SERVICE MANUAL COLOR TELEVISION YA387 2006 AV-27F577 , AV-27F577 AV-32F577 , AV-32F577 AV-32F577 BASIC CHASSIS TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
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SPECIFICATION Contents Items AV-27F577 AV-32F577 Dimensions (W × H × D) 75.8 cm × 59.3 cm × 50.0 cm 87.7 cm × 69.9 cm × 56.5 cm (29-7/8" × 23-3/8" × 19-3/4") (34-5/8" × 27-5/8" × 22-1/4") Mass 43.0 kg (94.6 Ibs) 64.0 kg (140.8 Ibs) TV RF System (Analog / Analog...
SECTION 1 PRECAUTION SAFETY PRECAUTIONS (1) The design of this product contains special hardware, many (10) Isolation Check (Safety for Electrical Shock Hazard) circuits and components specially for safety purposes. For After re-assembling the product, always perform an isolation continued protection, no changes should be made to the original check on the exposed metal parts of the cabinet (antenna design unless authorized in writing by the manufacturer.
Expression of a favorite screen can be chosen by the VIDEO A.H.S. adds a more spacious surround sound. Music gives STATUS function. basic effect and movie for more effect. MAIN DIFFERENCE LIST Item AV-27F577/R AV-27F577/S AV-32F577/R AV-32F577/Y AV-32F577/Z PICTURE TUBE (ITC)
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TECHNICAL INFORMATION 2.4.1 MAIN MI-COM (CPU) PIN FUNCTION Pin name I/O Function Pin name Function M_MUTE O Fixed output muting [Muting : H] 29 YC_GND KEY1 Front key scan voltage (CH+ / VOL+ / VOL-) 30 V1_IN Not used KEY2 Front key scan voltage (CH- / MENU/POWER) 31 ABCL Current for automatic beam (brightness)/contrast limit...
SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE CAUTION AT DISASSEMBLY: • Be sure to perform the SYSTEM SETTEING, at the end of the procedure. • Make sure that the power cord is disconnected from the outlet. • Pay special attention not to break or damage the parts. •...
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FRONT CABINET CRT SOCKET FRONT CONTROL PWB AV TERMINAL BOARD Claw MAIN PWB REAR LED&POWER SW PWB <AV-27F577> SPEKAER USB PWB CHASSIS AV TERMINAL BOARD <AV-32F577> L/F PWB ATSC TUNER SPACER AV SW PWB MODULE PWB SPEKAER SPEAKER HOLDER POWER CORD REAR COVER Fig.1 (No.YA387)1-7...
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3.1.11 REMOVING THE CRT NOTE: • Replacement of the CRT should be performed by 2 or more CRT CHANGE TABLE persons. • After removing the REAR COVER, CHASSIS etc., (1) Putting the CRT change table on soft cloth, the CRT APPROX.
MEMORY IC REPLACEMENT • This model uses the memory IC. • This memory IC stores data for proper operation of the video and drive circuits. • When replacing, be sure to use an IC containing this (initial value) data. 3.2.1 MEMORY IC TABLE Simbol Number of pins Mounting PWB Main content of data...
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3.2.4 SETTINGS OF FACTORY SHIPMENT 3.2.4.1 BUTTON OPERATION 3.2.4.2 REMOTE CONTROL DIRECT OPERATION Setting item Setting position Setting item Setting position POWER INPUT CHANNEL CABLE-02 CHANNEL CABLE-02 VOLUME VOLUME MUTING DISPLAY SLEEP TIMER V. STATUS DYNAMIC THEAT. PRO C.C. STEREO ASPECT 4 : 3 A.H.S...
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REPLACEMENT OF CHIP COMPONENT 3.3.1 CAUTIONS (1) Avoid heating for more than 3 seconds. (2) Do not rub the electrodes and the resist parts of the pattern. (3) When removing a chip part, melt the solder adequately. (4) Do not reuse a chip part after removing it. 3.3.2 SOLDERING IRON (1) Use a high insulation soldering iron with a thin pointed end of it.
