Service Manual A65/75 Issue 1.
Contents List ! Contents list ! Circuit description ! Service guide ! Circuit diagrams ! Component overlays ! Circuit board parts list ! General assembly parts list
A65/75/75P Plus Circuit Description PSU In order get the output devices to turn fully on and achieve the greatest efficiency, an auxiliary rail is formed from a charge pump driven by the main AC outputs from the transformer. C304,305 & D301,302 charge on alternate cycles. In the other cycle the charge on C304,305 is pumped into C310,311 respectively. This creates a voltage much greater than the standard rails, but with low regulation and high ripple.
A65, A75 & P75 Service Guide Fault diagnostics Fault No power Stuck in protection Intermittent audio on one channel Fails to respond to commands Volume control rubs on front panel Audio crackles on o/p Action Check mains fuse Check transformer connections Check power supply rails Check power supply rails Check protection circuit voltages Check for dry joints on o/p devices Check for dry joints around o/p devices Check supply to remote circuit Check IC Z900 Check remote flex foil cable Check for dry join
LEFT CHANNEL L942C5_1.0.SCH PROTECTION SP2_SEND_L SP2_RETN_L A1 A1 PWRLEFT PHONO & INPUTS L942C3_1.0.SCH SELOPL SELOPR HPSW2 HPSW1 PREMUTE PROT_OP_L HPSW1 PWRLEFT PWRRIGHT TAPOL TAPOR SP2_SEND_L SP2_RETN_L PROT_OP_R MUX1 SELOPL SELOPR HPSW2 TAPECONTROL TAPOL TAPOR MUTE OP_L OP_R SP2_SEND_R SP2_RETN_R RIGHT CHANNEL L942C6_1.0.SCH PWRRIGHT AVCONTROL A1 A1 SP2_SEND_R SP2_RETN_R REMOTE CONTROL L942C7_1.0.
+38V_L +37V + C600 100U EL 100V R601 100R MF 0V_HF R602 100R MF C613 100N PE 100V R615 47R MF + C603 100U 50V YXF LOW Z C614 100N PE 100V 0V_HF D601 ZENER 400MW 27V 0V_HF Q601 BC556B Q600 BC556B Q602 BC556B C609 22N CD R621 680R MF Q605 BC556B SPLS600 SP2_RETN_L R629 D603 1N4003F Q604 2SA970GR C604 100P PPW Q603 2SA970GR R625 6K8 MF C608 100P PPW R634 Bot+ PROTECTION 47K MF R622 10K MF SK600B C620 470P CD SPKSKT_G Bot- A1 D605 1N4148 SK600C 470K MF 0V_LS_L Q614 SAP15N CHAS
D907 MOTSUP900 + 1N4003F MD1 8 +5v 5 VOLMOT900 1Y271 SK900 FFC10V 0V_DIG 6 MC2 VOLM900 Disp H Disp F Disp D Disp B CC2 100U EL Z907A 74HC4051 0V_DIG Disp A Disp I Disp GDisp EDisp C 13 14 15 12 1 5 2 4 MOTOR DRIVER VOLUME DRIVE 0V_DIG 10N CD TAPECONTROL MOTE900 + C915 100U EL 100R MF R902 AVCONTROL Z900 0V_DIG C916 100N CD +5v 0V_DIG CST4.
