Service Manual
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Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CA-119 FACTORY MODEL: T710BH MODEL: T710B (T710BH-EL) T710BH (T710BH-HL) T710SH (T710BH-SL) *( ) ID LABEL Model No. MENU SELECT Brightview CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CA-119 FACTORY MODEL: T710BH MODEL: T710B (T710BH-EL) T710BH (T710BH-HL) T710SH (T710BH-SL) *( ) ID LABEL Model No. MENU SELECT Brightview CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Service Manual
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...Glare 2. SIGNAL 2-1. Power Consumption MODE NORMAL (ON) STAND-BY SUSPEND OFF POWER CONSUMPTION 73 W less than 15 W less than 15 W less than 5 W LED COLOR GREEN AMBER AMBER 4. CONTENTS SPECIFICATIONS 2 SAFETY PRECAUTIONS 3 TIMING CHART 4 OPERATING INSTRUCTIONS 5 WIRING DIAGRAM 6 DISASSEMBLY 7 BLOCK DIAGRAM 8 DESCRIPTION OF BLOCK DIAGRAM 9 ADJUSTMENT 11 TROUBLESHOOTING GUIDE 13 EXPLODED VIEW 23 REPLACEMENT PARTS LIST 25 PIN CONFIGURATION 30 SCHEMATIC DIAGRAM 34 PRINTED CIRCUIT BOARD 36 SPECIFICATIONS 1. POWER SUPPLY 3-1. Horizontal & Vertical Sync 1) Input Voltage...
...Glare 2. SIGNAL 2-1. Power Consumption MODE NORMAL (ON) STAND-BY SUSPEND OFF POWER CONSUMPTION 73 W less than 15 W less than 15 W less than 5 W LED COLOR GREEN AMBER AMBER 4. CONTENTS SPECIFICATIONS 2 SAFETY PRECAUTIONS 3 TIMING CHART 4 OPERATING INSTRUCTIONS 5 WIRING DIAGRAM 6 DISASSEMBLY 7 BLOCK DIAGRAM 8 DESCRIPTION OF BLOCK DIAGRAM 9 ADJUSTMENT 11 TROUBLESHOOTING GUIDE 13 EXPLODED VIEW 23 REPLACEMENT PARTS LIST 25 PIN CONFIGURATION 30 SCHEMATIC DIAGRAM 34 PRINTED CIRCUIT BOARD 36 SPECIFICATIONS 1. POWER SUPPLY 3-1. Horizontal & Vertical Sync 1) Input Voltage...
Service Manual
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... permission from shock hazard during installation. If a short circuit is found, replace all parts which must be exercised is important to use an accurate high voltage meter calibrated periodically. • To measure the high voltage, use a high impedance high voltage meter, connect (-) to chassis and (+) to the CDT anode cap. • Set the brightness control to the original lead dress...
... permission from shock hazard during installation. If a short circuit is found, replace all parts which must be exercised is important to use an accurate high voltage meter calibrated periodically. • To measure the high voltage, use a high impedance high voltage meter, connect (-) to chassis and (+) to the CDT anode cap. • Set the brightness control to the original lead dress...
Service Manual
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... INSTRUCTIONS FRONT VIEW REAR VIEW MENU SELECT Brightview ID Label See Front Control Panel Power ON/OFF Button AC Power Socket Signal Connector MENU Button Front Control Panel SELECT Button Power (DPMS) Indicator MENU SELECT Brightview Buttons Brightiew Button Power Button 1. Brightview Button(To apply the High brightness) Use this button to enter or exit the on screen display. 6. stand-by, suspend, or power off mode - MENU Button Use this button to turn the monitor ON or OFF. 2. its color changes to save all changes. Press the buttons to adjust the settings...
... INSTRUCTIONS FRONT VIEW REAR VIEW MENU SELECT Brightview ID Label See Front Control Panel Power ON/OFF Button AC Power Socket Signal Connector MENU Button Front Control Panel SELECT Button Power (DPMS) Indicator MENU SELECT Brightview Buttons Brightiew Button Power Button 1. Brightview Button(To apply the High brightness) Use this button to enter or exit the on screen display. 6. stand-by, suspend, or power off mode - MENU Button Use this button to turn the monitor ON or OFF. 2. its color changes to save all changes. Press the buttons to adjust the settings...
