COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE...
A-5VL 3 7 63 1515 0 SERVICE PROCEDURE 1. Replacing the fuses This symbol located near the fuse indicates that the fuse used is show operating type, For continued protection against fire hazard, replace with same type fuse , For fuse rating, refer to the marking adjust to the symbol.
Page 3
A-5VL 3 7 63 1515 0 ADJUSTMENT PROCESURE OUTPUT OFFSET VOLTAGE Conditions: Non load, no signal. 1. Set the voltage at L-ch speaker terminal to 0mV +/- 10mVDC by adjusting R513 of BAAF-0249. Same as R514 (R-ch). 2. After 2 minutes, set the voltage at speaker terminal to 0mV +/- 10mV again.
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q218: HIGH FEATURE96kHz 24bit DIR (AK4112BVF)-3 PIN DESCRIPTION Pin Name Function Validity Flag Output Pin in Parallel Mode Transmit channel (through data) Output Pin in Serial Mode X'tal Input Pin...
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS-1 Q327 : R2S15211FP (8 ch Electronic Volume and 11 Input Selector and Tone Control)-1/3 SYSTEM BLOCK DIAGRAM Multi Multi Rch Tone Lch Tone CLOCK DATA MCU I/F Tone Bass &...
Page 19
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS-2 Q327 : R2S15211FP (8 ch Electronic Volume and 11 Input Selector and Tone Control)-2/3 BLOCK DIAGRAM AND PIN CONFIGURATION 35 34 31 30 37 36 AVCC DGND...
Page 20
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS-3 Q327 : R2S15211FP (8 ch Electronic Volume and 11 Input Selector and Tone Control)-3/3 TERMINAL DESCRIPTION PIN No. Name Function 19,17, FROUT,FLOUT, 14,12, 6-OUT,5-OUT, Output pin of FL/FR/C/SW/SL/SR/SBL/SBR channel...
Page 21
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q601/Q602: IRS20954S DIGITAL AUDIO DRIVER-1 LEAD DEFINITIONS Pin # Symbol Description Floating input positive supply Shutdown timing capacitor, referenced to VSS PWM non-inverting input, in phase with HO...
Page 22
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q601/Q602: IRS20954S DIGITAL AUDIO DRIVER-2 BLOCK DIAGRAM FLOATING INPUT DETECT DETECT HIGH SIDE INPUT LOGIC 10.4V LEVEL SHIFT FLOATING HIGH SIDE LEVEL LEVEL SHIFT SHIFT 5V REG DETECT...
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q703: S-24CS16A0I-J8V1G (2-Wire CMOS 16k bit E ROM) PIN ASSIGNMENT 8-Pin SOP Top view Function Number Name No connection No connection TES pin Ground Serial data input/output Serial clock input...
A-5VL 3 7 63 1515 0 IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION Q951: S-80127CNMC-JKM VOLTAGE DETECTOR (12.7V N-ch open drain, Active L: out) PIN CONFIGURATION PIN DESCRIPTION Symbol Description ON/OFF switch for delay time Top view Non-connection Voltage detection output pin Voltage input pin *1.
1/44 PAGE 3 7 6 3 1 5 1 5 0 PARTS LIST A-5VL NOTE: : Safety mark <MDC>: Canadian model NOTE: <MMB> : Britain model THE COMPONENTS IDENTIFIED BY MARK <MDF>: Taiwan model CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
Page 36
http://www.xiaoyu163.com 4/44 PAGE 3 7 6 3 1 5 1 5 0 T902 P TRANS NPT-1586M 2301964 EXPV ! <MMB> only T902 P TRANS NPT-1586D 2301963 ! <MDF> only EXPV T902 P TRANS NPT-1586M 2301964 ! <MMR> only EXPV EXPV U001 Digital Amp.
P953 or AC CORD AS-BS ( 1) 253425KAW ! <MMB> only PRINTED CIRCUIT BOARD PARTS LIST A-5VL NOTE: : Safety mark <MDC>: Canadian model <MMB> : Britain model L 1 3 9 4 2 2 9 6 5 1 3 <MDF>: Taiwan model...
Page 39
http://www.xiaoyu163.com 7/44 PAGE 3 7 6 3 1 5 1 5 0 C951 IS C DE1310E472M-KH 3300054 PS0270 C953 IS C MKP R46 224M 3800040S PS0270 C954 IS C MKP R46 224M 3800040S PS0270 PS0270 C955 IS C MKP R46 224M 3800040S C956 PLA C...
Page 40
L 1 3 9 4 2 2 9 6 5 1 3 T951 P TRANS NPT-1487P 2301724GR <MMR> PS0270 PRINTED CIRCUIT BOARD PARTS LIST A-5VL U002 Display circuit PC board BADIS-0268-1A 1B237568-1A <MDC><MDF> U002 Display circuit PC board BADIS-0268-1B 1B237568-1B <MMB>...
Page 53
http://www.xiaoyu163.com 21/44 PAGE 3 7 6 3 1 5 1 5 0 R327 CARBON R R16J-1K 417341024T DIS0268 R328 CARBON R R16J-1K 417341024T DIS0268 R329 CARBON R R16J-330K 417343344T DIS0268 DIS0268 R330 CARBON R R16J-330K 417343344T R331 CARBON R R16J-47K 417344734T DIS0268 R332...
Page 54
http://www.xiaoyu163.com 22/44 PAGE 3 7 6 3 1 5 1 5 0 R360 C-CARBON R RN72K1J-103JE 435031034R1 DIS0268 R363 CARBON R R16J-330 417343314T DIS0268 R364 CARBON R R16J-330 417343314T DIS0268 DIS0268 R365 CARBON R R16J-220K 417342244T R366 CARBON R R16J-220K 417342244T DIS0268 R367...
