750 Test Procedure2
PROCON 950 Test Procedure
4
4 PROCON 1500 Test Procedure
5
PROCON 1250 Test Procedure
Spare Part List
3
PROCON 1100 Test Procedure
PROCON 400 Schematic
PROCON 750 Schematic
PROCON 950 Schematic
PROCON 1500 Schematic
PROCON 1250 Schematic
PROCON 1100 Schematic
3
6
9
10
11
7
8
with the same signal name inscribed.
ATTENTION Observe precautions when handling electrostatic sensitive devices.
Notice
Service must be carried out by qualified personnel only. Any tampering carried out by unqualified personnel during the guarantee period
will forfeit the right to guarantee.
For a correct operation of the instrument, after having switched off, be careful to wait at least 3 seconds before switching on again.
To improve the device's specifications, the schematic diagrams may be subject to change without prior notice.
All components marked by this symbol have special safety characteristics, when replacing any of these components use only
manufacturer's specified parts.
The (µ) micro symbol of capacitance value is substituted by U.
The (
Ω) omega symbol of resistance value is substituted by E.
The electrolytic capacitors are 25Vdc rated voltage unless otherwise specified.
All resistors are 1/8W unless otherwise specified.
All switches shown in the "OFF" position. All DC voltages measured to ground with a voltmeter 20KOhm/V.
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
✒
☎
®
SERVICE MANUAL
code 270266

LEM PROCON 1250 Specifications

General

Brand	LEM
Model	PROCON 1250
Category	Amplifier
Language	English

Summary

Notice and Safety Precautions

Handling Electrostatic Sensitive Devices

Observe precautions when handling electrostatic sensitive devices.

PROCON 400 Test Procedures and Adjustments

Precautions for PROCON 400

Important safety measures to prevent damage during testing procedures.

Supply Check for PROCON 400

Verifying AC and DC supply voltages for proper operation.

Channel Check for PROCON 400

Assessing channel output signal symmetry and distortion.

CLIP LED Adjustment for PROCON 400

Adjusting the clip indicator LEDs for accurate signal clipping detection.

Offset Adjustment for PROCON 400

Setting the DC offset voltage to within specified limits.

PROCON 750 Test Procedures and Adjustments

Precautions for PROCON 750

Safety measures for testing the PROCON 750 amplifier.

Supply Check for PROCON 750

Verifying AC and DC supply voltages for the PROCON 750.

Channel Check for PROCON 750

Testing channel output signals for symmetry and distortion.

CLIP LED Adjustment for PROCON 750

Adjusting the clip indicator LEDs on the PROCON 750.

Offset Adjustment for PROCON 750

Setting the DC offset voltage for the PROCON 750 channels.

PROCON 950 Test Procedures and Adjustments

Precautions for PROCON 950

Safety measures for testing the PROCON 950 amplifier.

Supply Check for PROCON 950

Verifying AC and DC supply voltages for the PROCON 950.

Channel Check for PROCON 950

Testing channel output signals for symmetry and distortion.

CLIP LED Adjustment for PROCON 950

Offset Adjustment for PROCON 950

PROCON 1100 Test Procedures and Adjustments

Precautions for PROCON 1100

Safety measures for testing the PROCON 1100 amplifier.

Supply Check for PROCON 1100

Verifying AC and DC supply voltages for the PROCON 1100.

Channel Check for PROCON 1100

Testing channel output signals for symmetry and distortion.

CLIP LED Adjustment for PROCON 1100

Offset Adjustment for PROCON 1100

PROCON 1250 Test Procedures and Adjustments

Precautions for PROCON 1250

Safety measures for testing the PROCON 1250 amplifier.

Supply Check for PROCON 1250

Verifying AC and DC supply voltages for the PROCON 1250.

Channel Check for PROCON 1250

Testing channel output signals for symmetry and distortion.

CLIP LED Adjustment for PROCON 1250

Offset Adjustment for PROCON 1250

PROCON 1500 Test Procedures and Adjustments

Precautions for PROCON 1500

Safety measures for testing the PROCON 1500 amplifier.

Supply Check for PROCON 1500

Verifying AC and DC supply voltages for the PROCON 1500.

Channel Check for PROCON 1500

Testing channel output signals for symmetry and distortion.

CLIP LED Adjustment for PROCON 1500

Offset Adjustment for PROCON 1500