Service Manual
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TILT/SWIVEL & BACK COVER REMOVAL 1) Set the monitor face downward. 2) Carefully remove the Tilt/Swivel by pulling it upward. 3) Pressing the latch (b), Back cover by pushing it upward. 4) Release the latch (c). (See Tip Spec.) 5) Slide the Back Cover away from the Front Cabinet of the monitor. Back Cover (c) Cabinet (a) Tip Spec. DISASSEMBLY 1. A(Width) : 5.0~15.0mm B(Depth) : 0.6~0.9mm C(Height) : 12.0mm C Tip AB (b) 1 3 3 2 2 -7-
TILT/SWIVEL & BACK COVER REMOVAL 1) Set the monitor face downward. 2) Carefully remove the Tilt/Swivel by pulling it upward. 3) Pressing the latch (b), Back cover by pushing it upward. 4) Release the latch (c). (See Tip Spec.) 5) Slide the Back Cover away from the Front Cabinet of the monitor. Back Cover (c) Cabinet (a) Tip Spec. DISASSEMBLY 1. A(Width) : 5.0~15.0mm B(Depth) : 0.6~0.9mm C(Height) : 12.0mm C Tip AB (b) 1 3 3 2 2 -7-
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OSD CONTROL BRIGHTNESS CONTRAST H/V POSITION H/V SIZE SPCC TRAPEZOID PIN BALANCE PARALLELOGRAM ROTATION RECALL DEGAUSS 5V OSD TIME COLOR CURVE MOIRE LANGUAGE RESET VIDEO LEVEL MICOM (IC401) E2PROM (IC402) H-Sync Sig V-Sync Sig Signal Cable R G I2C DATA(SDA) B I2C CLOCK(SCL) VIDEO PRE-AMP (IC302) STV9211 105V H.V Heater ( 6.3V ) VIDEO MAIN AMP (IC303) STV9556 DY CDT SCL / SDA H/V Sync, PWM Control 5V OSD IC (IC301) 5V I2C WT6805 R/G/B I2C Drive/Contrast Cut-Off...
OSD CONTROL BRIGHTNESS CONTRAST H/V POSITION H/V SIZE SPCC TRAPEZOID PIN BALANCE PARALLELOGRAM ROTATION RECALL DEGAUSS 5V OSD TIME COLOR CURVE MOIRE LANGUAGE RESET VIDEO LEVEL MICOM (IC401) E2PROM (IC402) H-Sync Sig V-Sync Sig Signal Cable R G I2C DATA(SDA) B I2C CLOCK(SCL) VIDEO PRE-AMP (IC302) STV9211 105V H.V Heater ( 6.3V ) VIDEO MAIN AMP (IC303) STV9556 DY CDT SCL / SDA H/V Sync, PWM Control 5V OSD IC (IC301) 5V I2C WT6805 R/G/B I2C Drive/Contrast Cut-Off...
Service Manual
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... the CRT during turning on the OSD menu. 3. If the high voltage of the CRT. High Voltage Output & FBT(Flyback Transformer). This circuit is stored in this circuit prevents interference between the monitor and other circuit. (horizontal and vertical deflection, video amplifier, ...etc.) 4. The high voltage output circuit is used for control of the screen brightness by taking the H and V sync signal. When you need to...
... the CRT during turning on the OSD menu. 3. If the high voltage of the CRT. High Voltage Output & FBT(Flyback Transformer). This circuit is stored in this circuit prevents interference between the monitor and other circuit. (horizontal and vertical deflection, video amplifier, ...etc.) 4. The high voltage output circuit is used for control of the screen brightness by taking the H and V sync signal. When you need to...
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Video Output Amp Circuit. This circuit amplifies the analog video signal from the video pre-amp circuit and amplified it to applied the CRT cathode. 16. This circuit amplifies the video signal which comes from 0-0.7V to the tilt coil which is attached near the deflection yoke of the screen by taking the clamp, R, G, B drive and contrast signal from the Micom(IC401). - 10 - 15. This circuit corrects the tilt of the CRT. 17. Image Rotation (Tilt) Circuit. It is operated by supplying the image rotation signal to 0-4V. Video Pre-Amp Circuit.
