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1、 Reference Series 310a 311a 1 CHANNEL POWER AMPLIFIER SERVICE MANUAL Infinity Systems, Inc. 250 Crossways Park Dr. Woodbury, New York 11797 Rev2aa10/2005 RadioFans.CN 收音机爱 好者资料库 - CONTENTS - SPECIFICATIONS .1 FEATURES/TEST CONDITIONS.2 CONTROLS/CONNECTIONS.3 INSTALLATION.5 BASIC TROUBLESHOOTING.7 TY
2、PICAL SYSTEM WIRING.8 EXPLODED VIEW/PARTS LIST.9 MECHANICAL PARTS LIST.10 AMPLIFIER BLOCK DIAGRAM11 P.C.B. DRAWINGS.12 ELECTRICAL PARTS LIST . 15 REF 311a ELECTRICAL PARTS LIST ADDENDUM.18 IC/TRANSISTOR PINOUTS.19 REF 310a SCHEMATICS.22 REF 311a SCHEMATICS.24 PACKING.26 Reference 310a/311a Specifica
3、tions Output Power: 116W RMS x 1 channels 4 ohms; 1% THD + N (14.4V supply) 312W RMS x 1 channels 4 ohms; 1% THD + N Signal-to-noise ratio: 81dBA (reference 1W into 4 ohms) Dynamic power: 347W 2 ohms Effective damping factor: 6.398 4 ohms Frequency response: 17Hz 302Hz (3dB) Maximum input signal: 6.
4、0V Maximum sensitivity: Reference 310a - 250mV Reference 311a - 75mV DC Offset G/BOX, C/BOX2 LAB-SR-0066ASERIAL NO STICKERWHITE/BLACKPANEL, H/SINK2 LAB-00-0426AE-MARK STICKERWHITE/BLACK1 CAR-00-0061AQUICK START GUIDEART PAPER1 10 Reference 310a/311a Mechanical Parts List Power Amplifier Power Amplif
5、ier Ref 310a/311a BLOCK DIAGRAM 11 Reference 310a/311a J05 7.5m/m R220 15K TER02 TM0009-01 C15847P C62 3300/63VHC/DL D11 1SS133 C154473P U106 NJM2068LD CLIP LWL0640-2P R108 4.7KF R227 1.5K R229 1.8K L01 CL-500 J106 17.5m/m J65 20m/m R230 200K J71 15m/m R228 100K C227 474(M) 2NDPOWER LWL0640-03P R151
6、0 C228 184(M) R166 560 J113 6m/m J112 6m/m FH01 WF-9402 J10 10m/m C210 47/16V R240 10KF R241 10KF R243 1K R242 1K C241 22P R244 100K C141 22P R143 1K R142 1K R141 10KF R140 10KF U102 NJM2068LD R149 100K R44 47 R193 0.1/3W J1617.5m/m J5810m/m R2568K R92 1K Q90 C3198GR J251 25m/m R101 22KF J50 19m/m R
7、103 47KF U101 NJM2068LD C243 4.7/50V C103 22/16V C143 4.7/50V R144 100K J296m/m RCA101 DJB-554A C102 22/16V J73 20m/m R106 47KF C108 470P D02 IN4004 R53 47 R105 47KF R208 4.7KF C105 22P J306m/m J2317.5m/m J316m/m C106 22P C01 X VR101 20KB R198 680/2W C104 10P C31 105(M)TL R201 22KF C202 22/16V C203
8、22/16V R205 47KF J4425m/m R203 47KF J4725m/m R206 47KF R202 47KF C206 22P J85 6m/m C205 22P C204 10P R102 47KF R54 47 C04 2200/25VWL C03104P C201 102P C101 102P R195 0.1/3W VR102 50KC R210 820F TER01 TM0006-01 U103 NJM2068LD R215 30K J4625m/m R60 10.5KF MOD01 623PCB4-B R213 10KF R214 510F R184 0.1/3
