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SERVICE MANUAL BG-3S CHASSIS MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO. KV-EF34N90 RM-913 TAIWAN SCC-P13EA TRINITRON COLOR TV ®...
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CARBON PAINTED ON THE CRT, AFTER REMOVING THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE ANODE. THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. – 2 –...
KV-EF34N90 RM-913 SELF DIAGNOSTIC FUNCTION The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY/TIMER lamp will automatically begin to flash. The number of times the lamp flashes translates to a probable source of the problem. A definition of the STANDBY/TIMER lamp flash indicators is listed in the instruction manual for the user’s knowledge and reference.
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KV-EF34N90 RM-913 DISPLAY OF STANDBY/TIMER LIGHT FLASH COUNT Diagnostic Item Flash Count* +B overcurrent/overvoltage 2 times Vertical deflection stopped White balance failure 5 times * One flash count is not used for self-diagnostic. STOPPING THE STANDBY/TIMER FLASH Turn off the power switch on the TV main unit or unplug the power cord from the outlet to stop the STANDBY/TIMER lamp from flashing.
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KV-EF34N90 RM-913 SELF-DIAGNOSTIC SCREEN DISPLAY For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confirmed, it is possible to bring up past occurances of failure for confirmation on the screen: [To Bring Up Screen Test] In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below: [Screen display] / channel [5] / Sound volume [-] / Power ON...
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KV-EF34N90 RM-913 SELF-DIAGNOSTIC CIRCUIT [+B overcurrent ªOCPº] Occurs when an overcurrent on the +B(135) line is detected by Q604 (A board). If Q604 (A board) go to ON and the voltage to pin 18 of IC301 (A board) should go down when V.SYNC is more than seven verticals in a period, the unit will automatically turn off.
KV-EF34N90 SECTION 3 RM-913 SET-UP ADJUSTMENTS • The following adjustments should be made when a complete Perform the adjustments in the following order : realignment is required or a new picture tube is installed. 1. Beam Landing • These adjustments should be performed with rated power 2.
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KV-EF34N90 RM-913 3-2. CONVERGENCE ADJUSTMENT V. STAT Preparation : • Before starting this adjustment, adjust the focus, horizontal size and vertical size. • Set the PICTURE and BRIGHTNESS 50%. • Cross hatch / Dot pattern. (1) Horizontal and Vertical Static Convergence H.
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KV-EF34N90 RM-913 BMC (Hexapole) Magnet. (2) Dynamic Convergence Adjustment If the red, green and blue dots are not balanced or aligned, then Preparation: • use the BMC magnet to adjust in the manner described below. Before starting this adjustment, adjust the horizontal static convergence and the vertical static convergence •...
KV-EF34N90 RM-913 (3) Screen-corner Convergence 3-3. FOCUS ADJUSTMENT Note Focus adjustment should be completed before W/B adjustment. (1) Receive digital monoscope pattern. (2) Set "A/V CONTROL" to "STANDARD". a-d : screen-corner (3) Adjust FOCUS VR so that the center of the screen becomes misconvergence justfocus.
KV-EF34N90 RM-913 4. SUB PICTURE BRIGHTNESS ADJUSTMENT 3-5. G2 (SCREEN) AND WHITE BALANCE 1) Set to service mode (Refer Section 4-1: ADJUSTMENTS WITH ADJUSTMENTS COMMANDER). 2) Input a PAL RF colorbar signal through Sub TUNER (TU3301). 1. G2 (SCREEN) ADJUSTMENT 3) BRIGHTNESS ..
KV-EF34N90 SECTION 4 RM-913 CIRCUIT ADJUSTMENTS 4-1. ADJUSTMENTS WITH COMMANDER Service adjustments are made with the RM-951 that comes with 1, 4 this unit. Select the adjustment item. ↓ a. ENTERING SERVICE MODE 3, 6 Raise/lower the data value. With the unit on standby ↓...
KV-EF34N90 RM-913 4-2. ADJUSTMENT METHOD Item Number 00 of device GEO Use the same method for all Items. Use 1 and 4 to select the This explanation uses H-Position as an example. 1. Select “GEO 00 HPS” with the 1 and 4 buttons.
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KV-EF34N90 RM-913 NOTE • shaded items are fixed data. • Standard data listed on the Adjustment Item Table are reference values, therefore it may be different for each model and for each mode. • Note for Different Data: Those are the standard data values written on the microprocessor. Therefore, the data values of the modes and stored respectively in the memory.