Video Output Amp Circuit. This circuit amplifies the analog video signal from the video pre-amp circuit and amplified it to applied the CRT cathode. 16. This circuit amplifies the video signal which comes from 0-0.7V to the tilt coil which is attached near the deflection yoke of the screen by taking the clamp, R, G, B drive and contrast signal from the Micom(IC401). - 10 - 15. This circuit corrects the tilt of the CRT. 17. Image Rotation (Tilt) Circuit. It is operated by supplying the image rotation signal to 0-4V. Video Pre-Amp Circuit.
Service Manual
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... a different direction, become poor color purity cause of the alignment program. - 11 - Adjustment for T710BH on . 5) COMMAND→PRESET START→Y(Yes) command. 6) DIST. Install the cable for a minimum of the monitor turn off → turn on the OSD menu. EPROM or EEPROM with PC arrow keys. 9) Adjust SUB-Brightness command to be the best condition. 8) DIST. Adjustment should be required. ADJUSTMENT PROCEDURE & METHOD - ADJ. →...
... a different direction, become poor color purity cause of the alignment program. - 11 - Adjustment for T710BH on . 5) COMMAND→PRESET START→Y(Yes) command. 6) DIST. Install the cable for a minimum of the monitor turn off → turn on the OSD menu. EPROM or EEPROM with PC arrow keys. 9) Adjust SUB-Brightness command to be the best condition. 8) DIST. Adjustment should be required. ADJUSTMENT PROCEDURE & METHOD - ADJ. →...
Service Manual
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.... 17-2) Display color 15,0 window patten(70x70mm) at mode 4. 18) Adjust SUB-CONTRAST command to 50±2FL . 19) Display color 15,0 full white patten at Mode 4. 20) Set Brightness and Contrast to Max position. 21) COLOR ADJ. → LUMINANCE → ABL command. 22) Adjust ABL to max position. 2) Display H character in full screen at Mode 4. 2) EEPROM → Write EDID command and confirm "EDID Write OK!!" Adjustment for EDID data save. 5. message...
.... 17-2) Display color 15,0 window patten(70x70mm) at mode 4. 18) Adjust SUB-CONTRAST command to 50±2FL . 19) Display color 15,0 full white patten at Mode 4. 20) Set Brightness and Contrast to Max position. 21) COLOR ADJ. → LUMINANCE → ABL command. 22) Adjust ABL to max position. 2) Display H character in full screen at Mode 4. 2) EEPROM → Write EDID command and confirm "EDID Write OK!!" Adjustment for EDID data save. 5. message...
Service Manual
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NO POWER NO POWER (POWER INDICATOR OFF) CHECK FUSE OK? YES CHECK C908 VOLTAGE? (AC120V: 160VDC, AC220V: 304VDC) YES CHECK Q901 PIN 6 WAVEFORM (SQUARE WAVE COMES OUT?) YES CHECK D941, D942, D951, D961, D971 VOLTAGE? TROUBLESHOOTING GUIDE 1. YES TROUBLE IN Q903, Q952, Q951, Q942, Q941 NO TROUBLE IN FUSE (F901) NO TROUBLE IN D900 NO TROUBLE IN Q901 NO TROUBLE IN D941, D942, D951, D961, D971 - 13 -
NO POWER NO POWER (POWER INDICATOR OFF) CHECK FUSE OK? YES CHECK C908 VOLTAGE? (AC120V: 160VDC, AC220V: 304VDC) YES CHECK Q901 PIN 6 WAVEFORM (SQUARE WAVE COMES OUT?) YES CHECK D941, D942, D951, D961, D971 VOLTAGE? TROUBLESHOOTING GUIDE 1. YES TROUBLE IN Q903, Q952, Q951, Q942, Q941 NO TROUBLE IN FUSE (F901) NO TROUBLE IN D900 NO TROUBLE IN Q901 NO TROUBLE IN D941, D942, D951, D961, D971 - 13 -
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YES CHECK B+ VOLTAGE (50V)? YES CHECK T701(FBT) PIN 2 (31KHZ 60V, 69KHZ 140V) ? YES CHECK Q705 COLLECTOR WAVEFORM? 0V T YES TROUBLE IN T701, P701 NO TROUBLE IN Q706 NO TROUBLE IN 50V LINE NO TROUBLE IN Q719, Q703, D704, D710 NO TROUBLE IN Q705 - 16 - NO HORIZONTAL DEFLECTION NO H-DEFLECTION (ONE VERTICAL LINE) CHECK Q706? 4.
