Page 3 - on the schematic diagram and the replacement; CAUTION: N o m o d i f i c a t i o n o f a n y c i r c u i t s h o u l d b e; SAFETY PRECAUTIONS
SAFETY-RELATED COMPONENT WARNING!There are special components used in this color monitorwhich are important for safety. These parts are marked on the schematic diagram and the replacement parts list. It is essential that these critical parts should ber e p l a c e d w i t h t h e m a n u f a c t u r...
Page 4 - TIMING CHART; VIDEO; Mode
TIMING CHART - 4 - VIDEO SYNC C E D F A B * Mode 1~Mode 4: Basic Mode H – 37.50 26.67 20.32 6.35 2.03 3.81 0.51 V – 74.99 13.335 12.802 0.533 0.080 0.427 0.026 H + 46.88 21.33 16.16 5.17 1.62 3.23 0.32 V + 75.01 13.331 12.798 0.533 0.064 0.448 0.021 H + 53.68 18.63 14.22 4.41 1.14 2.70 0.57 V + 85.0...
Page 5 - OPERATING INSTRUCTIONS; FRONT VIEW; Front Control Panel
- 5 - OPERATING INSTRUCTIONS MENU SELECT FRONT VIEW REAR VIEW AC Power Socket Signal Connector ID Label Power ON/OFF Button See Front Control Panel Front Control Panel MENU SELECT 5 4 3 1 2 1. Power ON/OFF Button Use this button to turn the monitor ON or OFF. 2. Power Indicator This indicator lights...
Page 6 - WIRING DIAGRAM; FBT
WIRING DIAGRAM - 6 - P501 P301 P302 G2 P702 P701 T1 P402 P902 S+ S Signal Cable AC Socket FBT
Page 7 - BLOCK DIAGRAM
BLOCK DIAGRAM - 7 - POWER INPUT 100~240VAC (50/60Hz) Line Filter Degaussing Circuit SMPS TRANS (T901) SMPS CONTROL (IC901) DPM CONTROL CIRCUIT Voltage Regulating Circuit 105V 50V 13V 6.3V TILT Control Circuit 6.3V 13V E 2 PROM (IC402) 5V OSD IC (IC301) WT6805 H-Sync Sig V-Sync Sig I 2 C DATA(SDA) I ...
Page 8 - DESCRIPTION OF BLOCK DIAGRAM; frequency of H and V sync.
DESCRIPTION OF BLOCK DIAGRAM - 8 - 1. Line Filter & Associated Circuit.This is used for suppressing noise of power input lineflowing into the monitor and/or some noise generated inthis monitor flowing out through the power input line.That is to say, this circuit prevents interference betweenthe ...
Page 10 - ADJUSTMENT; GENERAL INFORMATION; AUTOMATIC AND MANUAL DEGAUSSING; ADJUSTMENT PROCEDURE & METHOD; - Install the cable for adjustment such as Figure 1and run
- 10 - ADJUSTMENT GENERAL INFORMATION All adjustment are thoroughly checked and correctedw h e n t h e m o n i t o r l e a v e s t h e f a c t o r y , b u t s o m e t i m e sseveral adjustments may be required. A d j u s t m e n t s h o u l d b e f o l l o w i n g p r o c e d u r e a n d a f t e rwa...
Page 12 - TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE - 12 - 1. NO POWER NO POWER (POWER INDICATOR OFF) TROUBLE IND900 TROUBLE IN FUSE(F901) TROUBLE IN Q901 TROUBLE IN D941, D942, D951, D961, D971 TROUBLE IN Q903, Q952, Q951, Q942, Q941 CHECK FUSE OK? CHECK C908 VOLTAGE? (AC120V: 160VDC, AC220V: 304VDC) NO YES YES YES YES NO NO NO...
Page 15 - . N O H O R I Z O N TA L D E F L E C T I O N
- 15 - 4 . N O H O R I Z O N TA L D E F L E C T I O N NO H-DEFLECTION (ONE VERTICAL LINE) CHECK Q706? CHECK B+ VOLTAGE (50V)? CHECK T701(FBT) PIN 2 (31KHZ 60V, 69KHZ 140V) ? CHECK Q705 COLLECTOR WAVEFORM? TROUBLE IN Q706 TROUBLE IN50V LINE TROUBLE INQ719, Q703, Q704, D710 TROUBLE INQ705 TROUBLE INT7...
