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Sony TRINITRON KV-PF21DK7 Service Manual

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SERVICE MANUAL

MODEL
COMMANDER DEST.
KV-PF21DK7
RM-952
KV-PF21M70
RM-952
KV-PF21N70
RM-915
KV-PF21P70
RM-952
KV-PF21Q40
RM-952
KV-PF21Q70
RM-952
KV-PF51P40
RM-952
RM-915
CHASSIS NO.
ME
SCC-U30G-A
E
SCC-U13E-A
Taiwan
SCC-P13F-A
E
SCC-U13F-A
GE
SCC-U12P-A
E
SCC-U13H-A
Indonesia
SCC-U20N-A
RM-952
BG-3S
MODEL
COMMANDER DEST. CHASSIS NO.
TRINITRON
CHASSIS
COLOR TV
®

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Summary of Contents for Sony TRINITRON KV-PF21DK7

  • Page 1: Service Manual

    SERVICE MANUAL BG-3S CHASSIS MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO. KV-PF21DK7 RM-952 SCC-U30G-A KV-PF21M70 RM-952 SCC-U13E-A KV-PF21N70 RM-915 Taiwan SCC-P13F-A KV-PF21P70 RM-952 SCC-U13F-A KV-PF21Q40 RM-952 SCC-U12P-A KV-PF21Q70 RM-952 SCC-U13H-A KV-PF51P40 RM-952 Indonesia SCC-U20N-A RM-915 RM-952 TRINITRON COLOR TV ®...
  • Page 2 CARBON PAINTED ON THE CRT, AFTER REMOVING THE LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE ANODE. COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT ARE CRITICAL TO SAFE OPERATION ARE IDENTIFIED IN THIS MANUAL.

  • Page 3: Rm-915 Rm-952 Rm-952 Rm

    CARBON PAINTED ON THE CRT, AFTER REMOVING THE LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE ANODE. COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT ARE CRITICAL TO SAFE OPERATION ARE IDENTIFIED IN THIS MANUAL.

  • Page 4: Table Of Contents

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 TABLE OF CONTENTS Section Title Page Section Title Page SELF DIAGNOSIS FUNCTION 5. DIAGRAMS ........ 4 Block Diagram ............51 1. GENERAL ............Frame Schematic Diagram ........54 Circuit Boards Location .......... 56 2.

  • Page 5: Self Diagnosis Function

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 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.
  • Page 6 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 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.
  • Page 7 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 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...
  • Page 8 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 SELF-DIAGNOSTIC CIRCUIT [+B overcurrent ªOCPº] Occurs when an overcurrent on the +B(135) line is detected by Q604. If Q604 go to ON and the voltage to pin 18 of IC301 should go down when V.SYNC is more than seven verticals in a period, the unit will automatically turn off.
  • Page 9 The operating instructions mentioned here are partial abstracts from the Operating Instruction Manual. The page numbers of the Operating Instruction Manual remain as in the manual. AUDIO VIDEO VIDEO IN VIDEO OUT...
  • Page 11 JUMP SOUND Á PROGR MODE FAVORITE...
  • Page 13 JUMP SOUND Á PROGR MODE FAVORITE...
  • Page 15 SOUND Á PROGR MODE FAVORITE...
  • Page 16 JUMP SOUND Á PROGR MODE FAVORITE...
  • Page 17 P166 SECTEXT FR1 MAR 03:59:09 Fom Singapore Dep/Arr Flight Alrcraft To PARIS 220/0588 SQ28 2130/1225 PA115 2115/1330 SQ26 To OSAKA 1000/1715 0930/2015 CX522 To ROMA 2130/0745 SQ24 2300/0915 AZ487 To SYDNEY 2210/0610 SQ21A 2100/0835 SQ21A...
  • Page 21 JUMP JUMP SOUND Á PROGR SOUND Á PROGR MODE MODE FAVORITE FAVORITE...

  • Page 25: Set-Up Adjustments

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 SECTION 3 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 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.