SECTION 4 ADJUSTMENT ADJUSTMENT PREPARATION MEASURING INSTRUMENT AND FIXTURES (1) There are 2 ways of adjusting this TV : One is with the • DC voltmeter (or digital voltmeter) REMOTE CONTROL UNIT and the other is the • DC power supply conventional method using adjustment parts and •...
ADJUSTMENT LOCATIONS FRONT FRONT LED & POWER SW PWB FRONT CONTROL PWB POWER LED CN600R POWER SW CN600B CN600B CN600G FRONT SPEAKER FRONT MAIN PWB DEG COIL L/F PWB MEMORY IC IC702 ATSC TUNER MODULE PWB F901 CN1005 IC201 DEF. YOKE CN001 CN002 AV SW PWB...
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SERVICE MODE 4.6.1 BASIC OPERATION OF SERVICE MODE Operate the SERVICE MODE with the REMOTE CONTROL UNIT. 4.6.1.1 HOW TO ENTER THE SERVICE MODE 4.6.1.4 SERVICE MODE SELECT KEY LOCATION (1) Set to "0 minutes" using the [SLEEP TIMER] key. (2) While "0 minutes"...
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4.6.2 SERVICE MODE MENU FLOW CHART SERVICE MENU Service Menu 1.Digital Service 2.TV-Micro Service 3.Conver Service [Not used] 3.Conver Service 4.Diagnostics 4.Diagnostics [Refer to SECTION 5] 1. Digital Service 2. TV-Micro Service TV-Micro Service Digital Service 1.Adjust 1.Adjust 2.White Balance 2.Memory Edit 3.Memory Edit 3.Edit Config...
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4.6.3 DESCRIPTION OF STATUS DISPLAY The status display on the upper part of the SERVICE MODE screen is common (to all models). 4.6.3.1 DIGITAL SERVICE MODE 1. Adjust (6) SETTING ITEM NO. Setting item numbers are displayed. The setting item numbers to be displayed are listed below.
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3. Edit Config 6. Clear Channel Map Setting value in the digital module is edited and confirmed on Channel map is cleared on this screen. [Do not adjust] this screen. [Do not adjust] CAUTION: CAUTION: This mode is not used in the ADJUSTMENT. Press the This mode is not used in the ADJUSTMENT.
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4.6.3.2 TV-MICRO SERVICE MODE 1. Adjust (6) SETTING ITEM NO. Setting item numbers are displayed. The setting item numbers to be displayed are listed below. SETTING ITEM No. SETTING VALUE (DATA) SETTING ITEM Item No. Setting item S001 - S045 Video system setting S001 BRIGHT...
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2. White Balance 3. Memory Edit White balance data is adjusted on this screen. Data in the EEPROM is edited on this screen. [Do not adjust] CAUTION: This mode is not used in the ADJUSTMENT. Press the SETTING VALUE (DATA) [BACK] key to return to the SERVICE MENU SCREEN.
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-128 - 127 A010 BBE TREB -128 - 127 A005 TREB OFS -128 - 127 4.7.2 [2. TV-Micro Service] 4.7.2.1 VIDEO SETTING Initial setting value AV-32F577/R AV-27F577/R AV-32F577/Y AV-27F577/S Variable AV-32F577/Z Setting item range STANDARD THEATER STANDARD THEATER 4 : 3...
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Initial setting value AV-27F577/R AV-27F577/S Variable Setting item range RF / EXTERNAL (S / COMPOSITE) EXTERNAL (COMPONENT) / ATSC STANDARD THEATER STANDARD THEATER HIGH HIGH HIGH HIGH S011 R CUT OFF 000 - 255 S012 G CUT OFF 000 - 255...
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(4) Disconnect the power plug. (5) Remove the resistor. RESISTOR (6) Again connect the power plug. : AV-27F577/S, AV-27F577/R, AV-27F577/R, AV-32F577/Z : AV-32F577/Z (7) Turn the power switch to on. (8) Make sure that the normal picture is displayed on the screen.