YES CHECK B+ VOLTAGE (50V)? YES CHECK T701(FBT) PIN 2 (31KHZ 60V, 69KHZ 140V) ? YES CHECK Q705 COLLECTOR WAVEFORM? 0V T YES TROUBLE IN T701, P701 NO TROUBLE IN Q706 NO TROUBLE IN 50V LINE NO TROUBLE IN Q719, Q703, D704, D710 NO TROUBLE IN Q705 - 16 - NO HORIZONTAL DEFLECTION NO H-DEFLECTION (ONE VERTICAL LINE) CHECK Q706? 4.
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H+V 5V YES CHECK NO IC301 PIN 13, 14, 15 ? H+V 5V YES TROUBLE IN OSD PERIPHERAL CIRCUIT TROUBLE IN 5V LINE TROUBLE IN IC601 PIN1 (V-FBP), T701 40V LINE (H-FBP) TROUBLE IN IC302, IC301 TROUBLE IN IC301, IC302 - 19 - DC 5V YES CHECK IC301 PIN 5, 10 NO WAVEFORM? Pin 10 Pin 5 5V YES CHECK IC301 PIN 12 NO WAVEFORM ? TROUBLE IN OSD (ENTER BUTTON MUST BE PRESSED.) CHECK NO IC301 B+ (5V) ? NO OSD 7.
H+V 5V YES CHECK NO IC301 PIN 13, 14, 15 ? H+V 5V YES TROUBLE IN OSD PERIPHERAL CIRCUIT TROUBLE IN 5V LINE TROUBLE IN IC601 PIN1 (V-FBP), T701 40V LINE (H-FBP) TROUBLE IN IC302, IC301 TROUBLE IN IC301, IC302 - 19 - DC 5V YES CHECK IC301 PIN 5, 10 NO WAVEFORM? Pin 10 Pin 5 5V YES CHECK IC301 PIN 12 NO WAVEFORM ? TROUBLE IN OSD (ENTER BUTTON MUST BE PRESSED.) CHECK NO IC301 B+ (5V) ? NO OSD 7.
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TROUBLE IN DPM OFF MODE FAILURE (NO OFF MODE.) CHECK IC401 (MICOM) PIN 30, 31 (H/V INPUT) SIGNAL? YES H/V SYNC NO INPUT H/V SYNC SIGNAL CHECK IC401 PIN 13 WAVEFORM? 5V 24MHz YES CHECK IC401 (MICOM) PIN 19, 27 ? CHECK PC, (PC IS NOT GOING INTO DPM OFF MODE) TROUBLE IN X401 TROUBLE IN IC401 (MICOM) TROUBLE IN Q941, Q942, Q951, Q952, YES TROUBLE IN PC Mode Item NORMAL STAND-BY SUSPEND OFF DPM TABLE DPMF H L L L DPMS H H H L LED GREEN AMBER AMBER AMBER - 20 - SEE DPM TABLE YES NO NO (DPMF: 0V) CHECK B+ LINE NO (6.3V,13V+, 105V) ? 8.
TROUBLE IN DPM OFF MODE FAILURE (NO OFF MODE.) CHECK IC401 (MICOM) PIN 30, 31 (H/V INPUT) SIGNAL? YES H/V SYNC NO INPUT H/V SYNC SIGNAL CHECK IC401 PIN 13 WAVEFORM? 5V 24MHz YES CHECK IC401 (MICOM) PIN 19, 27 ? CHECK PC, (PC IS NOT GOING INTO DPM OFF MODE) TROUBLE IN X401 TROUBLE IN IC401 (MICOM) TROUBLE IN Q941, Q942, Q951, Q952, YES TROUBLE IN PC Mode Item NORMAL STAND-BY SUSPEND OFF DPM TABLE DPMF H L L L DPMS H H H L LED GREEN AMBER AMBER AMBER - 20 - SEE DPM TABLE YES NO NO (DPMF: 0V) CHECK B+ LINE NO (6.3V,13V+, 105V) ? 8.
