Dell D1025TM- User Manual

Page 2 - POWER SAVING FUNCTION; TIMING SPECIFICATION; MODE; sec

— 2 — D1025TM POWER SAVING FUNCTION This monitor has three Power Saving modes.By sensing the absence of a video signal from thecomputer, it reduces power consumption as follows: NOTE: TIMING SPECIFICATION If no video signal is input to the monitor, the"NO INPUT SIGNAL" message appears. After...

Page 3 - Earth Ground; LEAKAGE TEST; ON

— 3 — D1025TM 1.5 k Ω 0.15 µF ACVoltmeter(0.75 V) To Exposed MetalParts on Set Earth Ground SAFETY CHECK-OUT After correcting the original service problem, performthe following safety checks before releasing the set to thecustomer: LEAKAGE TEST The AC leakage from any exposed metal part to earth gro...

Page 4 - TABLE OF CONTENTS; Section Title Page; SAFETY RELATED ADJUSTMENT

— 4 — D1025TM TABLE OF CONTENTS Section Title Page 1. GENERAL ................................................................................... 5 2. DISASSEMBLY 2-1. Cabinet Removal ............................................................102-2. Service Position ...................................

Page 5 - Installation; Plug and Play; Precautions; Video Connector; Parts and Controls; Getting Started

— 5 — D1025TM SECTION 1 GENERAL The instructions given here are partial abstracts from the Operating Instruction Manual. The page numbers shown reflect those of the Operating Instruction Manual. 4 Table of Contents Installation • Prevent internal heat build up by allowing adequate aircirculation. Do...

Page 6 - Customizing Your Monitor

— 6 — D1025TM 6 MENU EXIT CENTER SIZE GEOM COLOR LANG ZOOM SCREEN OPTION OK MENU ENGLISHFRANÇAISDEUTSCHESPAÑOL LANGUAGE SIZE 26 73 CENTER 26 73 ZOOM 73 V 66 H ROTATION GEOMETRY 26 9300K5000K COLOR MANUAL DEGAUSS OPTION ON H CONVERGENCE SCREEN 26 The OSD (On-screen Display) System Introducing the OSD...

Page 7 - Resetting the Adjustments

— 7 — D1025TM 8 4 Using the ZOOM OSD You can enlarge or reduce the picture size using the ZOOMOSD.This setting is stored in memory for the current input signal. 1 Press the MENU button to display the MENU OSD. 2 Highlight the ZOOM OSD using the BRIGHTNESS and CONTRAST buttons and press the MENU butt...

Page 8 - Troubleshooting; Warning Messages; Additional Information

— 8 — D1025TM 10 Customizing Your Monitor n nn Graphic Enhancement Mode(GEM) You can automatically change the characteristics of the pictureto match the way you use your monitor with the GraphicEnhancement Mode (GEM). Simply press the (GEM) button to cycle through the three modes. 1 Turn on the moni...

Page 10 - A board

— 10 — D1025TM 2-3. D and A BOARD REMOVAL 2-1. CABINET REMOVAL 2-2. SERVICE POSITION SECTION 2 DISASSEMBLY 1 2 3 A board D board Cabinet 1 3 2 Two screws (BVTP 4 x 16) Two claws PUSH PUSH Cable bracket Cable stopper Five screws (BVTP 3 x 12) D board One screw (BVTT 4 x 8) 1 4 5 7 3 8 A board Two scr...

Page 11 - HOW TO HANDLE AN ANODE-CAP; REMOVAL OF THE ANODE-CAP

— 11 — D1025TM 2-4. PICTURE TUBE REMOVAL Turn up one side of the rubber cap in the direction indicated by arrow . When one side of the rubber cap sepa- rates from the anode button, the anode-cap can be removed by turning the rub-ber cap and pulling it in the direction ofarrow . Use your thumb to pul...

Page 12 - SECTION 3; When replacing parts shown in the table below, the

— 12 — D1025TM b) HV Hold-Down Check 1) U s i n g a n e x t e r n a l D C P o w e r s u p p l y, a p p l y t h e v o l t a g e s h o w n b e l o w b e t w e e n c a t h o d e o f D 5 1 7o n " D " B o a rd a n d G N D , a n d c o n f i r m t h a t t h eH V Hold-Down circ u it works. (R a s t ...

Page 13 - Convergence Fine Adjustment; SECTION 4; Landing Rough Adjustment

— 13 — D1025TM Convergence Fine Adjustment Set DY four-pole magnet to mechanical center before adjustment. This should be prime mode. 1. Receive R.B. cross-hatch.2 Adjust H.STAT and V.STAT at four-pole magnet. Four-Pole Magnet SECTION 4 ADJUSTMENTS Landing Rough Adjustment 1. Enter the full white si...