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4.8.3 DEFLECTION CIRCUIT [2.TV-Micro Service] Measuring Item Test point Adjustment part Description instrument V. SIZE / Signal [1.Adjust] (1) Receive the crosshatch signal. V. POSITION generator D05: V PHASE (2) Select the 2.TV-Micro Service from the SERVICE (4:3) D07: V SIZE MODE.
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Measuring Item Test point Adjustment part Description instrument H. POSITION / Signal [1.Adjust] • FORCUS adjustment should be finished. H. SIZE / generator D16: H SIZE+- • V. SIZE / V. POSITION adjustment should be finished. SIDE PIN D04: H POSI+- •...
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4.8.4 VIDEO CIRCUIT [2.TV-Micro Service] Measuring Item Test point Adjustment part Description instrument WHITE Signal [1.Adjust] (1) Receive the black and white signal ( color off ). BALANCE generator S01: BRIGHT (2) Set VIDEO STATUS to "STANDARD". (LOW LIGHT) S11: R CUTOFF (3) Select COLOR TEMPERATURE to "LOW".
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Measuring Item Test point Adjustment part Description instrument SUB BRIGHT Remote [1.Adjust] • WHITE BALANCE adjustment should be finished. control unit S01: BRIGHT (1) Receive any broadcast. (2) Set VIDEO STATUS to "STANDARD". (3) Select COLOR TEMPERATURE to "LOW". (4) Select the 2.TV-Micro Service from the SERVICE MODE.
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Measuring Item Test point Adjustment part Description instrument SUB TINT Remote [1.Adjust] [ Method of adjustment without measuring instrument ] control unit S04 : TINT • SUB CONTRAST adjustment should be finished. (1) Receive any broadcast. (2) Set VIDEO STATUS to "STANDARD". (3) Select COLOR TEMPERATURE to "LOW".
SECTION 5 TROUBLESHOOTING SELF CHECK FEATURE 5.1.1 OUTLINE This unit comes with the "Self check" feature, which checks the SERVICE MENU SCREEN operational state of the circuit and displays/saves it during Service Menu failure. Diagnosis is performed when power is turned on, and 1.Digital Service 2.TV-Micro Service information input to the main microcomputer is monitored at all...
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5.1.6 DETAILS Self check is performed for the following items: 5.1.6.1 PAGE 1 OF SCREEN Diagnosis Detection item Display Detection content Detection timing signal (line) X-ray protection X-RAY Not used. B1 over-current Not used. protection Low bias line short Not used. protection Timer (clock) The power frequency is changed as...
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Victor Company of Japan, Limited CRT Display Category 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA387) Printed in Japan...
AV-27F577 AV-27F577 AV-32F577 AV-32F577 AV-32F577 STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS 1.SAFETY Type No indication : Ceramic capacitor The components identified by the symbol and shading are : Metalized mylar capacitor critical for safety. For continued safety replace safety ciritical : Polypropylene capacitor components only with manufactures recommended parts.
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FRONT CONTROL PWB CIRCUIT DIAGRAM SHEET 5 Y6401 OPEN C6401 J6401 LC6401 CN600R R6401 Y6402 OPEN AV SW PWB CN500R Y6403 SHEET 3 OPEN C6402 R6402 J6402 220k K6401 Y6407 LC6402 OPEN Y6404 OPEN Y6405 R6403 OPEN C6403 J6403 220k LC6403 Y6406 OPEN...
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L/F PWB CIRCUIT DIAGRAM SHEET 8 CN90E3 L/F PWB ASS'Y SGJ-9302A-M2 [AV-27F577/R, AV-27F577/S] SGJ-9301A-M2 [AV-32F577/R, AV-32F577/Y, AV-32F577/Z] Y991 MAIN PWB(2/2) CN00F R999 SHEET 2 CN900F C997 T951 R998 2.7M Y908 Y904 OPEN OPEN Y907 Y903 OPEN OPEN MAIN PWB(2/2) CN00W...