Service Manual
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... 70KHZ 29.1MM FLAT TCO -For Northern hemishere:(T710BH-EL) CDT(CIRC), M41QEE903X 01NHUD LG-PHILIPS 85KHZ 29.1MM FLAT TCO -For Northern hemishere(T710BH-HL), (T710BH-SL) BACK COVER ASSEMBLY, E710BH 046 EQ54(8C358) -(T710BH-EL), (T710BH-HL) BACK COVER ASSEMBLY "T710 C046 320T,EQ54(8C358) -(T710BH-SL) TILT SWIVEL ASSEMBLY, E710BH T066 B60 HIPS SCREW ASSEMBLY, TAPTITE P TYPE D5.0 L25.0 MSWR/FZMY . EXPLODED VIEW PARTS LIST Ref...
... 70KHZ 29.1MM FLAT TCO -For Northern hemishere:(T710BH-EL) CDT(CIRC), M41QEE903X 01NHUD LG-PHILIPS 85KHZ 29.1MM FLAT TCO -For Northern hemishere(T710BH-HL), (T710BH-SL) BACK COVER ASSEMBLY, E710BH 046 EQ54(8C358) -(T710BH-EL), (T710BH-HL) BACK COVER ASSEMBLY "T710 C046 320T,EQ54(8C358) -(T710BH-SL) TILT SWIVEL ASSEMBLY, E710BH T066 B60 HIPS SCREW ASSEMBLY, TAPTITE P TYPE D5.0 L25.0 MSWR/FZMY . EXPLODED VIEW PARTS LIST Ref...
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... 50V M FM5 TP 5 0.0047U 100V J POLY NI TP5 0.1UF 50V Z F TR *S *AL LOC. CAPACITORS DATE: 2003. 01. 24. PART NO. NO. DESCRIPTION / SPECIFICATION MKT 100V 104JTR PHS26104 47UF SHL,SD 50V M FM5 TP 5 820P 50V K B TS 0.01U 100V J POLY NI TP 4.7UF SHL,SD 50V ...100V J POLY NI TP 10000PF D 1KV Z F(Y5V) TR - 25 - NO. REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE : S SAFETY Mark AL ALTERNATIVE PARTS *S *AL LOC. C701 181-288B C702 0CE476CK638 C703 0CK8210K515 C704 0CQ1031N419 C705 0CE475CK638 C706 0CE105CK638...
... 50V M FM5 TP 5 0.0047U 100V J POLY NI TP5 0.1UF 50V Z F TR *S *AL LOC. CAPACITORS DATE: 2003. 01. 24. PART NO. NO. DESCRIPTION / SPECIFICATION MKT 100V 104JTR PHS26104 47UF SHL,SD 50V M FM5 TP 5 820P 50V K B TS 0.01U 100V J POLY NI TP 4.7UF SHL,SD 50V ...100V J POLY NI TP 10000PF D 1KV Z F(Y5V) TR - 25 - NO. REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE : S SAFETY Mark AL ALTERNATIVE PARTS *S *AL LOC. C701 181-288B C702 0CE476CK638 C703 0CK8210K515 C704 0CQ1031N419 C705 0CE475CK638 C706 0CE105CK638...
Service Manual
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PART NO. PART NO. F2 430-858C F901 0FZZTTH001B J302 0RD0471Q609 J47 ... SKHV10911A LGEC NON 12 20 HO SKHV10911A LGEC NON 12 20 HO SKHV10911A LGEC NON 12 20 HO "1055A, CB777H LG-PHILIPS 17""" EE2218 2.3 MH D/FOCUS(CB775C EI2218 4.0MH H-DRIVE,EB770G EER3940 230UH V-16PIN FB770H J502P62C090Q290 JAHWA +/-20 ...SCK-084 THINKING 8 OHM 15% 2 EVN-DJAA03B13 (MEC),1KB HC-49U TXC 12.0MHZ +/- 30 PP - 29 - DESCRIPTION / SPECIFICATION 2.40K 1/6W 1% TA52 62K OHM 1/2 W (7.0) 5% TA52 3.6K OHM 1/4 W(3.4) 2% TA52 3.3K OHM 1/2 W(7.0) 5.00% TA TIN 50MM TAPING TIN...