Page 14 - XCV movement; Horizontal and Vertical; Digital Convergence Adjustment; TLV movement; VR Adjustment on DY; B. Vertical Convergence; Zero Position NECK Ass'y; Vertical and Horizontal Position and Size; A B

— 14 — D1025TM 2 1 2 1 G G R B 3. Receive White cross-hatch.4. Adjust HMC and VMC at six-pole magnet. Six-Pole Magnet 5. Receive R.B. cross-hatch.6. Adjust H.TILT by swinging the DY neck right and left.7. Adjust XCV with XCV core. XCV movement R B B R R B A 0.24mmB 0.30mm B A YCH TLV XCV Horizontal ...

Page 15 - - 2 . C I R C U I T B O A R D S L O C AT I O N; μμ; Part Replaced (; ΜΩ; -3. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS

— 17 — D1025TM 5 - 2 . C I R C U I T B O A R D S L O C AT I O N Note: • A l l c a p a c i t o r s a re i n µ F u n l e s s o t h e r w i s e n o t e d . p F : µµ F 5 0 W V o r l e s s a r e n o t i n d i c a t e d e x c e p t f o r e l e c t ro l y t i c . • Indication of resistance, which does not ...

Page 21 - E C; CATHODE; C E

G D S 1 2 3 4 5 6 7 8 8 1 2 3 4 5 6 7 RB441QT-77RD4.7ESRD5.1ESRD5.6ES-B2RD8.2ES-B2RD10ES-B2RD12ES-B2RD18ES-BSRD27ES-B21SS119-25TD 5-4. SEMICONDUCTORS EGP10DEGP20GPKG23ELIZERB91-02GP08DMUR160RGP02-17EL UF3ML-6505UF4007G23RGP02-20EL-63943DL41A (LC6-15)HSS 82 UPC5021 GBU4JL-6088 24IC08BUPC4558G CXA8071...

Page 22 - SECTION 6; a r e c r i t i c a l f o r s a f e t y.; Items with no part number and no descrip-; COIL, DEMAGNETIZATION; PART NO. DESCRIPTION REMARK

— 29 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM SECTION 6 EXPLODED VIEWS Note: The components identified by shadinga n d m a r k ¡ ¡ ¡ ¡ ¡ a r e c r i t i c a l f o r s a f e t y. Replace only with part number specified. • Items with no part number and no descr...

Page 24 - SECTION 7; RESISTORS; All resistors are in ohms; CAPACITORS; MF; INDUCTORS; a re critical for safety.; sont critiques pour la; The components identified by; All variable and adjustable resistors have; REF.NO. PART NO. DESCRIPTION REMARK; CAPACITOR

— 31 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM SECTION 7 ELECTRICAL PARTS LIST RESISTORS • All resistors are in ohms • F : nonflammable CAPACITORS • MF = µ F INDUCTORS • UH = µ H, MMH = mH The components identified by shadingand mark ¡ ¡ ¡ ¡ ¡ a re critical fo...

Page 25 - Les composants identifies per un trame et une marque

— 32 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM A Les composants identifies per un trame et une marque ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer q u e p a r u n e p i e c e p o r t a n t l e n u m e r o s p e c i f i e . Note: T h e c o m p o ...

Page 26 - SPARK GAP

— 33 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM Les composants identifies per un trameet une marque ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer que par une Note: T h e c o m p o n e n t s i d e n t i f i e d b y s h a d i n ga n d m a r k ¡ ¡ ¡ ...

Page 28 - CONNECTOR

— 35 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM D Les composants identifies per un trame et une marque ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer q u e p a r u n e p i e c e p o r t a n t l e n u m e r o s p e c i f i e . Note: T h e c o m p o ...

Page 30 - FILTER

— 37 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM D Les composants identifies per un trame et une marque ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer q u e p a r u n e p i e c e p o r t a n t l e n u m e r o s p e c i f i e . Note: T h e c o m p o ...

Page 32 - VARIABLE RESISTOR

— 39 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM D [ Note: T h e c o m p o n e n t s i d e n t i f i e d b y s h a d i n ga n d m a r k ¡ ¡ ¡ ¡ ¡ a r e c r i t i c a l f o r s a f e t y. Replace only with part number specified. The components identified by [ [ [...

Page 33 - THERMISTOR

— 40 — REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1025TM English 98AJ74023-1 Printed in U.S.A. © 1998.1 9 - 9 7 8 - 8 3 6 - 0 1 Les composants identifies per un trame et une marque ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer q u e p a r u n e p i e c e p...

Table of Contents:

Summary

Other Dell Models