2 +15V LK101 10MM LINK Z100A NE5532 1 1 47P CD 22U EL 0V_SIG 680K MF D103 R114 8K2 MF C129 R116 18K MF 1N3 PP +37V EMC R117 0V_SIG LK103 1 LK102 1 +15v D100 PHONO4G 2 10MM LINK D102 5 C123 Z100B NE5532 7 AUXOL 1K0 MF 2 10MM LINK 1N4148 1N4148 -15v PROTECTION C117 470P CD D128 1N4003F C133 470P PPW C132 R145 10K MF 0V_HF 6 PHINR R129 100K MF ACSENSE + 0V_SIG 0V_SIG 47P CD 22U EL R113 AC Det R156 1K5 MF C126 22U EL 1 SK100B TOP N 1K0 MF +15v D104 D106 F R13
R311 C304 10R FU D300 + 4K7 MF 1N4003F 47U EL 100V Q300 BC546B R301 +38V_R C310 + 100U EL 100V D301 1N4003F Q304 BC546B +38V_L + C312 C317 220U EL 50V100N CD D304 ZENER 500MW 39V C319 100N CD +38V_R +37V_L ACLT1 AC MAINS INPUT SK303 SK300 IEC3 D303 R302 4K7 MF 1N4003F +37V PSUP300 1 + 3 230V MAINS_E300 SW300A SK301 C302 3N3 MAINS ~ A1007 Vout 0V_LS_L + C106 1U0 EL BRGBU8D 0V_SIG +300 D306 10V 400MW 0V_HF 0V_SIG 0V_PSU C307 100N PE 100V SCREEN D307 10V 400MW + C1
+38V_R +37V + C700 100U EL 100V R701 100R MF 0V_HF R702 100R MF C713 100N PE 100V R715 47R MF C714 100N PE 100V + C706 100U 50V YXF LOW Z 0V_HF D701 ZENER 400MW 27V 0V_HF Q701 BC556B Q700 BC556B Q702 BC556B SPLS700 SP2_RETN_R C704 100P PPW D703 1N4003F Q703 2SA970GR Q704 2SA970GR 470K MF 0V_LS_R Q714 SAP15N SPLD700 R705 100R MF R706 100R MF SP2_SEND_R + C717 10U EL OP_R L700 R712 100K MF 2U2H LAC SMALL Q706 Q707 BC546B BC546B R733 12K MF R732 12K MF R713 47R MF R714 47R MF
C197 10P CD R212 68K MF C200 2 1 SW163A 2PCO C204 220N PE SW162A 2PCO 0V_SIG Z161A C202 3 1 1 R205 4K7 MF 3 PROT_OP_L 2 10U EL 0V_SIG SK162 HPSKT C210 0V_SIG R214 R216 HPSW1 HPSW2 330R 1W CF R162 330R 1W CF 6 7 R LK170 1 2 3 4 5 6 7 R161 2 LHC 3 RHC 1 R232 100K MF 4560D C208 4N7 PP 4 5 L + Tone controls : 8dB cut and boost 3K3 MF 2 C206 220N PE PROT_OP_R LK171 1 2 3 4 5 6 7 L825CA SP2_SEND_L SP2_RETN_L SP2_RETN_R SP2_SEND_R OP_L OP_R 0V_LS_R L825CA 100P PP 3K3 MF RV165A
LEFT CHANNEL L940C5_1.0.SCH PROTECTION SP2_SEND_L SP2_RETN_L A1 A1 PWRLEFT PHONO & INPUTS L940C3_1.0.SCH SELOPL SELOPR HPSW2 HPSW1 PREMUTE PROT_OP_L HPSW1 PWRLEFT PWRRIGHT TAPOL TAPOR SP2_SEND_L SP2_RETN_L PROT_OP_R MUX1 SELOPL SELOPR HPSW2 TAPECONTROL TAPOL TAPOR MUTE OP_L OP_R SP2_SEND_R SP2_RETN_R RIGHT CHANNEL L940C6_1.0.SCH PWRRIGHT AVCONTROL A1 A1 SP2_SEND_R SP2_RETN_R REMOTE CONTROL L940C7_1.0.