Page 55
http://www.xiaoyu163.com 23/44 PAGE 3 7 6 3 1 5 1 5 0 R407 CARBON R R16J-220K 417342244T DIS0268 R408 CARBON R R16J-220K 417342244T DIS0268 R409 CARBON R R16J-4.7K 417344724T DIS0268 DIS0268 R410 CARBON R R16J-4.7K 417344724T R411 CARBON R R16J-120 417341214T DIS0268 R412...
Page 56
http://www.xiaoyu163.com 24/44 PAGE 3 7 6 3 1 5 1 5 0 R441 C-CARBON R RN72K1J-000JE 435030004R1 DIS0268 R442 C-CARBON R RN72K1J-221JE 435032214R1 DIS0268 R447 METAL R RNU1/4WCF-100 4500336T DIS0268 DIS0268 R448 METAL R RNU1/4WCF-100 4500336T R449 C-CARBON R RN72K2E-221JE 435222214R1 DIS0268 R450...
Page 57
http://www.xiaoyu163.com 25/44 PAGE 3 7 6 3 1 5 1 5 0 R650 C-CARBON R RN72K1J-103JE 435031034R1 DIS0268 R651 C-CARBON R RN72K1J-103JE 435031034R1 DIS0268 R652 C-CARBON R RN72K1J-103JE 435031034R1 DIS0268 DIS0268 R653 C-CARBON R RN72K1J-562JE 435035624R1 R654 C-CARBON R RN72K1J-562JE 435035624R1 DIS0268 R665...
Page 58
http://www.xiaoyu163.com 26/44 PAGE 3 7 6 3 1 5 1 5 0 R728 C-CARBON R RN72K1J-470JE 435034704R1 DIS0268 R729 C-CARBON R RN72K1J-470JE 435034704R1 DIS0268 R730 C-CARBON R RN72K1J-222JE 435032224R1 DIS0268 DIS0268 R731 C-CARBON R RN72K1J-222JE 435032224R1 R734 C-CARBON R RN72K1J-473JE 435034734R1 DIS0268 R735...
Page 59
http://www.xiaoyu163.com 27/44 PAGE 3 7 6 3 1 5 1 5 0 R766 C-CARBON R RN72K1J-470JE 435034704R1 DIS0268 R767 C-CARBON R RN72K1J-473JE 435034734R1 DIS0268 R768 C-CARBON R RN72K1J-272JE 435032724R1 DIS0268 DIS0268 R769 C-CARBON R RN72K1J-000JE 435030004R1 R770 C-CARBON R RN72K1J-391JE 435033914R1 DIS0268 R771...
Page 60
http://www.xiaoyu163.com 28/44 PAGE 3 7 6 3 1 5 1 5 0 R804 C-CARBON R RN72K1J-104JE 435031044R1 DIS0268 R805 C-CARBON R RN72K1J-104JE 435031044R1 DIS0268 R806 C-CARBON R RN72K1J-332JE 435033324R1 DIS0268 DIS0268 R807 C-CARBON R RN72K1J-332JE 435033324R1 R808 C-CARBON R RN72K1J-332JE 435033324R1 DIS0268 R809...
Page 61
X701 CERA LOCK CR06000-TG-A0R 3010433T X701 or CERA LOCK CSTLS6M00G-56-A0 ( 1) 3010427T DIS0268 PRINTED CIRCUIT BOARD PARTS LIST A-5VL U001 Digital input circuit PC board BAAF-0249-1A 1B237549-1A All Destinations U011 Digital Amp. Circuit PC board BADG-0250-1A 1B237550-1A <MDC><MDF> U011 Digital Amp.
Page 62
http://www.xiaoyu163.com 30/44 PAGE 3 7 6 3 1 5 1 5 0 CIRCUIT NPART NAME DESCRIPTION Q'TY PART NO. REMARKS C202 UTSP C CE04W10V-100M(UTSP) 397531017T AF0249 C203 UTSP C CE04W10V-100M(UTSP) 397531017T AF0249 AF0249 C204 UTSP C CE04W10V-100M(UTSP) 397531017T C205 C-CERA C CK725F1E-104Z1 332161040R1 AF0249...
Page 63
http://www.xiaoyu163.com 31/44 PAGE 3 7 6 3 1 5 1 5 0 C235 MKT C B32529C0102J289 376491024T AF0249 C236 MKT C B32529C0102J289 376491024T AF0249 C237 C-CERA C CC725CH1H-220J1 342102204R1 AF0249 AF0249 C238 C-CERA C CC725CH1H-220J1 342102204R1 C239 MKT C B32529C0682J289 376496824T AF0249 C240...
Page 64
http://www.xiaoyu163.com 32/44 PAGE 3 7 6 3 1 5 1 5 0 C504 UTSJ C CE04W50V-22M(UTSJ) 398082207T AF0249 C505 C-FILM C ECHU50V-821J 373028214R2 AF0249 C506 C-FILM C ECHU50V-821J 373028214R2 AF0249 AF0249 C507 UTSP C CE04W50V 47M(UTSP) 397584707T C508 UTSP C CE04W50V 47M(UTSP) 397584707T AF0249...
Page 65
http://www.xiaoyu163.com 33/44 PAGE 3 7 6 3 1 5 1 5 0 C601 UTSP C CE04W25V-220M(UTSP) 397552217T AF0249 C602 UTSP C CE04W25V-220M(UTSP) 397552217T AF0249 C603 C-CERA C CK725R2J-471J3 332194714R1 AF0249 AF0249 C604 C-CERA C CK725R2J-471J3 332194714R1 C605 C-CERA C CK725R2J-471J3 332194714R1 AF0249 C606...