9、W R218 10K R216 15K J330 7.5m/m U105 NJM13600 R217 510 J35 12.5m/m C219 4.7/50V R219 10K C220 1/50V C67 47/50V R221 150K R222 150 Q219 C3198GR VR104 A2K+A200K J07 7.5m/m Q181 TIP35C Q180 TIP35C D01 1N5404 R211 10KF C08 222(M) J303 6m/m R62 4.7KF Q198 C3198GR J4525m/m Q199 C3198GR R911 220/2W C16 47/
10、25V Q23 A1266GR R207 9.4KF D04 1SS133 R212 2KF Q33 A1266GR Q01 A1023Y Q21 C3198BL Q12 A1266GR D03 1SS133 R51 220/0.5W Q11 A1266GR Q02 C3198GR Q22 A1268GR D54 FR154 J2517.5m/m R43 47 J2417.5m/m R42 1K R2224K R1310K TH01 FTD5-350 J22 17.5m/m R194 0.1/3W R2124K R183 0.1/3W J56 10m/m Q43 FQP50N06 C32 10
11、5(M)TL C53 473P Q54 FQP50N06 J19 17.5m/m C63 473P Q182 TIP35C J51 19m/m C51 470/63V R32 22K Q53 FQP50N06 R11 4.7K R01 4.7K C22104P R3515K R1410K C21 102(M) R3333K C923 330/16V J89 20m/m J6615m/m R199 56K J13 10m/m R3415K R12 3.9K J70 15m/m R63 430K J61 20m/m C13 100/16V C12 100/16V R16 910 J6815m/m
12、R058.2K R6110K C33 473P J52 19m/m C199 100/16V J69 15m/m R0456K D41 YG225D2 J10717.5m/m C15 10/25V R02 4.7K R41 220/0.5W C14 47/16V R31 1K J86 5m/m J4825m/m D42 YG225D2 J120 6m/m J91 6m/m J87 6m/m J41 20m/m R174 100/0.5W J4325m/m C11 100/16V C60104P R921 220/2W L196 CL-200C J1717.5m/m J5425m/m J5325
13、m/m R196 4.7/0.5W SCREW J18 17.5m/m R18715K R180 10 R9047K J95 22m/m J2815m/m R17510/0.5W J39 20m/m Q151 J108 D51 FR154 D53 FR154 L03 CL-300 C197 104(M) R197 4.7/0.5W R152 22KF D152 1SS133 WIRE W01 X D52 FR154 R150 5.6KF C150 2.2/50V Q191 TIP36C R153 1K C57 47/50V R164 100/0.5W Q190 TIP36C J93 6m/m
14、D1601SS133 C160100P J4925m/m Q156 C3200GR D187 1SS133 Q155 A1268GR J92 6m/m L02 CL-500 J3712.5m/m Q153 C3200GR Q154 A1268GR R209 100 J06 7.5m/m D161 1SS133 R156 680 Q171 C1027Y R17122KF J12 10m/m Q175 A1023Y Q174 A1023Y R172 120 Q173 A1023Y Q165 C1027Y J74 20m/m J79 15m/m J4225m/m Q164 C1027Y Q163 C
15、1027Y C156473P D1511SS133 J94 15m/m J11 10m/m R173 820 R168560 J55 20m/m J96 22m/m C913 330/16V J3812.5m/m J326m/m R165 10/0.5W C163 1/50V J5910m/m D911 1N4744 J57 10m/m C37 102P D921 1N4744 R163 1.5K 7 6 3 2 1 4 8 5 T01 37PHI C921 330/16V C187100P Q187 C3200GR R161 1.5K Q161 A1268GR Q162 A1268GR J7
16、720m/m R160 22K C151 2.2/50V C165270P C155 100/63V C175 270P 3RD. R15110K R157 910F R158 39KF R9122K R162 47 R167 560 C61 470/63v J102 6m/m J104 22m/m Q44 FQP50N06 R182 10 Q172 C3200GR C157 100/63V J101 22m/m J108 17.5m/m R181 10 Q152 C3200GR R190 10 R186 1.5K J40 20m/m R192 10 J10320m/m C153102P C1
