ICT-7A
Contents
1. edo wi asc Power On or Off 8 AC Receptacle Plug power core in COND ECO M Ground ICT 7A Linear IC Teater KEYS INSTRUCTION KEYS INSTRUCTION 0 9 Keys sian Input IC numbers for test Execution key 1 Executes testing work as inputting a device number 2 Repeats test IC series selection key Switches selection OP OPTO REG Ext 1 Ext 2 Auto test key 1 Auto detects IC number 2 Auto test IC If change into new IC the auto search amp test will auto detect the IC and continue to test After entering into the auto test function press any key to back to hand operation Auto search key 1 Search the same components in one series automatically 2 After finding the components press the TEST key to test them SEARCH Those two are used to test the ZENER components LM317 used only please follow the instruction to put the components LM317 inside Lugd 78 79 used only please follow the instruction to put the components BJ 5 inside Back space Key Erases wrong number in the left side of Be BUZZERING switching key Switches BUZZER on off ICT 7A Linear IC Teater OPERATIONAL INSTRUCTIONS 1 OPERATIONAL PROCEDURES STEP1 Plug in AC power cord then switch power on The black light of LCD is on and presents software version It starts self test2. pu mo pup mr pus ems _ pus LL p LLL e _ 2 x UUEO WIN NIN 14 ICT 7A Linear IC Teater 6 Ne LLL 3 15 Document No PME 121206 V 1 2 C TEL 886 2 2999 1860 15 E mail lillian leap com tw Leaptronix
3. e LCD message appears BUZZER damaged Replace SP1 e Response by any keys Components Q11 R3 damaged gt Replace R3 R2 on the board LCD appears irregular Loose LCD flat cable s Tighten LCD s flat cable e LCD backlight is dark Damaged LCD s unit Replace LCD s unit e Buzzer is no problem e IC test unstable Bad connection between IC Re put IC and pull down pin and socket stabler SOCKET unclear or damaged Replace SOCKET Defective Replace another IC Loose CPU Unstable internal circuit Connect local distributor for assistance e Some keys no response Key board damaged Replace a keyboard Replace U17 ar IC Teater ICT 7A Line TOTAL ASSEMBLY 10 ICT 7A Linear IC Teater KEY CODE TABLES OP OPERATIONAL AMPLIFIERS COMPARATORS OPERATIONAL AMPLIFIERS KEY CODE IC TYPE NOTE LM101 Single Unit IM SSS LM108 11 ICT 7A Linear IC Teater KEY CODE i SSS ej LO71 LO72 L074 081 082 1084 1094 per 12 ICT 7A Linear IC Teater 7 0 07 j 2 04 me 2 us CI 22 es 22 um 139 LM139 93 LM193 E 93 37 42 97 290 490 252 272 124 451 NI N w O 99 w o Ww ICT 7A Linear IC Teater mmf i m x A To ni _ do A JA I E REG VOLTAGE REGULATORS po IN j
4. CONTENTS INTRODUCTION ann 1 FEATURES rata 1 SPECIFICATION ssaa 2 CONTROL 8 INDICATORS 3 KEYS INSTRUCTION sun 4 OPERATIONAL INSTRUCTIONS 1 GENERAL OPERATION 5 2 TESTING PROCEDURES 6 3 SEARCHING UNKNOWN IC NUMBER 9 TROUBLE SHOOTING 10 TOTAL ASSEMBLY 11 KEY CODE TABLE naar 12 ICT 7A Linear IC Teater INTRODUCTION LEAP ELECTRONIC accumulated over 15 years experiences in electronic products research and development is a pioneering manufacturer in IC testers industry The ICT 7A desktop design is a newly launched and best quality and multi functions equipped product It can be operated smoothly even lack of lightness condition Moreover the ICT 7A supports over hundred kinds of linear ICs as well as offering the components such as OP OPTO REG SPECIAL FUNCTIONS DEVICE TRANSISTOR ARRAY etc The feature of ICT 7A such as built in auto search amp test speeds to identify and test IC In addition this function design for continuously testing function is intelligently applied to detect defective ICs and their stability All these strengths provide significantly conveniences for digital IC testers All the ICT 7A accumulated incalculable benefits are to be discovered as users utilize the value added multi functions equipped tester This