+38V_L +37V + C600 100U EL 100V R601 100R MF 0V_HF R602 100R MF C613 100N PE 100V R615 47R MF C614 100N PE 100V 0V_HF Q601 BC556B Q600 BC556B + C606 100U 50V YXF LOW Z D601 ZENER 400MW 27V 0V_HF Q602 BC556B C609 22N CD R621 680R MF Q605 BC556B SPLS600 SP2_RETN_L R629 Q604 2SA970GR C604 100P PPW Q603 2SA970GR R625 6K8 MF C608 100P PPW R634 Bot+ PROTECTION 47K MF R622 10K MF D603 1N4003F SK600B C620 470P CD SPKSKT_G Bot- A1 D605 1N4148 SK600C 470K MF 0V_LS_L Q614 SAP15N CH
D907 MOTSUP900 + 1N4003F 8 +5v R905 33K MF 4 MC1 REF VOLMOT900 1Y271 SK900 FFC10V 0V_DIG MC2 Disp H Disp F Disp D Disp B Disp A Disp I Disp GDisp EDisp C Z907A 74HC4051 0V_DIG 13 14 15 12 1 5 2 4 MOTOR DRIVER VOLUME DRIVE 0V_DIG +5v 10N CD TAPECONTROL MOTE900 R903 + C915 100U EL 100R MF R902 AVCONTROL Z900 REMO900 0V_DIG LK903 3WAY CABLE HOLDER 1 2 3 0V_DIG D910 1N4148 +5v 0V_DIG CST4.
2 +15V Z100A NE5532 1 3 1 4 0V_SIG R110 R100 47K MF C119 100P PP 22U EL C102 100N CD R112 680K MF R114 8K2 MF C129 4N7 PP D103 R116 18K MF LED RED/GRN 3MM 1 2 10MM LINK D102 Z100B NE5532 7 5 9 0V_HF 0V_SIG 56K MF R156 1K5 MF 1 R130 100K MF 0V_SIG C134 470P PPW N 1N4148 D107 8 V+ R105 47K MF MUTE Q100 2SC2240GR Prot 6 R157 100K MF TH100 PTH90DEG IN2 C153 10N CD 7 FB O 3 R107 47K MF D132 PROT SENSE 1N4148 C150 0V_SIG 1U0 EL VCROR PHONO4G R131 100K MF Z101 T
R311 C304 10R FU D300 + 1N4003F 47U EL 100V Q300 BC546B R301 D301 1N4003F 4K7 MF Q304 BC546B +38V_R C310 + 100U EL 100V + C312 C317 220U EL 50V 100N CD D304 ZENER 500MW 39V +38V_L C319 100N CD +38V_R +37V_L ACLT1 AC MAINS INPUT SK303 SK300 IEC3 L TX300 L816TX D303 4K7 MF PSUP300 1 + 3 230V MAINS_E300 SW300A SK301 C302 3N3 MAINS ~ Z300 7805 I C308 10M EL 50V OR300 BLUE301 SK304 1 Orange 2 Blue 3 Orange 3 Orange 115V 2 Dark Grey 1 Blue T301 SW300B A1007 C306 100N PE 100V
+38V_R +37V + C700 100U EL 100V R701 100R MF 0V_HF R702 100R MF C713 100N PE 100V R715 47R MF + C706 100U 50V YXF LOW Z C714 100N PE 100V D701 ZENER 400MW 27V 0V_HF 0V_HF Q701 BC556B Q700 BC556B Q702 BC556B SPLS700 SP2_RETN_R D703 1N4003F Q704 2SA970GR C704 100P PPW SPKSKT_G Q703 2SA970GR R725 6K8 MF C708 100P PPW R721 Bot+ SK700B C720 470P CD Bot- A1 D705 1N4148 470K MF 0V_LS_R SK700C Q714 SAP15N CHASS Bias-R + C710 100N PE 100V + R706 100R MF SP2_SEND_R C717 10U EL + OP
C197 10P CD R212 68K MF C200 2 1 BASS RV166A R204 10K LIN POT 4K7 MF SW163A 2PCO C204 220N PE SW162A 2PCO 0V_SIG Z161A C202 3 1 1 R205 4K7 MF 3 PROT_OP_L 2 10U EL 0V_SIG SK162 HPSKT C210 0V_SIG R214 R216 HPSW1 HPSW2 330R 1W CF R162 330R 1W CF 6 7 R LK170 1 2 3 4 5 6 7 R161 2 LHC 3 RHC 1 R232 100K MF 4560D C208 4N7 PP 4 5 L + Tone controls : 8dB cut and boost 3K3 MF 2 C206 220N PE PROT_OP_R LK171 1 2 3 4 5 6 7 L825CA SP2_SEND_L SP2_RETN_L SP2_RETN_R SP2_SEND_R OP_L OP_R 0V
1 2 3 4 5 6 7 8 D D B A 2 1 3 C SW1 ALPS_ENCODER 12NOTCH SK1 FFC10H C 10 9 8 7 6 5 4 3 2 1 C R903 220R MF B LED901 LED902 LED GREEN3.1 MM LED GREEN3.1MM Phono CD LED903 LED GREEN3.1MM Tuner R904 220R MF LED904 LED905 LED906 LED GREEN3.1MM LED GREEN3.1MM LED GREEN3.1MM VCR AV/DVD TAPE B LED907 LED GREEN3.
