PanasonicメーカーSA-AK48の使用説明書/サービス説明書
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● AMPLIFIER SECTION PMPO 3000W RMS power output THD 10%, both channels driven (HIGH ) 40W per channel (6 Ω ) (MID) 40W per channel (6 Ω ) (LOW ) 120W per channel (6 Ω ) (TOTAL) 200W per channel (6 Ω ) Input sensitivity AUX 250mA MIC 0.7mV Input inpedance AUX 13.
D/A converter MAS H (1 bit DAC) ● GENERAL Power supply : AC110V/127V/22 0V/ 230-240V, 50/5 0Hz Power consumpti on 220W Power consumpti on in standby mode Eco mode on 0.8W Eco mode off 14W Dimension s (WxHxD) 270x331x338mm 1 Accessorie s 3 2 Before Repair 3 3 Protection Circuitry 3 4 Handling Precaution s for Traverse Deck 4 4.
1. Turn off the power supply . Using a 10 Ω , 10 W resistor, connec t both ends of power supply capaci tors (C571 - 574, 558) in order to discharge the voltage .
The laser diodes in the traverse deck (optica l pickup) may break down due to potential difference caused by static electricity of clothes or human body. So, be carefu l of electrostatic breakdown during repair of the traverse deck (optical pickup ). 4.
5 Precautio n of Laser Diode 5 SA-AK48.
6 Location of Controls 6 SA-AK48.
7 Location of Controls for Remote Control Transmitter 7 SA-AK48.
• T his sectio n descri bes proced ures for check ing the operation of the major printed circuit boards and replac ing the main compo nents. • F or reasse mbly after operat ion checks or replac ement, revers e the respec tive proced ures. Specia l reasse mbly proced ures are described only when required.
• Check the main P.C.B. as shown below. 8.2. Disassembly for the CD changer ass’y (The CD change r unit can be removed until the tray base ornament would removed.) 8.2.1. Disass embly for the disc tray orname nt • F ollow the (Step 1) - (Step 3) of item 8.
8.2.2. Disass embly for the CD change r unit • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.
8.3. Checking for the unit operational condition (Place the unit horizon tally when loading the CD change r unit.) 8.3.1. Initial setting of CD unit • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.
8.3.2. Checki ng for the CD servo P.C.B. • T he initial setting of CD unit must be comple ted. (Refer to the initial setting of C D unit in item 8.3.1.) • Check the CD servo P.C.B. as shown below. 8.3.3. Checki ng for the FL P.C.B. and cassett e mechan ism control P.
8.3.4. Checki ng for the power supply P.C.B. • T he initial setting of CD unit must be comple ted. (Refer to the initial setting of C D unit in item 8.3.1.) • Check the power supply P.C.B. as shown below. 8.4. Replacement for the traverse deck ass’y • F ollow the (Step 1) - (Step 3) of item 8.
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8.5. Replacement for the disc tray • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.
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8.6. Disassembly and reassembly for mechanism base drive unit • F ollow the (Step 1) - (Step 11) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.2.1. • F ollow the disass embly instruc tion for the CD change r unit of item 8.
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8.7. Replacement for the motor ass’y • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.2.1. • F ollow the disass embly instruc tion for the CD change r unit of item 8.2.
8.8. Replacement for the pinch roller ass’y and head block • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.2.1. • F ollow the disass embly instruc tion for the CD change r unit of item 8.
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8.9. Replacement for the CD motor ass’y, capstan belt A, capstan belt B and winding belt • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.2.1. • F ollow the disass embly instruc tion for the CD change r unit of item 8.
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8.10. Replacement for the components parts on the mechanism P.C.B. • F ollow the (Step 1) - (Step 3) of item 8.1. • F ollow the disass embly instruction f or the disc tray ornament of item 8.2.1. • F ollow the disass embly instruc tion for the CD change r unit of item 8.