5. System error shows on the LCD if it is detected STEP2 Auto search the IC number and test if an IC is on the socket STEP3 Use switch the selection of OP OPTO REG Ext1 Ext2 series ICs O Don t put any components on the SOCKET when the PC is turning on otherwise it will cause the damage of the components and the machine ICT 7A Linear IC Teater TESTING PROCEDURES 1 Normal components STEP1 Put IC on the socket and IC s bottom line up with socket Pin 1 side faces up Pull down pin stabler IC pin 1 side faces up i STEP2 Input the IC number such as OP LM324 an user types in IC number 3 2 4 0P324 3 2 LCD display Input keys STEP3 Press ten the test works Follow up test Result is displayed on the LCD Pass test displays on the LCD Fail test displays on the LCD ICT 7A Linear IC Teater TEP4 Repeat test by replacing a new IC then press STEP5 Re type the IC s numbers for another test Note Pass may also happen to some logic function compatible but different number s two ICs if their numbers are exchanged with each other to test 2 7xxx LM217 amp LM317 series devices STEP1 06 Put IC into I Textool Please note the devices direction put the words 7XXX series Ki upside LMx17 words 17 downside oO If not the machine will display failed
6. is a best choice for the factories R amp D sections maintenance departments laboratories as well as academics because it really creates future with your business FEATURES X Reliable desktop design X User s friendly set up and operates 16 X 1 character 8 X 5 dot matrix LCD display X Most of the linear ICs in this market is tested High test speed at an average 0 8 second for IC test X Supporting linear IC series that is between 5V to 24V X AUTO function key supports auto search and test function User only to put the IC into the socket no need to press any key no need to process any other movements the auto search and test will continue processing X SEARCH function key can group the same function components utomatically X Various BUZZER sounds to presents the test results FAIL or PASS ICT 7A Linear IC Teater SPECIFICATIONS OPERATIONAL KEY 6Function Key TYPE AUTO BEEP TEST SEARCH 10Numeric Key 0 9 Test Sorket Double binding post TEST VOLTAGE 5 V 24 V 110 220V 50 60 Hz STORAGE TEMPERATUR 0 C 50 1 5 3 3 LB ICT 7A Linear IC Teater CONTROLS amp INDICATORS 1 Liquid Crystal Display 16x1 character 8x5 dot matrix LCD display 2 24Pin Test IC Socket 3 LM317 7xxx TEXT Socket 4 Zener Text Socket 5 Keyboard EIU ice protects tester from damage 7 Power Switch
7. information Please restart the computer STEP2 nput the IC number Such as the REG 7805 REG 7805 7 5 Input keys STEP3 Press then the test works Follow up test result is displayed on the LCD STEP4 Repeat test by replacing a new IC then press ICT 7A Linear IC Teater 3 Zener serial devices STEP1 lt lt Put Zenerinto Textool NOTE Polarity STEP2 REG 9999 9 9 9 Input keys STEP3 Press test the system will start to test Zener the result as STEP4 Replace next testing Zener then press test the system will repeat to test STEP5 Re type the Zener s number for another test SEARCHING UNKNOWN IC NUMBER Statements 1 When the IC number is unknown you can use this function to do the test 2 For the same serial IC it can do continues search STEP1 Put IC into SOCKET STEP2 press the system will auto detect and shows ICT 7A Linear IC Teater STEP3 Press to test situation TROUBLE SHOOTING SITUATION REASONS HOW 2 e LCD s dark backlight Power off s Reset Power e No message on the LCD Loose AC power cord s Tighten AC power cord e BUZZER no sound Burned fuse Replace fuse en from key Loose LCD connector Tighten LCD connector amp plug Power supply damaged s Contac regional distributor for assistance e BUZZER no sound BUZZER off Press BEEP to switch e LCD s back light is on
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