A65/75 Display Board L885_1.1 Reference Description LED901907 PCB R903 R904 SK1 SW1 LED GREEN 3.
ARCAM PCB Bill of Materials Document title: A65 Plus Amplifier PCB Document number: L942RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP ECO number: 01_E020 Page 1 of 6 (Excluding parts for A65.) Part Qty Iss Description Designators ******** PCB Finish items: ******** (For drawing office use only. Will be ******** kitted from mechanical run-out sheet.) C12126 1 FUSE 20mm 1.
ARCAM PCB Bill of Materials Document title: A65 Plus Amplifier PCB Document number: L942RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 1H324 1H333 1H347 2 2 9 RES MF W4 1% 24K RES MF W4 1% 33K RES MF W4 1% 47K 1H356 1H368 1H410 2 2 30 RES MF W4 1% 56K RES MF W4 1% 68K RES MF W4 1% 100K 1H447 1H468 1T002 1X008A 1X010A 2 2 1 1 210 RES MF W4 1% 470K RES MF W4 1% 680K THERMISTOR SIEMENS B59008 LINK PLAIN 8mm LINK PLAIN 10mm ECO number: 01_E020 Page 2 of 6 R200 R201 R152 R905 R100 R101 R102 R1
ARCAM PCB Bill of Materials Document title: A65 Plus Amplifier PCB Document number: L942RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 1X015A 27 LINK PLAIN 15mm 1X017A 6 LINK PLAIN 17.
ARCAM PCB Bill of Materials Document title: A65 Plus Amplifier PCB Document number: L942RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 2D147W 12 2D213N 2D247N 2D422 2K233 2K410A 2 4 1 3 19 2K422 2N510 2N610 4 4 13 2N622 6 2N647 2N647B 2N710 2 2 5 2N710B 6 2N722 2N722B 2N810 2N910 2P622AS2 2P710AS2 2P710ZA 2V710 2Z710D 3A4148 1 2 1 2 2 4 2 1 3 39 3B4003 13 3BGBU8D 3C04704 3C05104 3C05604 3C11004 3C22704 3C23905 3D006 4A2240GR 1 2 1 2 2 4 2 1 7 PPRO W 470P 63V 5% RA ECO number: 01
ARCAM PCB Bill of Materials Document title: A65 Plus Amplifier PCB Document number: L942RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 4A546 16 4A556 10 4A970GR 6 4B653 4CSAP15N 4CSAP15P 5A5532 5B072 5B2134D 5B4560 5B483028 5D7805 5D7905 5G2401 5J744051 5M7317 5Q6109 5S408DJ 5S413DJ 6A310E 6A360M 6F122 7D002C 7W005 8A001 8D225 2 2 2 1 1 1 2 1 1 1 1 1 1 1 2 2 3 1 2 2 1 1 4 8D301 8D420G 1 2 8K8010 8M101 8Q001 8Q003 8Q004 8Q005 8R002 8R003 1 1 1 1 1 1 2 4 8S004 A1007 A1008 A1009 A207 B210
ARCAM PCB Bill of Materials Document title: A65 Plus Amplifier PCB Document number: L942RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP L809CA L825CA L856CA L940PB_A 2 1 2 1 JUMPER 8-WAY LEAD 7-WAY RIBBON 250mm JUMPER 3 WAY x 175mm X PRINTED CIRCUIT BOARD ECO number: 01_E020 Page 6 of 6 LK168 LK169 LK170 LK100 LK900 PCB1 ******** Obsolete, absent, redundant, or incorrect issue in PDM: E81801 4 X ALPHA AMP 75/65 HEATSINK HS600 HS601 HS602 HS603 L940PB_A 1 X PRINTED CIRCUIT BOARD PCB1
ARCAM PCB Bill of Materials Document title: A75 Plus Amplifier PCB Document number: L940RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP ECO number: 01_E020 Page 1 of 6 (Excluding parts for NF.) Part Qty Iss Description Designators ******** PCB Finish items: ******** (For drawing office use only. Will be ******** kitted from mechanical run-out sheet.) C12126 1 FUSE 20mm 1.