8.12. Measure for tape trouble • F ollow the (Step 1) - (Step 3) of item 8.1. 30 SA-AK48.
9 Checking Procedure for Self-opera tion of Cassette Mechanis m Ass’y • This proced ure descri bes simple methods indepe ndent of mecha nism contro ller or govern or circuit. 9.1. Operation Check Providing with Cassette Tape 1. Push up the EJECT lever with rubber band.
● Self- Diagnostic display This unit is equipp ed with a self-dia gnostic display functio n which, if a proble m occurs , will display an error code correspondin g to the proble m.
11 Descriptio n of Error Code 11.1. Error Detection for Cassette Mechanism block No. Error Error Display Problem Condition 1 MODE S W detection error H01 Faulty operation o f cassette mechanism . Faulty contact or short-circuit of mechanism mode switch (S951, S971) 2 REC INH S W detection error H02 Recording not possible.
This CD test mode is provide d to check CD unit withou t connec ting to change r loading mechanism. This mode shall operat e C D PLAY with CD unit being connec ted only and CD Autom atic Alignm ent result is shown on FL display .
13.1. Tuner Section 13.1.1. Measur ing Instruments and Specia l Tools • AM signal genera tor (AM-SG) • EVM-AC (AC Electro nic voltmeter) • EVM-DC (DC Electro nic voltmeter) • Oscilosc ope • .
13.2.1. Measur ing Instruments and Specia l Tools • Digital frequency counte r • EVM-AC (AC Electro nic voltmeter) • T est tape QZZCFM : Head azimut h adjustm ent QZZCWAT : Tape speed adjustment QZZCR A : Norma l referen ce blank tape QZZCR X : CrO2 tape 13.
13.2.4. Bias OSC Freque ncy Adjustm ent (Deck 2) 1. Set the unit to “AUX” position. 2. Insert the Norma l blank tape (QZZC RA) into DECK 2 and set the unit to “REC” mode (use “ REC/S TOP” key). 3. Adjust L1201 so that the output fregue ncy is within the standa rd value.
14 Illustration of ICs, Transistor s and Diodes AN8839NSBE2 BU2090AF-E2 LA1833NMNTLM LC72131MDTRM M51167AFP-TB M62456FPE1 M62457FPE1 28PIN 16PIN 24PIN 20PIN 36PIN 24PIN 16PIN MN662790RSC M5218AP BA7755A M62433AFP No.1 1 . . . . . . . . . . . . . . . .
15.1. Schematic Diagram Notes • T his schem atic diagram may be modified at any time with the develo pment of new techno logy. Notes: • S1 : Tray position 1 detect switch in OFF position • S2 : .
15.2. Schematic Diagram 8 7 6 5 1 2 3 4 NBOUT GND NAOUT VREF GND Vcc BIN AIN M M 14 15 16 17 18 19 20 13 12 11 10 9 8 7 21 22 23 24 25 26 6 5 4 3 2 1 NC RSTIN IN3 IN4 VREF Vcc NC GND PVcc2 PGND2 NC D4.
61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30.
S G D S G D S G D 4.7K 1 2 3 4 5 Rc h Lc h PLA YBACK HEAD DECK1 1 5 3 4 2 Rc h Lc h R/P HEAD ERASE HEAD DECK2 1 5 3 4 2 CS1 101 CS1 102 TP2 TP1 R1 103 15K C1 101 1000P R1 183 100K TP6 C1 193 1000P C1 103 680P C1 104 0.022 R1 101 330K R1 102 100K TP3 R1 182 1 IC1 102 BA7755A R/P SELECT V CC GND C1 183 0.
14 32 33 34 35 36 29 28 30 31 27 26 25 24 23 22 47K 7 9 8 6 5 4 21 10 11 12 13 15 16 18 19 47K 10K 10K 1 MOTOR M 1 3 2 20 Q1107 DTC144TKA146 P .B EQ/REC EQ (CrO 2 /H.SPEED) R1 131 68K C1 146 16V10 R1 146 10K C1 135 1000P C1 139 50V2.2 C1 131 820P C1 129 820P R1 125 1K R1 123 10K R1 121 33K C1 133 50V4.