  • Page 26: Convergence

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 3-2. CONVERGENCE Preparation : • Before starting this adjustment, adjust the focus, horizontal size V. STAT and vertical size. • Minimize the brightness setting. • Provide dot pattern. (1) Horizontal and Vertical Static Convergence Center dot H.
  • Page 27 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 (2) Dynamic Convergence Adjustment Preparation: • Before starting this adjustment, adjust the horizontal static convergence and the vertical static convergence on DY (3) Screen-corner Convergence Fix a Permalloy assy corresponding to the misconverged areas a-d : screen-corner misconvergence...

  • Page 28: Focus Adjustment

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 3-3. FOCUS ADJUSTMENT 3-4. G2 (SCREEN) AND WHITE BALANCE Adjust FOCUS control on the flyback transformer for the best ADJUSTMENTS 1. G2 (SCREEN) ADJUSTMENT focus. 1) Set the PICTURE to normal. 2) Put to VIDEO input mode without signals.

  • Page 29: Circuit Adjustments

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 SECTION 4 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 CIRCUIT ADJUSTMENTS 4-1. ADJUSTMENTS WITH COMMANDER Service adjustments are made with the RM-915 or RM-952 that 1, 4 comes with this unit. Select the adjustment item. ↓ a. ENTERING SERVICE MODE 3, 6 Raise/lower the data value.

  • Page 30: Adjustment Method

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 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. adjustment item, use 3 and 6 to adjust, write with [MUTING] 2.
  • Page 34 RM-952 ITEM INFORMATION. No. OPB0 OP1 Item XTAL 4.43 XTAL 3.58 SECAM 2nd. Lang KV-PF21N70 KV-PF51P40 KV-PF21P70 KV-PF21Q40 KV-PF21Q70 KV-PF21M70 KV-PF21DK7 No. OPB1 OP2 Item NICAM HDEV Thai Bil Dis Fav. DVD Input AV Input KV-PF21N70 KV-PF51P40 KV-PF21P70 KV-PF21Q40 KV-PF21Q70...

  • Page 35: Picture Quality Adjustments

    4-4. A BOARD ADJUSTMENT AFTER IC003 (MEMORY) REPLACEMENT When replacing IC003 (MEMONY), be sure to change IC001 (µ-COM) to the following new IC at the same time. IC001 (µ-CON) : CXP86461-622S (For KV-PF21DK7) VB1 VB2 VB3 VB4 : CXP86461-623S (Except KV-PF21DK7/...

  • Page 36: Picture Distortion Adjustment

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 4-5. PICTURE DISTORTION ADJUSTMENT Item Number 00-0B – 49 –...

  • Page 37: Diagrams

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 SECTION 5 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 DIAGRAM 5-1. BLOCK DIAGRAM MAIN. TUVIF AUDIO TV V in TU101 TV L in BTF-LG411(I) PROSESSOR...

  • Page 38: Frame Schematic Diagram

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 5-3. CIRCUIT BOARDS LOCATION 5-2. FRAME SCHEMATIC DIAGRAM CN704 CN701 200V PICTURE CN703 TUBE (RGB OUT) DY ASSY...

  • Page 39: Schematic Diagrams And Printed Wiring Boards

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 5-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS Note: • All capacitors are in µF unless otherwise noted. • All electrolytic capacitors are rated at 50V unless otherwise noted. • All resistors are in ohms. k = 1000 , M = 1000k •...
  • Page 40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 A BOARD IC001 CXP86461-622S (FOR KV-PF21DK7) A BOARD IC001 CXP86461-623S (Except KV-PF21DK7) A BOARD IC001 CXP86461-618S (KV-PF21N70) CLOCK GENERATOR SPC700 CPU CORE A/D CONVERTER /SYSTEM CONTROL PA0~PA7 AN0~AN5 REMOCON FIFO PB0~PB7...
  • Page 41 D620 IC201 B-11 A BOARD MARK LIST D302 D621 IC203 D303 IC204 D622 KV-PF21N70 KV-PF51P40 KV-PF21P70 KV-PF21Q40 KV-PF21Q70 KV-PF21M70 KV-PF21DK7 IC301 D304 D623 F-12 (Taiwan) (Indonesia) (GE) (ME) IC502 D305 D624 F-12 C204 0.0068 :PT 0.01 :PP 0.0068 :PT 0.0068 :PT 0.0068 :PT...

