Monitores

VT21B-DG Schematic
CN201 slcon15p 1 2 +5V +12V BD280 C280 100nF 50V 1 MO 2 3 4 IC280 KS24C080 8 7 6 5 R280 100 1/6W 8 R282 SCL G1 7 W_PROTECT 6 R284 100 1/6W +6.3V +80V B 4 5 3

+12V

+5V_1 R281 100 1/6W

H_FLB SDA V_SYNC_OUT 1.5K

9 1/2W 10 11

R220 12K RESET C207 Delete on CF21M 100nF 50V MO 1/6W

ZD201 MTZ7.5C

C201 100nF 50V

C202 100UF 16V

+5V_1 CLAMP

12 SCL 13 SDAR211 3.3K 1/8W R209 3.3K 1/8W R200 3.3K 1/8W R243 15K 1/6W R242 15K 1/6W R240 2.7K 1/6W R238 2.7K 1/6W S1 41 40 DC_FOCUS 15 14

IC201 KS88P6232N 1 42

ABL

W_PROTECT 2 BNC_DSUB R215 4.7K 1/8W 3 H_LIN 4 TILT C210 47UF 16V C208 100nF 50V MO C209 1uF H_SUBSIZE H/V_ADJ 9 X-RAY C216 10NF 50V C220 4.7uF 50V R229 1K 1/8W KEY1 R231 1K 1/8W R230 R228 1/6W 1/6W 200 13 200 14 KEY2 USBDM USBDP R270 R271R272 R227 18 H_SYNC_IN 100 1/6W 19 20 ABL 100 1/6W C212 100pF MO MO 50V R225 1M 1/6W C211 1nF 50V 100 100 1.5K 1/6W 15 1/6W 16 1/8W 17 12 +5V D254 1N4148 R219 3.3K 1/8W R233 4.7K 1/8W 11 10 50V R221 10K 1/8W 8 R218 R216 4.7K 1/8W OTHER R214 10K 1/6W 3.9K 6 1/8W 7 19NS 2.2K 5

W_PROTECT BNC/DSUB

S1 GND

C284 100pF 50V

C283 100pF 50V

CN209 slcon1p 1

H LIN DETECT_12V TILT

RESET C281S2 S3 39 S2 38 37 S3 R203 150K 1/6W 10nF 100V P 1 CN210 slcon1p

H_SUBSIZE RESET H/V_ADJ S RAST

S4 S5 36 R210 35

16
100 1/6W

S4 S5 S_RASTER 34 LED 24MHZ Q1 R206 4.7M Q0 1/6W C204 33pF 50V C203 33pF 50V 30 R239 100 1/6W DEGAUSS 3 SDA SCL 5 DDC_DATA DDC_CLK DDC_CLK R204 100 1/6W BB 24 23 CC R278 100 1/6W SOG_SYNC ZD280 V_SYNC_OUT UZ6.2BSB ZD281 UZ6.2BSB ZD282 UZ6.2BSB ZD284 UZ6.2BSBZD283 UZ6.2BSB ZD285 UZ6.2BSB 22 CN203 slcon8p OEM R222 R205 3.9K 100 1/6W AA 1/6W S_RASTER 8 DDC_DATA 6 7 5 5 4 H_SYNC_IN H_SYNC_OUT R207 56 56 1/8W 1/8W 4 4 3 29 R237 100 1/6W SOG_SYNC R236 100 1/6W 2 CN211 slcon5p 3 2 2 1 V_SYNC_IN CN212 slcon5p 1 DDC5V 1 +12V +5V X201

CN202 slcon16p SYNCMASTER

X-RAY ABL

LED OSC IN OSC OUT 33 32 31

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

KEY1 KEY2 VDDUSBVCC

DEGAUSS SDA SCL

USBDM USBDP GND

DDC DATA DDC CLK CLAMP BB AA CC

28 27 R208 26

HSYNCIN VSYNCIN VSYNCOUT

25

17

R226 V_SYNC_IN

21

H SYNC OUT

SOG IN

ZD286 ZD203 UZ6.2BSB C213 100nF 50V ZD204 UZ6.2BSB C214 100nF 50V BD202 B BD203 B BD204 B BD208 B DDC5V +5V_1 +5V LED A BD207 B BNC_DSUB BD206 B BD205 B D202 1N4148 CLAMP 1N4148 ZD236 UZ4.7BSA 2 USBDM 3 USBDP 45 R283 270 1/6W OP201 LTL-10233W B 2 KEY2 4 5 KEY1 3 2 UZ6.2BSB D201 H_SYNC_OUT CN205 slcon5p 1 CN204 slcon10p 1

+5V

6 7

13
D281 R250 100 1/6W 1 H_SYNC_OUT R251 100 1/6W V_SYNC_OUT R252 H_SIZE D250 1N4148 3 30 2 VSYNC-IN SDA 31 H_HV-IN V_Focus 32 R267 1/8W 56 R266 HlockOut SCL 1/8W 56 C250 100nF 50V C251 10nF 100V P Q252 R273 10K 1/8W B CC E C272 10NF 50V R274 560 1/8W C256 10nF 100V PH_FOCUS 12 Hfly C258 100pF 500V R255 2.2K 1/8W H_FLB C260 C257 1nF 100V P 16 Isense HEHTcomp 17 E 100nF 50V MO 15 Reg-In VEHTcomp 18 C259 10uF 16V R256 90K 1/4W MF 14 19 C264 16V 47uF B C Q254 C265 13 Href VAGCCAP 20 470nF 63V MP Comp VRB VGND C254 4.7uF 50V R254 1K 1/8W C253 27nF 100V P C R253 5K 1/4W MF 9 PLL1F EWout 24 8 RO Xray 25 R285 KSC945-Y C252 0.82NF 50V MO 7 Hgnd Hout 26 B R264 120K C1/6W C286 10NF 100V P 10 H-pos VOUT C266 11 HVFocus VCAP 22 150nF 100V P 21 R261 10K 1/8W R275 10K 1/8W R276 47K 1/6W AQ19N* ONLY CF21 : R286 = Jumper E 23 V_OUT +12V +14V Q253 EW_OUT 6 CO GND 27 MO 5 PLL2C Bout 28 R268 4.7K 1/8W R265 1.2K 1/8W C270 100nF 50V C268 10uF 100V E Q251 KSA733-Y E B C Q250 KSC945-Y 4 FC1 VCC 29 AQ19N* ONLY BD201 +12V SCL B SDA IC250 TDA9112 R269 1/6W 100 V_FOCUS +12V C26910uF 50V C285 100nF 50V MO 1N4148 D282 SB020

8 JP332/JP575/JP594 JP586/JP698 Delete on 21" 9 10

JP221/JP538/JP539/JP540/JP541/JP551/JP552/JP553/JP554 JP561/JP562/JP580/JP584 Delete on 21"

27K 1/8W

CN206 slcon13p +5V ABL CN207 slcon3p 1 H_DRIVE TEMP 2 3 4 5 TEMP 1 2 3

+5V

6 RESET 7 SDA 8 SCL 9

9
C255 1uF 63V MP

22K 1/6W

R286 22K 1/6W

KTA1281-Y C

-14V

10 11 12...