SOLENOID D971 MA165T A IC971 0N2180RLC PHOTO INTERRUPTER 3 1 2 4 R972 820 1 2 3 4 5 6 7 4.7K 50K 25K 4.7K 4.7K 4.7K 50K 50K 50K 50K 25K 25K S975 (F .REC.
9 10 11 12 13 14 15 16 8 7 6 5 4 3 2 1 BP2 IH REC 2M 1M 2PL 1PL Vcc GND D ATA CLK T APE HI SP DOLBY BP1 DMT IC1105 BU2090AF-E2 SYSTEM CONTROL AB 2 1 3 4 5 6 7 8 9 10 H1 100 Lch IN Rch IN M.GND A.GND +B(5) MO.GND D.GND +B(3) Lch OUT Rch OUT 7 8 6 5 4 3 2 1 CN1201 MKDA TA MKCLK VREF(+) +B(6) ADIN6 ADIN7 TPS D.
E A Ca A AM ANT AM OSC Z101 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 XI N CE DI CL DO AM LW SDC STRQ FM IF IN MONO AM IN FM IN V DD PD AI N A OUT Vss X OUT L102 0.39 H R1 10 1K C107 0.047 R1 12 100K C108 8P C136 1000P A B C D R 111 390 R128 82 R129 27K C124 100P C1 12 0.
C 13 2 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 FM IF IN AM MIX OUT REG AM IF IN GND SD ST FM DET Vcc STRQ FM/AM MONO OSC OUT OSC AFC AM RF IN AGC AM OUT DET OUT PILOT IN MPX IN PILOT OUT Rch Lch Z102 1 2 3 4 6 1 2 3 BA DF C E R127 470 C122 50V1 R122 2.
G F H R358 47K R213 27K R413 27K 1 2 4 3 A C Ca E S5 (BOTTOM) D1 GP1S94 (POSITION SENSOR) 1 2 4 3 BOTTOM SW CIRCUIT 1 2 3 1 2 3 S4 (CLAMP) W1 W2 A B C D CLAMP SW CIRCUIT MOTOR CIRCUIT 1 20 18 19 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 CN303 A.GND D.GND +B(2) TX +B(1) P .
C315 150P 1 18 19 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 SPEANA CHG PLGR VREF+ DC DET PLL CK PLL DA PLL CE CHG HALF CHG CCW CHG CW ST .D0 SER4 SW1 L VL2 GND -VP HP .GND HP .Rch +B +B(6) 26 24 25 23 22 21 20 HP .Lch HP .SW SW2 CN302 PORT 2 C217 0.033 M G D B A C H N C419 50V0.
1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 22K 10K 22K 15K 27K 3.3K 3.9K 1.8K 22K 22K IC301 M62456FPE1 BTL BASS BOOST 2 1 3 4 5 6 7 8 9 10 11 P .GND GND +B(4) -B(1) F AN1 +B(2) +B(6) -VP LED9V +B(5) CN301 F AN2 +B(1) CN300 2 1 3 4 5 6 7 8 9 10 11 GND1 +B(3) H.
S618 (EQ ) J OPERA TION (2) CIRCUIT 3 2 1 1 8 3 6 5 4 2 1 8 3 6 5 4 2 2 1 3 4 5 6 7 4 5 3 6 2 7 1 7 7 8 8 9 7 10 6 11 5 12 4 13 3 2 1 14 15 16 R606 68K R609 22K R613 10K R617 6.8K S607 ( CD5) S610 (CD5) S613 ( CD4) S617 (CD4) S604 (CD MANAGER) R631 4.
1 3 2 4 5 6 8 9 10 11 12 13 14 15 16 17 18 CP606 REST SW /RST S TAT SQCK BLKCK SPEED MLD M D ATA MCLK P .GND +B(1) TX LD SW D.GND +B(2) Rch IN A.GND Lch IN SUBQ 7 19 1 3 2 4 5 6 H600 +B(6) SER2 SER5 T.