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PATTERN DIAGRAMS CAUTION : FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH SAME TYPE AND RATED FUSE(S) MAIN PWB PATTERN AND ROHM'S MFR'S TYPE CP(S). W243 C111 C110 Y007 Y007 W242 D531 R554 W243 W242 CN0S1 CN00A D521 C111 C110 CN0S3 Y015...
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AV SW PWB PATTERN FRONT CONTROL PWB PATTERN LED & POWER SW PWB PATTERN CL5001 D5018 R5002 D5019 D5017 R5002 R5078 R5078 IC5002 R5075 R5071 R5075 C5014 R5077 R5077 R5074 R6704 R5074 C5009 C5016 R5073 IC5001 W5409 R5073 R5044 R5076 W5220 D5012 R5013...
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VOLTAGE CHARTS WAVEFORMS <MAIN PWB> <AV SW PWB> <CRT SOCKET PWB> [P.2-13-P.2-14] [P.2-19-P.2-20] [P.2-15-P.2-16] [P.2-17-P.2-18] MAIN PWB(1/2) MODE MODE MODE MODE MODE MODE MODE DC (V) DC (V) DC (V) DC (V) DC (V) DC (V) DC (V) PIN NO. PIN NO.
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Victor Company of Japan, Limited CRT Display Category 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama-city, kanagawa-prefecture, 221-8528, Japan (No.YA387) Printed in Japan...
PARTS LIST CAUTION The parts identified by the symbol are important for the safety . Whenever replacing these parts, be sure to use specified ones to secure the safety. The parts not indicated in this Parts List and those which are filled with lines --- in the Parts No. columns will not be supplied. P.W.
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USING P.W. BOARD & REMOTE CONTROL UNIT ....................3-3 EXPLODED VIEW PARTS LIST -1 ..........................3-4 EXPLODED VIEW -1 ..............................3-5 PRINTED WIRING BOARD PARTS LIST [AV-27F577/R] ..................3-6 MAIN P.W. BOARD ASS'Y (SGJ-1308A-M2) ....................3-6 CRT SOCKET P.W. BOARD ASS'Y (SGJ-3304A-M2) ..................3-8 AV SW P.W.
PRINTED WIRING BOARD PARTS LIST [AV-27F577 MAIN P.W. BOARD ASS'Y (SGJ-1308A-M2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D945 MTZJ9.1B-T2 Z DIODE D952 1SS133-T2 SI DIODE IC101 CXA2094Q-X D953 1SS133-T2 SI DIODE IC201 TM8812CSDNG6H60 IC(MCU) D954...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C623 NCB31HK-102X C CAPACITOR 1000pF 50V K R006 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J C624 NCB31CK-334X C CAPACITOR 0.33uF 16V K R007 NRSA63J-103X MG RESISTOR 10kΩ...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R653 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L851 QQR1401-001 CHOKE COIL R654 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L853 QQL26AK-330Z CHOKE COIL 33uH K R661 NRSA63J-822X...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R3126 NRSA63J-563X MG RESISTOR 56kΩ 1/16W J C5003 QETN1HM-106Z E CAPACITOR 10uF 50V M R3127 NRSA63J-563X MG RESISTOR 56kΩ 1/16W J C5004 QETN1HM-225Z E CAPACITOR 2.2uF 50V M R3128 NRSA63J-122X...
PRINTED WIRING BOARD PARTS LIST [AV-27F577 Ref No. Part No. Part Name Description Local MAIN P.W. BOARD ASS'Y (SGJ-1302A-M2) Ref No. Part No. Part Name Description Local D945 MTZJ9.1B-T2 Z DIODE D952 1SS133-T2 SI DIODE D953 1SS133-T2 SI DIODE IC101 CXA2094Q-X D954 1N4003SG-T2...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C623 NCB31HK-102X C CAPACITOR 1000pF 50V K R006 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J C624 NCB31CK-334X C CAPACITOR 0.33uF 16V K R007 NRSA63J-103X MG RESISTOR 10kΩ...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R653 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L851 QQR1401-001 CHOKE COIL R654 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L853 QQL26AK-330Z CHOKE COIL 33uH K R661 NRSA63J-822X...