17、52 68P R191 10 C211 102P J100 6m/m VR103 B500 R169 100K J34 12.5m/m J97 22m/m C212 47/16V C06 10/16V C922 104P C912 104P J84 10m/m J83 10m/m J8210m/m 1STPOWER LWL0640-03P D169 1SS133 J33 25m/m D81 1SS133 D80 1SS133 J109 6m/m C82 22P R80 220K R81 10K C83 10/50V Q82 J108 J26 6m/m J27 15m/m J7525m/m J7
18、2 20m/m J105 22m/m R45 47 J90 10m/m J110 6m/m R107 9.4KF J88 10m/m J2017.5m/m J111 6m/m J2117.5m/m J25210m/m C226 683(M) C225 823(M) Q45 FQP50N06 R225 5.6K R55 47 Q55 FQP50N06 J1417.5m/m J1517.5m/m C05 2200/25VWL R226 5.6K J3612.5m/m R224 10K C223 47/16V R52 1K BJ01 55m/m BJ0225m/m R223 X J08 7.5m/m
19、 J250 12.5m/m U104 NJM2068LD J01 7.5m/m J76 6m/m R250 15K J02 7.5m/m C911 330/16V J03 7.5m/m J04 7.5m/m C159 100/16V 3RD C52 3300/63VHC/DL SCREW R185 0.1/3W U01 TL494CN J304 6m/m Q192 TIP36C J6010m/m J09 10m/m R30 100/2W J7825m/m J305 6m/m J300 6m/m J301 6m/m J302 6m/m J308 7.5m/m J307 7.5m/m J306 7
20、.5m/m C182 220P C181 220P C180 220P WIRE W03 60m/m WIREW04 100m/m C36 105(M)TL R03 10/0.5W C35 104(M)WIRE W02 60m/m C801 473P 5(0.7x9):17(0.7x4):10(0.7x1):10(0.7x1) PAM662-01 V-CUT V-CUT V-CUT V-CUT REV.0 YELLOW RED BK BK BK 310a DBO2040Hz012dB LPF VOLUME L L R R 12 Reference 310a/311a R108 TER02 C1
21、97 C62 D04 C241 U102 CLIP R227 R229 R230 L01 J16 J73 R228 J66 R166 C228 2NDPOWER R02 C35 R240 J112 J29 J58 C243 R241 R243 R242 R244 C141 R143 C108 R142 R141 R140 R149 U101 R25 R43 R193 J23 J56 R92 R101 Q219 J44 R103 J51 R144 U103 C103 C143 C102 R106 J30 RCA101 C202 J89 R105 C105 D02 R54 R208 R201 C1
22、06 J31 J25 J85 C104 C32 VR101 R198 C206 C154 R205 C203 C219 R203 J47 R206 J46 R202 R102 C205 C204 R210 R55 C04 C201 C101 C53 R195 VR102 R215 TER01 U104 R60 J45 R213 MOD01 R214 R218 R184 R216 R217 U01 R219 J35 C220 R221 C67 R222 R211 Q198 VR104 Q181 Q180 D01 R62 C33 J120 R212 Q199 J48 Q23 R911 C15 Q3
23、3 R51 D03 R22 Q01 Q21 Q12 Q11 D152 R41 Q02 Q22 R15 D54 J24 R42 J22 R45 R13 R21 TH01 J19 R194 R32 R183 C03 Q43 C21 C63 Q54 J107 C22 Q182 J52 C51 R11 Q53 R01 R35 C182 R14 R33 C16 R34 C923 J61 J70 R199 R12 R63 J68 R16 J41 C12 C199 R05 J69 R61 R04 C60 J65 C11 J28 R31 D41 J17 C14 R174 R107 C08 R187 J86 J
24、43 D42 J91 J87 J93 J39 R196 J54 C159 C160 R921 L196 J18 J53 J49 R175 J108 R90 R180 R152 J96 J79 R197 J74 Q156 D51 D53 L03 C226 C210 R150 D160 W01 D52 R153 C57 Q191 R209 C163 R164 Q190 J92 D187 C156 J42 Q155 D161 Q153 J32 L02 J37 Q154 Q171 R156 D151 R171 Q175 R172 Q174 Q173 R173 Q165 Q164 J55 J94 J33
25、 Q163 Q187 C37 D169 J27 J59 R168 R163 J77 J104 C913 J38 J102 R165 C151 J57 D911 J84 C187 D921 R161 T01 C921 C165 Q161 R160 Q162 Q172 J40 R151 C212 C175 C155 C153 3RD. R157 R158 R91 R162 R167 R169 C61 J100 J101 Q44 R182 Q152 C157 J97 J20 R181 Q82 R190 R186 J103 R192 J72 C152 C211 R191 C922 J109 VR103