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11 20 12 13 14 15 16 17 18 19 2 1 3 4 5 6 7 8 9 10 CD Lch A.GND CD Rch D.GND +B(2) P .GND +B(4) MIC M.GND CHG AD1 CP605 TX +B(1) SD SER3 /CD MUTEA P .CONT L VL1 CHG AD2 SER5 11 12 13 14 15 16 17 18 19 2 1 3 4 5 6 7 8 9 10 +B SPEANA SW5V CHG PLGR VREF+ PLL DA PLL CE CHG HALF CHG CCW CHG CW CP604 DC DET PLL CK ST .
R552 2.2 R553 2.2 T o MAIN (DSC) CIRCUIT(CN300) on SCHEMA TIC DIAGRAM-1 1 IC500 RSN31 1W64A-P POWER AMP(HIGH,MID,LOW) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 19 20 21 22 23 24 25 26 16 17 POWER AMP CIRCUIT L SCHEMA TIC DIAGRAM-16 12 2 1 3 4 5 6 7 8 9 A B C D E F Q503,505 KTC3199GRT A OVER LOAD DET .
LOW HIGHT MID Lch LOW HIGHT MID Rch SPEAKERS (6 ) SCHEMA TIC DIAGRAM-17 13 2 1 3 4 5 6 7 8 9 10 11 IC501 STK470-040 REGULA TOR H501 RL501 C584 0.022 D523 MTZJ12BT A C552 0.01 R599 4.7K C553 35V100 JK502 JK501 C544 0.01 12 1 2 5 6 4 3 C540 0.1 R575 47 R576 47 C558 25V2200 C512 100V10 D504 MTZJ30BT A C516 0.
T501 Q977 2SC3940AQST A POWER SUPPL Y 6 2 1 3 4 5 1 2 3 4 5 6 7 8 S501 (VOL T ADJ) POWER TRANSFORMER CIRCUIT M SYNC FL1 FL2 SYS6V ECONO GND To FL CIRCUIT (H601) on SCHEMA TIC DIAGRAM - 15 K B A A B 3 1 2 4 W6 W8 W10 W7 W5 W9 F2 T1.
16 Printed Circuit Board Diagram A B C DE F 1 2 3 4 5 6 7 8 CD SER V O P .C.B . A 18 16 14 12 10 8 6 4 2 19 17 15 13 11 9 7 5 3 1 CN702 IC702 1 5 10 15 20 21 25 30 35 40 41 45 50 55 60 61 65 70 75 80 .
A B C DE F 1 2 3 4 5 6 7 8 MECHANISM CONTROL P .C .B. B R1180 R1179 R1181 J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J .
A B C DE F 1 2 3 4 5 6 7 8 J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J C120 C139 C114 C127 C129 C142 C121 C122 C130 C141 C115 C123 C119 J J J J J J J J J .
G H I JK L C1A C2A C5 C10 C11 C8 C6 C9 C4 C3 C7 R1A R3 R5 J R6 R9 R8 R7 J R11 R10 R4 J R2 J A D1A Ca A A D2A Ca A A D3 Ca A G S D Q1A L1 L2 BCE Q2 BCE Q4 BCE Q3 * L10 * L11 * L12 (REP1998B) FM FRONT END P .
A B C DE F 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 11 12 13 CP604 14 15 16 17 18 19 20 21 22 23 24 25 26 IC600 1 5 10 15 20 25 30 31 35 40 45 50 51 55 60 65 70 75 80 81 85 90 95 100 FL600 1 2 3 5 6 7 8 9.
G H I JK L 4 55 3 J R928 R927 R663 R662 R973 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 13 CP606 14 15 16 17 18 19 J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J.
A B C DE F 1 2 3 4 5 6 7 8 J R952 J D951 R953 1 2 3 4 IC951 1 CS951 23 4 5678 9 S953 S952 S951 SOLENOID J J 7 6 5 4 3 2 1 Z971 4 1 32 IC971 D971 S974 S973 SOLENOID S972 S971 1234 5 6 789 CS971 R972 J S975 R973 MECHANSIM P .C .B . (DECK1) D MECHANSIM P .