PRINTED WIRING BOARD PARTS LIST [AV-32F577 Ref No. Part No. Part Name Description Local MAIN P.W. BOARD ASS'Y (SGJ-1313A-M2) Ref No. Part No. Part Name Description Local D945 MTZJ9.1B-T2 Z DIODE D952 1SS133-T2 SI DIODE D953 1SS133-T2 SI DIODE IC101 CXA2094Q-X D954 1N4003SG-T2...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C625 NCB31HK-822X C CAPACITOR 8200pF 50V K R008 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J C627 NCB31CK-105X C CAPACITOR 1uF 16V K R101 NRSA63J-221X MG RESISTOR 220Ω...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R653 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L851 QQR1401-001 CHOKE COIL R654 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L853 QQL26AK-330Z CHOKE COIL 33uH K R661 NRSA63J-822X...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R3126 NRSA63J-563X MG RESISTOR 56kΩ 1/16W J R999 QRE121J-121Y C RESISTOR 120Ω 1/2W J R3127 NRSA63J-563X MG RESISTOR 56kΩ 1/16W J R3128 NRSA63J-122X MG RESISTOR 1.2kΩ...
PRINTED WIRING BOARD PARTS LIST [AV-32F577 Ref No. Part No. Part Name Description Local MAIN P.W. BOARD ASS'Y (SGJ-1301A-M2) Ref No. Part No. Part Name Description Local D945 MTZJ9.1B-T2 Z DIODE D952 1SS133-T2 SI DIODE D953 1SS133-T2 SI DIODE IC101 CXA2094Q-X D954 1N4003SG-T2...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C625 NCB31HK-822X C CAPACITOR 8200pF 50V K R008 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J C627 NCB31CK-105X C CAPACITOR 1uF 16V K R101 NRSA63J-221X MG RESISTOR 220Ω...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R654 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L853 QQL26AK-330Z CHOKE COIL 33uH K R661 NRSA63J-822X MG RESISTOR 8.2kΩ 1/16W J L854 QQL26AK-470Z CHOKE COIL 47uH K R662 NRSA63J-472X...
PRINTED WIRING BOARD PARTS LIST [AV-32F577 Ref No. Part No. Part Name Description Local MAIN P.W. BOARD ASS'Y (SGJ-1307A-M2) Ref No. Part No. Part Name Description Local D945 MTZJ9.1B-T2 Z DIODE D952 1SS133-T2 SI DIODE D953 1SS133-T2 SI DIODE IC101 CXA2094Q-X D954 1N4003SG-T2...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C625 NCB31HK-822X C CAPACITOR 8200pF 50V K R008 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J C627 NCB31CK-105X C CAPACITOR 1uF 16V K R101 NRSA63J-221X MG RESISTOR 220Ω...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R654 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J L853 QQL26AK-330Z CHOKE COIL 33uH K R661 NRSA63J-822X MG RESISTOR 8.2kΩ 1/16W J L854 QQL26AK-470Z CHOKE COIL 47uH K R662 NRSA63J-472X...
REMOTE CONTROL UNIT PARTS LIST (RM-C1290G-1C) Ref.No. Part No. Part Name Description Local 10030-0006800 BATTERY COVER PACKING PACKING PARTS LIST Ref.No. Part No. Part Name Description Local LC10181-025C-A PACKING CASE AV-27F577R,AV-27F577S LC10181-026C-A PACKING CASE AV-32F577R,AV-32F577Y,AV-32F577Z LC10884-002B-A CUSHION ASSY 4pcs in 1set AV-27F577R,AV-27F577S LC11049-002B-A...