26、 R80 J34 J105 C06 C83 C912 C82 J83 J82 J90 1STPOWER D81 J75 D80 R207 J26 C181 R81 R225 C223 J251 J110 R03 J78 J95 U106 C227 J88 J111 J71 J252 J21 J76 J14 J60 C225 C150 Q45 R226 C31 Q55 J15 R44 C05 R224 J36 R223 J113 J106 R250 J250 U105 C13 C911 Q90 3RD C52 R185 Q192 R53 R30 J50 C01 C158 C180 C36 D11
27、 W03 W04 Q151 W02 R220 C801 V-CUT V-CUT V-CUT V-CUT 13 Reference 310a/311a 14 Reference 310a/311a FET-00-00045F.E.TMUTTING J-FETJ108Q82,1512 TRS-00-00087TRANSISTORSMALL SIGNAL PNPKTA1023YQ01,173,174,1754 TRS-00-00088TRANSISTORSMALL SIGNAL NPNKTC1027YQ163,164,165,1714 TRS-00-00091TRANSISTORSMALL SIGN
28、AL PNPKTA1268GRQ22,154,155,161,1625 TRS-00-00111TRANSISTORSMALL SIGNAL NPNKTC3200GRQ152,153,156,1874 TRS-00-00090TRANSISTORSMALL SIGNAL PNPKTA1266GRQ11,12,23,334 TRS-00-00110TRANSISTORSMALL SIGNAL NPNKTC3198GRQ02,90,198,199,2195 TRS-00-00109TRANSISTORSMALL SIGNAL NPNKTC3198BLQ211 DIO-00-00108DIODEFA
29、ST RECOVERYFR154D51,52,53,544 DIO-00-00003DIODERECTIFIERIN4004D021 DIO-00-00006DIODESWITCHING SIGNAL1SS133 /1N4148D03,04,11,80,81,151,152,160,161,16911 D187 RES-00-00549RESISTORMETAL FILM 1/5WF510 OHMR2141 RES-00-00586RESISTORMETAL FILM 1/5WF820 OHMR2101 RES-00-00590RESISTORMETAL FILM 1/5WF910 OHMR1
30、571 RES-00-00482RESISTORMETAL FILM 1/5WF2K OHMR2121 RES-00-00523RESISTORMETAL FILM 1/5WF4.7K OHMR62,108,2083 RES-00-00545RESISTORMETAL FILM 1/5WF5.6K OHMR1501 RES-00-00589RESISTORMETAL FILM 1/5WF9.4K OHMR107,2072 RES-00-00402RESISTORMETAL FILM 1/5WF10K OHMR140,141,211,213,240,2416 RES-00-00399RESIST
31、ORMETAL FILM 1/5WF10.5K OHMR601 RES-00-00467RESISTORMETAL FILM 1/5WF22K OHMR101,152,171,2014 RES-00-00517RESISTORMETAL FILM 1/5WF39K OHMR1581 RES-00-00537RESISTORMETAL FILM 1/5WF47K OHMR102,103,105,106,202,203,205,2068 RES-00-00610RESISTORCARBON FILM 1/5WJ10 OHMR15,180,181,182,190,191,1927 RES-00-00
32、716RESISTORCARBON FILM 1/5WJ47 OHMR43,44,45,53,54,55,1627 RES-00-00606RESISTORCARBON FILM 1/5WJ100 OHMR2091 RES-00-00615RESISTORCARBON FILM 1/5WJ120 OHMR1721 RES-00-00622RESISTORCARBON FILM 1/5WJ150 OHMR2221 RES-00-00723RESISTORCARBON FILM 1/5WJ510 OHMR2171 RES-00-00728RESISTORCARBON FILM 1/5WJ560 O
33、HMR166,167,1683 RES-00-00741RESISTORCARBON FILM 1/5WJ680 OHMR1561 RES-00-00756RESISTORCARBON FILM 1/5WJ820 OHMR1731 RES-00-00761RESISTORCARBON FILM 1/5WJ910 OHMR161 RES-00-00633RESISTORCARBON FILM 1/5WJ1K OHMR31,42,52,92,142,143,153,242,2439 RES-00-00598RESISTORCARBON FILM 1/5WJ1.5K OHMR161,163,186,