A B C DE F 1 2 3 4 5 6 7 8 H603 1234 5678 R660 R654 R656 R653 R649 R644 R655 R657 R638 R659 R631 R617 R613 R661 R609 R606 J S604 (CD MANAGER) S636 (CD1) D611 (CD1) S635 ( ) S633 (CD2) D612 (CD2) S630 ( ) S627 (CD3) S617 (CD4) S610 (CD5) D613 (CD3) D614 (CD4) D615 (CD5) S623 ( ) S613 ( ) S607 ( ) OPERA TION ( 1 ) P.
A B C DE F 1 2 3 4 5 6 7 8 H501 1 2 3 4 5 6 7 8 9 10 11 12 13 IC501 1 IC500 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 E500 CP501 1.
A B C DE F 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 IC1 14 12 10 8 6 4 2 13 11 9 7 5 3 1 CN1 1 2 3 4 W1 1 2 3 W2 Q1 E C B D2 J J J J C1 C2 S1 S2 RM1 (LOADING MO TOR) S3 R1 MO T OR P .
A B C DE F 1 2 3 4 5 6 7 8 M PO WER TRANSFORMER P .C .B. R979 W1A W5 W7 W10 W9 W8 W6 W500 1 2 3 13 12 11 10 9 8 7 6 5 4 3 2 1 CN501 4 3 2 1 RL502 R984 R986 R978 R980 R982 R981 R983 R976 R977 J J R985 .
17 Block Diagram 27 4 5 28 CD OPTICAL PICKUP Q701 6 7 Vref. Vref. Ac h VCBA Bc h 1 Vref. Vref. Ec h VCBA Fc h F 2 Vref. Vref. 23 16 A B E +B2 AN8839NSBE2 IC701 SER VO AMP Vref. Vref. +B8 Vref. 13 Vref. AN8739SBE2 IC703 FOCUS COIL / TRACKING COIL / TRA VERSE MO TOR / SPINDLE MO T OR DRIVE Vref.
1 BIT DAC PWM LOGIC 76 RSEL 44 ARF 46 DRF 47 41 52 PLLF 48 EFM 53 PCK 14 SQCK 80 SSEL 73 9 MLD 68 MSEL 75 OUTR PWM (R) OUTL PWM (L) MLD MN662790RSC IC702 SER VO PROCESSOR / DIGIT AL SIGNAL PROCESSOR D.
19 20 21 22 23 AM MIX 12 FM IF 2 3 REG 4 13 AGC 6 8 11 10 AM RF AMP AM IF 24 1 AM OSC BUFF . ALC X102 (10.6MHz) 18 7 8 6 4 3 5 FM ANT 1 (FM FRONT END) RF AMP FM MIXER LOCAL OSC 9 Vcc +B(FM) CF201 CF202 Q101 FM IF AMP +B4 Z102 AM IFT 1 20 X103 (7.
7 BP1 T APE ERASE HEAD [D E C K2] R/P HEAD (L ch) [D E C K2] 4 [ DECK2 ] S973 (A TS/CrO2) Q1107 (Q1108) L1201 Q1179 Q1173~1176 Q1103 (Q1104) 5 [ DECK1 ] S953 (A TS/CrO2) REC EQ (CrO2/H.
SD 21 SD 3 M38199MF227 IC600 SYSTEM CONTROL / FL DRIVE DECK1 DECK1 DECK2 DECK2 2 Rc h 10 1 1 A B C 15 PMOUT V CC 9 +B6 14,16 GND 1/2 ENB 13 D633 8 ANF 12 13 M62457FPE1 IC603 SPE. ANAL YZER AMP SPE 48 SPC SPB SP A D634 D635 47 46 11 1 SER3 CRT/ SER4 M62433AFP IC303 DIGIT AL SOUND CONTROLLER B MUTING MUTING CONT .
Z602 (REMOTE SENSOR) 31 RMT V SS 40 AV SS 99 M5218AP IC302 24 1 Rc h 14 NF CR NETWORK 18 23 19 22 21 13 7 14 13 8 17 10 9 11 12 4 3 2 6 M62456FPE1 IC301 BTL BASS BOOST +B4 5 -B1 20 +B4 -B1 BUFFER AMP .