PART NO. PART NO. F2 430-858C F901 0FZZTTH001B J302 0RD0471Q609 J47 ... SKHV10911A LGEC NON 12 20 HO SKHV10911A LGEC NON 12 20 HO SKHV10911A LGEC NON 12 20 HO "1055A, CB777H LG-PHILIPS 17""" EE2218 2.3 MH D/FOCUS(CB775C EI2218 4.0MH H-DRIVE,EB770G EER3940 230UH V-16PIN FB770H J502P62C090Q290 JAHWA +/-20 ...SCK-084 THINKING 8 OHM 15% 2 EVN-DJAA03B13 (MEC),1KB HC-49U TXC 12.0MHZ +/- 30 PP - 29 - DESCRIPTION / SPECIFICATION 2.40K 1/6W 1% TA52 62K OHM 1/2 W (7.0) 5% TA52 3.6K OHM 1/4 W(3.4) 2% TA52 3.3K OHM 1/2 W(7.0) 5.00% TA TIN 50MM TAPING TIN...
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- 30 - H/HVSyn 1 VSyn 2 HLckVBk 3 HOscF 4 HPLL2C 5 CO 6 HGND 7 RO 8 HPLL1F 9 HPosF 10 HMoirØ 11 HFly 12 RefOut 13 BComp 14 BRegIn 15 BISense 16 32 VDyCor 31 SDA 30 SCL 29 Vcc 28 BOut 27 GND 26 HOut 25 XRay 24 EWOut 23 VOut 22 VCap 21 VGND 20 VAGCCap 19 VOscF 18 VEHTIn 17 HEHTIn STV6888 PIN CONFIGURATION LOW-COST I2C CONTROLLED DEFLECTION PROCESSOR FOR MULTISYNC MONITORS
- 30 - H/HVSyn 1 VSyn 2 HLckVBk 3 HOscF 4 HPLL2C 5 CO 6 HGND 7 RO 8 HPLL1F 9 HPosF 10 HMoirØ 11 HFly 12 RefOut 13 BComp 14 BRegIn 15 BISense 16 32 VDyCor 31 SDA 30 SCL 29 Vcc 28 BOut 27 GND 26 HOut 25 XRay 24 EWOut 23 VOut 22 VCap 21 VGND 20 VAGCCap 19 VOscF 18 VEHTIn 17 HEHTIn STV6888 PIN CONFIGURATION LOW-COST I2C CONTROLLED DEFLECTION PROCESSOR FOR MULTISYNC MONITORS
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VDyCor amplitude S-correction C-correction Vertical size Vertical position Vertical moirØ H size Pin cushion Keystone Top corners Bottom corners STV6888 Block Diagram Horizontal position H-moirØ amplitude Control voltage level : Functions controlled via I2C Bus Pin cushion asymm. Parallelogram Hor. duty cycle B+ ref. - 31 -
VDyCor amplitude S-correction C-correction Vertical size Vertical position Vertical moirØ H size Pin cushion Keystone Top corners Bottom corners STV6888 Block Diagram Horizontal position H-moirØ amplitude Control voltage level : Functions controlled via I2C Bus Pin cushion asymm. Parallelogram Hor. duty cycle B+ ref. - 31 -
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CONTROL BOARD (Solder Side) 3. 1. CONTROL BOARD (Component Side) PRINTED CIRCUIT BOARD 2. MAIN BOARD (Solder Side) - 36 - - 37 - MAIN BOARD (Component Side) 4.
CONTROL BOARD (Solder Side) 3. 1. CONTROL BOARD (Component Side) PRINTED CIRCUIT BOARD 2. MAIN BOARD (Solder Side) - 36 - - 37 - MAIN BOARD (Component Side) 4.