34、2274 RES-00-00602RESISTORCARBON FILM 1/5WJ1.8K OHMR2291 RES-00-00676RESISTORCARBON FILM 1/5WJ3.9K OHMR121 RES-00-00702RESISTORCARBON FILM 1/5WJ4.7K OHMR01,02,113 RES-00-00720RESISTORCARBON FILM 1/5WJ5.6K OHMR225,2262 RES-00-00751RESISTORCARBON FILM 1/5WJ8.2K OHMR051 RES-00-00608RESISTORCARBON FILM 1
35、/5WJ10K OHMR13,14,61,81,151,218,219,2248 RES-00-00623RESISTORCARBON FILM 1/5WJ15K OHMR34,35,187,216,220,2506 RES-00-00658RESISTORCARBON FILM 1/5WJ22K OHMR32,91,1603 RES-00-00663RESISTORCARBON FILM 1/5WJ24K OHMR21,222 RES-00-00680RESISTORCARBON FILM 1/5WJ30K OHMR2151 RES-00-00687RESISTORCARBON FILM 1
36、/5WJ33K OHMR331 RES-00-00714RESISTORCARBON FILM 1/5WJ47K OHMR901 RES-00-00730RESISTORCARBON FILM 1/5WJ56K OHMR04,1992 RES-00-00742RESISTORCARBON FILM 1/5WJ68K OHMR251 RES-00-00604RESISTORCARBON FILM 1/5WJ100K OHMR144,149,169,228,2445 RES-00-00620RESISTORCARBON FILM 1/5WJ150K OHMR2211 RES-00-00647RES
37、ISTORCARBON FILM 1/5WJ200K OHMR2301 RES-00-00654RESISTORCARBON FILM 1/5WJ220K OHMR801 RES-00-00706RESISTORCARBON FILM 1/5WJ430K OHMR631 RES-00-00053RESISTORMETAL FILM 1/2WJ4.7OHMR196,1972 RES-00-00018RESISTORMETAL FILM 1/2WJ10 OHMR03,165,1753 RES-00-00016RESISTORMETAL FILM 1/2WJ100 OHMR164,1742 RES-
38、00-00038RESISTORMETAL FILM 1/2WJ220 OHMR41,512 Electrical Parts List 15 Reference 310a/311a ELC-00-00218CAPACITORELECTROLYTIC SMS1/50VC163,2202 ELC-00-00223CAPACITORELECTROLYTIC SMS2.2/50VC150,1512 ELC-00-00229CAPACITORELECTROLYTIC SMS4.7/50VC143,219,2433 ELC-00-00195CAPACITORELECTROLYTIC SMS10/16VC
39、061 ELC-00-00203CAPACITORELECTROLYTIC SMS10/25VC151 ELC-00-00220CAPACITORELECTROLYTIC SMS10/50VC831 ELC-00-00197CAPACITORELECTROLYTIC SMS22/16VC102,103,202,2034 ELC-00-00198CAPACITORELECTROLYTIC SMS47/16VC14,210,212,2234 ELC-00-00205CAPACITORELECTROLYTIC SMS47/25VC161 ELC-00-00227CAPACITORELECTROLYT
40、IC SMS47/50VC57,672 ELC-00-00199CAPACITORELECTROLYTIC SMS100/16VC11,12,13,159,1995 ELC-00-00201CAPACITORELECTROLYTIC SMS330/16VC911,913,921,9234 MYC-00-00020CAPACITORMYLAR 5% 100V102(M)JC211 MYC-00-00031CAPACITORMYLAR 5% 100V222(M)JC081 MYC-00-00044CAPACITORMYLAR 5% 100V683(M)JC2261 MYC-00-00045CAPA
41、CITORMYLAR 5% 100V823(M)JC2251 MYC-00-00094CAPACITORMYLAR 5% 100V104(M)JC35,1972 MYC-00-00156CAPACITORMYLAR 5% 63V TL184(M)JC2281 MYC-00-00066CAPACITORMYLAR 5% 63V TL474(M)JC2271 MYC-00-00085CAPACITORMYLAR 5% 63V TL105(M)JC31,32,363 CEC-00-00077CAPACITORCERAMIC DISK 50V NPO10P FC104,2042 CEC-00-0009