  • Page 42: Schematic Diagrams Of C3 And F Boards

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 (3) Schematic Diagrams of C3 and F boards [CISPR] [RGB OUT] PRINTED WIRING BOARD...

  • Page 43: Semicondutors

    KV-PF21N70/PF51P40/PF21P70/PF21Q40 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 KV-PF21Q70/PF21M70/PF21DK7 RM-952 RM-952 RM-952 RM-952 RM-952 RM-952 5.5 SEMICONDUCTORS DIODE TRANSISTOR AK04V0 DTZ-TT11-15B RD9.1ES-L2 UN2111 2SD2578-CA CXA2130S (64PIN) TDA8172 AU-01Z-V1 DTZ-10B UN2211 CXP86449-622S (64PIN) EL1Z MA 111-(K8).SO UN2213 CXP86449-623S (64PIN) ERA22-08 RD10S-B UN2216...

  • Page 44: Exploded View

    * A-1298-975-A A BOARD COMPLETE (KV-PF21P70) A-1299-031-A A BOARD COMPLETE (KV-PF21N70) A-1299-018-A A BOARD COMPLETE (KV-PF51P40) A-1299-021-A A BOARD COMPLETE (KV-PF21Q40/PF21Q70) A-1299-026-A A BOARD COMPLETE (KV-PF21M70) A-1299-028-A A BOARD COMPLETE (KV-PF21DK7) 4-057-714-01 PIECE ASSY, TLH CORRECTION 4-022-115-00 HOLDER, AC CORD ! 1-574-062-11 CORD, POWER (WITH CONNECTOR) 2.5A/250V...

  • Page 45: Electrical Parts List

    * A-1299-018-A A BOARD COMPLETE (KV-PF51P40) C055 1-163-251-11 CERAMIC CHIP 100PF * A-1299-021-A A BOARD COMPLETE (KV-PF21Q70/Q40) * A-1299-026-A A BOARD COMPLETE (KV-PF21M70) C103 1-164-004-11 CERAMIC CHIP 0.1MF * A-1299-028-A A BOARD COMPLETE (KV-PF21DK7) C104 1-104-665-11 ELECT 100MF ********************* C107 1-163-005-11 CERAMIC CHIP 470PF C108...
  • Page 46 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C242 1-164-505-11 CERAMIC CHIP 2.2MF...
  • Page 47 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C613 1-117-752-11 ELECT(BLOCK) 330MF...
  • Page 48 8-752-906-21 IC CXP86449-623S (except KV-PF21N70/PF21DK7) L003 1-414-180-11 INDUCTOR 3.3UH IC001 8-752-905-24 IC CXP86449-618S (KV-PF21N70 only) L005 1-414-233-22 INDUCTOR CHIP 0UH IC001 8-752-906-20 IC CXP86449-622S (KV-PF21DK7 only) L101 1-414-856-11 INDUCTOR 10UH IC002 8-759-371-21 IC MM1319AFBE L102 1-414-856-11 INDUCTOR 10UH IC003 8-759-527-71...
  • Page 49 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK L105 1-414-856-11 INDUCTOR 10UH...
  • Page 50 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R063 1-216-037-00 RES,CHIP 1/10W...
  • Page 51 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R522 1-208-806-11 RES,CHIP 0.50% 1/10W...
  • Page 52 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <RELAY> C710 1-102-114-00 CERAMIC...
  • Page 53 KV-PF21N70/PF51P40/PF21P70/PF21Q40 RM-915 RM-952 RM-952 RM-952 KV-PF21Q70/PF21M70/PF21DK7 The components identified by shading RM-952 RM-952 RM-952 and mark ! are critical for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <RESISTOR> <CONNECTOR>...
  • Page 54 BAG, PROTECTION ****************************************************************** REMOTE COMMANDER ********************* 1-418-163-11 REMOTE COMMANDER (RM-952) 9-939-697-01 BATTERY COVER, REMOTE COMMANDER Sony Corporation English 99GM70186-1 SONY TV Industries (M) Sdn. Bhd. Printed in Malaysia  9-965-754-01 TV Business of General Area 1999. 7 – 88 –...

This manual is also suitable for:

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