KV-EF34N90 RM-913 4-3. PICTURE QUALITY ADJUSTMENTS SUB COLOR ADJUSTMENT (SCL) 1. Set to service mode. 110mV 2. Input RF PAL colorbar signal. Set A/V control to PERSONAL. 3. Set to VP7 (Service mode) "DYC" = 0 The highest level of VB1,VB2,VB4 4.
KV-EF34N90 RM-913 Y LEVEL (SUB PICTURE) ADJUSTMENT 4-4. A BOARD ADJUSTMENT AFTER IC003 (MEMORY) REPLACEMENT 1. Input a PAL colorbar signal. 2. Set to TWIN PICTURE mode. 3. Connect an oscilloscope to pin 2 (R-out) of CN705 on the C When replacing IC003 (MEMORY), be sure to change IC001 (µ-...
KV-EF34N90 KV-EF34N90 KV-EF34N90 KV-EF34N90 RM-913 RM-913 RM-913 RM-913 5-2. FRAME SCHEMATIC DIAGRAM NS MUTE DEGAUSS CN3802 CN3803 N/S (B) CN510 CN1602 AC IN CN601 N/S (E) NECK ASSY AC OUT SP L OUT AC IN CN307 : S-MICRO N/S (E)
KV-EF34N90 SECTION 6 RM-913 EXPLODED VIEWS NOTE: • • Items marked " ∗ " are not stocked since Items with no par t number and no The components identified by description are not stocked because they are seldom required for routine...
KV-EF34N90 SECTION 7 RM-913 The components identified by shading and mark ! are critical for safety. ELECTRICAL PARTS LIST Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK NOTE: • Items marked " ∗ " are not stocked since they •...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C519 1-102-212-00 CERAMIC 820PF 500V C615 ! 1-119-886-51...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK CN602 * 1-508-786-00 PIN, CONNECTOR (5MM PITCH) 2P...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <CHIP CONDUCTOR> <PHOTO COUPLER> JR002 1-216-295-91 SHORT PH600 ! 8-749-924-35...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R016 1-216-025-91 RES,CHIP 1/10W R237 1-216-295-91 SHORT R017...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R515 1-216-349-00 METAL OXIDE R585 1-249-381-11 CARBON 1/4W...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R660 1-216-073-00 RES,CHIP 1/10W C1210 1-107-823-11 CERAMIC CHIP 0.47MF...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C1279 1-164-690-91 CERAMIC CHIP 0.0022MF C3310 1-126-964-11 ELECT...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C3375 1-126-964-11 ELECT 10MF C5315 1-163-243-11 CERAMIC CHIP...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <FERRITE BEAD> <COIL> FB1205 1-410-397-21 FERRITE 1.1UH L1201...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK Q1320 8-729-230-49 TRANSISTOR 2SC2712-YG R1211 1-216-097-91 RES,CHIP 100K...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R1316 1-216-025-91 RES,CHIP 1/10W R1379 1-216-089-91 RES,CHIP 1/10W...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R3343 1-216-049-91 RES,CHIP 1/10W R5203 1-216-065-91 RES,CHIP 4.7K...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R5334 1-216-081-00 RES,CHIP 1/10W <VARIABLE RESISTOR> R5335 1-216-081-00...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R8306 1-216-025-91 RES,CHIP 1/10W D714 8-719-051-85 DIODE HSS83TD...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R745 1-215-410-00 METAL 1/4W Q3809 8-729-119-78 TRANSISTOR 2SC2785-HFE...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C2824 1-104-664-11 ELECT 47MF <TRANSISTOR> C2825 1-136-601-11 FILM 0.01MF...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R2884 1-216-067-00 RES,CHIP 5.6K 1/10W * A-1372-556-A H1 MOUNT...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <TRANSISTOR> <CONNECTOR> Q1901 8-729-030-02 TRANSISTOR DTC144ESA CN2410* 1-564-523-11...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C9509 1-126-204-11 ELECT CHIP 47MF C9574 1-126-206-11 ELECT CHIP 100MF 6.3V...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK FL9504 1-233-504-21 FILTER, LOW PASS <TRANSISTOR> FL9505 1-233-504-21...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R9433 1-216-065-91 RES,CHIP 4.7K 1/10W R9526 1-216-295-91 SHORT...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. P VM REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R9598 1-216-295-91 SHORT <CRYSTAL> R9599 1-216-295-91...
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KV-EF34N90 RM-913 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK Q5903 8-729-119-78 TRANSISTOR 2SC2785-HFE MISCELLANEOUS Q5904 8-729-119-76 TRANSISTOR 2SA1175-HFE...
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Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK Sony Corporation English 99GG70025-1 Sony TV Industries (M) Sdn. Bhd. Printed in Malaysia 9-965-748-01 TV Business of General Area 1999. 7 – 142 –...
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