42、0CAPACITORCERAMIC DISK 50V NPO22P FC82,105,106,141,205,206,2417 CEC-00-00103CAPACITORCERAMIC DISK 50V NPO47P FC1581 CEC-00-00108CAPACITORCERAMIC DISK 50V NPO68P FC1521 CEC-00-00073CAPACITORCERAMIC DISK 50V NPO100P FC160,1872 CEC-00-00086CAPACITORCERAMIC DISK 50V220P FC180,181,1823 CEC-00-00092CAPACI
43、TORCERAMIC DISK 50V270P FC165,1752 CEC-00-00101CAPACITORCERAMIC DISK 50V470P FC1081 CEC-00-00074CAPACITORCERAMIC DISK 50V102P FC37,101,153,201,2115 CEC-00-00102CAPACITORCERAMIC DISK 50V473P FC33,53,63,154,156,8016 CEC-00-00076CAPACITORCERAMIC DISK 50V104P FC03,22,60,912,9225 JUP-00-00051JUMPER0OHM J
44、UMPER5m/mJ861 JUP-00-00043JUMPER0OHM JUMPER6m/mJ26,29,30,31,32,76,85,87,91,9225 J93,100,102,109,110,111,112,113,120,300 J301,302,303,304,305 JUP-00-00044JUMPER0OHM JUMPER7.5m/mJ01,02,03,04,05,06,07,08,306,30712 J308,330 JUP-00-00045JUMPER0OHM JUMPER10m/mJ09,10,11,12,13,56,57,58,59,6016 J82,83,84,88,
45、90,252 JUP-00-00046JUMPER0OHM JUMPER12.5m/mJ34,35,36,37,38,2506 JUP-00-00047JUMPER0OHM JUMPER15m/mJ27,28,66,68,69,70,71,79,949 JUP-00-00048JUMPER0OHM JUMPER17.5m/mJ14,15,16,17,18,19,20,21,22,2315 J24,25,106,107,108 JUP-00-00074JUMPER0OHM JUMPER19m/mJ50,51,523 JUP-00-00049JUMPER0OHM JUMPER20m/mJ39,40
46、,41,55,61,65,72,73,74,7712 J89,103 JUP-00-00075JUMPER0OHM JUMPER22m/mJ95,96,97,101,104,1056 JUP-00-00042JUMPER0OHM JUMPER25m/mJ33,42,43,44,45,46,47,48,49,5314 J54,75,78,251 ICO-00-00022I.CPWM I.CTL494CNU011 ICO-00-00170I.CELECTRIC VOLUME I.CNJM13600DU1051 ICO-00-00112I.CDUAL OP AMP (SIP-08P)NJM2068L
47、DU101,102,103,104,1065 FET-00-00023F.E.TN-CHMOSFETFQP50N06Q43,44,45,53,54,556 TRS-00-00188TRANSISTORAUDIO POWER NPNTIP35CQ180,181,1823 TRS-00-00207TRANSISTORAUDIO POWER PNPTIP36CQ190,191,1923 TRS-00-00111TRANSISTORSMALL SIGNAL NPNKTC3200GRQ1721 Electrical Parts List contd 16 Reference 310a/311a DIO-
48、00-00152DIODEFAST RECOVERYYG225D2D41,422 DIO-00-00048DIODERECTIFIER1N5404D011 DIO-00-00206DIODEZENER 1W 15V1N4744AD911,9212 RES-00-01223RESISTORMOR/S 2WJ100 OHMR301 RES-00-01270RESISTORMOR/S 2WJ220 OHMR911,9212 RES-00-01041RESISTORMOR/S 2WJ680 OHMR1981 RES-00-00895RESISTORWIRE WOUND 3WJ0.1OHMR183,18
49、4,185,193,194,1956 ELC-00-00235CAPACITORELECTROLYTIC SMS100/63VC155,1572 ELC-00-00276CAPACITORELECTROLYTIC SMS470/63VC51,612 ELC-00-00727CAPACITORELECTROLYTIC WL2200/25VC04,052 ELC-00-00618CAPACITORELECTROLYTIC HC/DL3300/63VC52,622 THS-00-00013THERMISTOR50K NTC RESISTORFTD5-350TH011 VOL-00-00352VOLUMEV12L5(9x5)G(PH2D)N15S3B500B x 2VR1031 VOL-00-00335VOLUMEV12L5(9x5)G(PH2D)N15S3B20KB x 2VR1011 VOL-00-00336VOLUMEV12L5(9x5)G(PH2D)N15S15