Rc h HEADPHONES 16 21 GND 10 4 7 5 (8) 11 (12) 1 (2) 6 3 20 15 19 (18) 26 (25) 23 (22) 24 RSN311W64A-P IC500 POWER AMP +B7 D519 -B2 D517 -B3 Q503,505 9 +B8 13 14 LOW HIGH MID SPEAKERS (6 ) D515 Q500,507, 520,521 MOTO R DRIVE M FAN M OTO R Q502,508 Q510 AC I N H.
POWER TRANSFORMER T501 F1 RL501 FL1 FL2 FL DISPLA Y (FL600) RL502 POWER TRANSFORMER Z501 T502 Q977,D982 D978 D643 SYS6V 17 15, 16 11 9 14 13 31 2 2 1 Q501, D504,514,516 -VP PCONT D513 D979~981, 985,98.
18 Troublesh ooting Guide SA-AK48 77.
SA-AK48 78.
19 Wiring Connection Diagram 1 15 2 16 CN701 M702 (SPINDLE MOT OR) M701 (TRA VERSE MOT OR) A CD SER V O P .C.B . . . . . . . . . . . . . 19 . . . . . . . . 1 18 . . . . . . . 2 CN702 F CLAMP SW P .C.B . H MO TOR P .C.B . G BO TTOM SW P .C.B . N A C IN P.
AM ANT AU X FM ANT L PO WER AMP P .C.B . E MAIN P .C.B . K FL P .C.B . J OPERA TION ( 2 ) P. C . B . 1 . . . . . . . . . . 12 CP500 1 . . . . . . . . . . 12 CN301 1 . . . . . . . . . . 12 CP501 1 . . . . . . . . . . 12 CN300 13 . . . . . . . . . . . 1 13 .
20.1. IC600 (M38199MF227): System Control and FL Driver Pin No. Terminal Name I/O Function 1 CRT/SER4 I CRT timer 2 TPS I TPS signal input 3 DECK1 I Deck1 mechanism condition input 4 DECK2 I Deck2 mec.
Pin No. Terminal Name I/O Function 5 DV SS 1 - GND terminal 6 TX O Digital audio interface signal output 7 MCLK I Command clock signal input 8 MDATA I Command data signal input 9 MLD I Command load si.
Notes: • • Important safety notice : Compo nent identifi ed mark have specia l characteristic s import ant safety. Furthermore, specia l parts which have purposes of fire- retardant (resisto rs), hight-q uality sound (capac itors), low-noise (resisto rs), etc.
Ref. No. Part No. Part Name & Description Psc. Remarks TRAVERSE DECK 301 RML0517 TIMING LEVER 1 [M] 302 RML0516 PLUNGER LEVER 1 [M] 303 RMB0551 UPPER SPINDLE SPRING 1 [M] 304 RMQ0744 LOWER HOOK 1 .
Ref. No. Part No. Part Name & Description Psc. Remarks Q901 RVTDTC143EST TRANSISTOR 1 [M] Q902 RVTDTC143EST TRANSISTOR 1 [M] Q903 RVTDTC143EST TRANSISTOR 1 [M] Q975 2SC1740SSTA TRANSISTOR 1 [M] Q9.
Ref. No. Part No. Part Name & Description Psc. Remarks S602 EVQ21405R SW AUX 1 [M] S603 EVQ21405R SW DECK 1 OPEN 1 [M] S604 EVQ21405R SW CD MANAGER 1 [M] S605 EVQ21405R SW TUNER 1 [M] S606 EVQ2140.
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Ref. No. Part No. Part Name & Description Psc. Remarks R226 ERJ6GEYJ101V 100 1/10W 1 [M] R230 ERJ6GEYJ473V 47K 1/10W 1 [M] R231 ERJ6GEYJ183V 18K 1/10W 1 [M] R232 ERJ6GEYJ392V 3.9K 1/10W 1 [M] R233 ERJ6GEYJ224V 220K 1/10W 1 [M] R234 ERJ6GEYJ222V 2.