Page 16 - Cs SIGNAL TABLE
- 16 - 5. TROUBLE IN H-LINEARITY UNBALANCED OF H-LIN. CHECK IC401 PIN 5, 6, 7 ? CHECK Q711~Q716? CHECK L703? TROUBLE IN IC401 (MICOM) TROUBLE INQ711 ~ Q716 TROUBLE INL703 TROUBLE INC722, C723, C726, C729 NO NO NO YES YES YES Cs SIGNAL TABLE HORIZONTALFREQUENCY(fH) 30K ~ 33.9K 34K ~ 38.9K 39K ~ 43.9K...
Page 17 - NO VERTICAL DEFLECTION
- 17 - 6. NO VERTICAL DEFLECTION NO V-DEFLECTION (ONE HORIZONTAL LINE) CHECK IC601 PIN 2 (13V+)? CHECK IC701 PIN 23? TROUBLE IN D610 13V LINE TROUBLE INIC701 TROUBLE INIC601, V-CIRCUIT NO YES YES NO 3V
Page 19 - DPM TABLE
- 19 - 8. TROUBLE IN DPM CHECK IC401 (MICOM) PIN 30, 31 (H/V INPUT) SIGNAL? CHECK IC401 PIN 13 WAVEFORM? CHECK IC401 (MICOM) PIN 19, 27 ? CHECK B+ LINE (6.3V,13V+, 105V) ? CHECK PC,(PC IS NOT GOING INTODPM OFF MODE) TROUBLE INX401 TROUBLE INIC401 (MICOM) TROUBLE INQ941, Q942, Q951, Q952, TROUBLE IN ...
Page 21 - MI
- 21 - 10. NO TILT (NO ROTATION ) NO TILT (NO ROTATION) TROUBLE IN IC401 ( MI COM) TROUBLE IN15V LINE, 6.3V LINE TROUBLE INQ501~Q503 TROUBLE INP501, TILT COIL NO YES YES YES CHECK 13V LINE AND 6.3V LINE ? CHECK Q503 EMITTER VOLTAGE ? NO NO CHECK IC401 PIN21 WAVE FORM ?
Page 22 - EXPLODED VIEW
EXPLODED VIEW 11 14 12 12 11 10 10-1 10-2 8 B A 7 9 2 5 6 1 a b c MENU SELECT 3 4 13 - 22 -
Page 23 - EXPLODED VIEW PARTS LIST; Description
- 23 - EXPLODED VIEW PARTS LIST Ref. No. 1 2 3 4 5 6 7 8 9 10 10-1 10-2 11 12 13 14 A B a b c Description CABINET ASSEMBLY, CB773F BRAND C048 PC+ABS 85964 WA LOCAL (CB773H-EL) CABINET ASSEMBLY, CB773F BRAND C048 320T 85964 773N WA LOCAL (CB773H-ML) CABINET ASSEMBLY, CB773F NO BRAND C048 320T 85964 W...
Page 24 - REPLACEMENT PARTS LIST; CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS,; AL ALTERNATIVE PARTS
- 24 - DATE: 2002. 12. 10. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C301 0CK1040K945 0.1UF 50V Z F TR C302 0CK1040K945 0.1UF 50V Z F TR C303 0CK1040K945 0.1UF 50V Z F TR C305 181-288C MKT 100V 224JTR PHS 26224 C306 0CE107CF638 100UF SHL,SD 16V M FM5 TP 5 C307 0CK1040K945 0.1UF 50V Z F TR...
Page 29 - PIN CONFIGURATION
PIN CONFIGURATION - 29 - STV6888 LOW-COST I2C CONTROLLED DEFLECTION PROCESSOR FOR MULTISYNC MONITORS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 7 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 H/ HV S y n VSyn H L ckVBk H P LL2 C CO HG ND RO HPL L1F HPosF HMoi rØ HF ly Re fO ut BCo mp BRe g In BISen se ...
Page 30 - Block Diagram
- 30 - H o ri zo nt al po si ti on S -co rr ect ion C -co rr e ct io n P in c u sh io n a sym m . Pa ra lle lo g ra m H o r. dut y c ycl e H -m o ir Ø am p lit ud e V D yC or am pl it ud e B+ re f. V e rt ic a l si ze Ve rt ic al po s it ion Ve rti c a l mo ir Ø P in cu sh io n K e yst o n e To p co...
Page 31 - P i n C o n f i g u r a t i o n; Pin Description
- 31 - STV9211 P i n C o n f i g u r a t i o n Pin Description
Page 34 - SCHEMATIC DIAGRAM
IIC-SDAIIC-SCL DDC-SDADDC-SCL - 34 - - 35 - SCHEMATIC DIAGRAM
Page 35 - PRINTED CIRCUIT BOARD
- 36 - - 37 - PRINTED CIRCUIT BOARD 1. MAIN BOARD (Component Side) 2. MAIN BOARD (Solder Side)
Page 36 - Printed in Korea