Ref. No. Part No. Part Name & Description Psc. Remarks R560 ERDS2TJ124T 120K 1/4W 1 [M] R561 ERDS2TJ103T 10K 1/4W 1 [M] R562 ERDS2TJ104T 100K 1/4W 1 [M] R563 ERDS2TJ103T 10K 1/4W 1 [M] R564 ERDS2T.
Ref. No. Part No. Part Name & Description Psc. Remarks R708 ERJ6GEYJ223A 22K 1/10W 1 [M] R709 ERJ6GEYJ683A 68K 1/10W 1 [M] R710 ERJ6GEYJ102V 1K 1/10W 1 [M] R711 ERJ6GEYJ823A 82K 1/10W 1 [M] R712 E.
Ref. No. Part No. Part Name & Description Psc. Remarks R1153 ERJ6GEYJ122A 1.2K 1/10W 1 [M] R1154 ERJ6GEYJ122A 1.2K 1/10W 1 [M] R1155 ERJ6GEYJ221A 220 1/10W 1 [M] R1156 ERJ6GEYJ221A 220 1/10W 1 [M] R1158 ERJ6GEYJ221A 220 1/10W 1 [M] R1161 ERJ8GEYJ472A 4.
Ref. No. Part No. Part Name & Description Psc. Remarks C306 ECEA1HKA0R1B 0.1 50V 1 [M] C307 ECUZ1H102KBN 1000P 50V 1 [M] C308 ECUZ1E473ZFN 0.047 25V 1 [M] C312 ECUZ1E104ZFN 0.
Ref. No. Part No. Part Name & Description Psc. Remarks C613 ECBT1H681KB5 680P 50V 1 [M] C614 ECBT1H681KB5 680P 50V 1 [M] C615 ECBT1H101KB5 100P 50V 1 [M] C616 ECBT1H101KB5 100P 50V 1 [M] C617 ECBT1H101KB5 100P 50V 1 [M] C618 ECBT1H101KB5 100P 50V 1 [M] C619 ECBT1E104ZF5 0.
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22 Cabinet Parts Location 95 SA-AK48.
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23 Mechanis m Parts Location 97 SA-AK48.
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24 CD Mechanis m Parts Location 99 SA-AK48.
25 Packaging 100 SA-AK48.
Type 4 way speaker system Speaker(s) Super Woofer 17cm cone type Woofer 12cm cone type Tweeter 6cm ring shaped dome type Super Tweeter Piezo type Impedance HIGH 6 Ω MID 6 Ω LOW 6 Ω Input power HIGH 60W ( Music) MID 60W ( Music) © 2000 Matsushita Electronics (S) Pte.
1 Connectio n of the Speaker Cables • Be sure to connec t speake r cables before connec ting the AC power supply cord. • T he load impeda nce of any speake r used with this unit must be 6 Ω . • Be sure to connec t the cable from the right speaker to the roght terminal and the cable from the left speake r to the left terminal.
4 Replace m en t Part s List Note s : • Import a n t safet y notic e : Comp o nents identif i ed b y mark have speci a l chara c teristi c s impor t an t fo r safety. Furth e rmore , speci a l part s whic h hav e purpo s e s of fireret a rdan t (resist o rs) , high-q u alit y soun d (capa c itors) , low nois e (resist o rs) , et c ar e used.
Ref. No. Part No. Part Name & Description Remarks 19 XTB3+10G SCREW (EXTEND PORT) [M] 20 RGK0985B-H ORNAMENT CAP [M] 21 RKA0072-KJ LEG [M] 22 RGQ0260-S PANEL SPACER [M] 23 RYQ0297-H ORNAMENT ASS.
デバイスPanasonic SA-AK48の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Panasonic SA-AK48をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはPanasonic SA-AK48の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Panasonic SA-AK48の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Panasonic SA-AK48で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Panasonic SA-AK48を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はPanasonic SA-AK48の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Panasonic SA-AK48に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちPanasonic SA-AK48デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