ARCAM PCB Bill of Materials Document title: A75 Plus Amplifier PCB Document number: L940RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 1H318 1H324 1H333 1H347 2 2 2 9 RES RES RES RES MF MF MF MF W4 W4 W4 W4 1% 1% 1% 1% 18K 24K 33K 47K 1H356 1H368 1H410 2 2 30 RES MF W4 1% 56K RES MF W4 1% 68K RES MF W4 1% 100K 1H447 1H468 1T002 1X008A 1X010A 2 2 1 1 205 RES MF W4 1% 470K RES MF W4 1% 680K THERMISTOR SIEMENS B59008 LINK PLAIN 8mm LINK PLAIN 10mm ECO number: 01_E020 Page 2 of 6 R901 R11
ARCAM PCB Bill of Materials Document title: A75 Plus Amplifier PCB Document number: L940RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 1X015A 26 LINK PLAIN 15mm 1X017A 7 LINK PLAIN 17.
ARCAM PCB Bill of Materials Document title: A75 Plus Amplifier PCB Document number: L940RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 2D147W 12 2D213N 2D247N 2D422 2K233 2K410A 2 4 1 3 19 2K422 2N510 2N610 4 4 13 2N622 6 2N647 2N647B 2N710 2 2 5 2N710B 6 2N722 2N722B 2N810 2N910 2P622AS2 2P710AS2 2P710ZA 2V710 2Z710D 3A4148 1 2 1 2 2 4 2 1 4 39 3B4003 13 3BGBU8D 3C04704 3C05104 3C05604 3C11004 3C22704 3C23905 3D006 4A2240GR 1 2 1 2 2 4 2 1 7 ECO number: 01_E020 Page 4 of 6 C707
ARCAM PCB Bill of Materials Document title: A75 Plus Amplifier PCB Document number: L940RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 4A546 16 4A556 10 4A970GR 6 4B653 4CSAP15N 4CSAP15P 5A5532 5B072 5B2134D 5B4560 5B483028 5D7805 5D7905 5G2401 5J744051 5M7317 5Q6109 5S408DJ 5S413DJ 6A310E 6A360M 6F122 7D002C 7W005 8A001 8D225 2 2 2 1 1 1 2 1 1 1 1 1 1 1 2 3 3 1 2 2 1 1 4 8D301 8D420G 1 2 8K8010 8M101 8Q001 8Q003 8Q004 8Q005 8R002 8R003 1 1 1 1 1 1 2 4 8S004 A1007 A1008 A1009 A1013 A20
ARCAM PCB Bill of Materials Document title: A75 Plus Amplifier PCB Document number: L940RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP HP007 L809CA L825CA L856CA L940PB_1 2 1 1 2 1 COPPER RIVET TCP/D48 BS JUMPER 8-WAY LEAD 7-WAY RIBBON 250mm JUMPER 3 WAY x 175mm X PRINTED CIRCUIT BOARD ECO number: 01_E020 Page 6 of 6 HS603 SK300 SK300 LK168 LK170 LK100 LK900 PCB1 ******** Obsolete, absent, redundant, or incorrect issue in PDM: E81801 4 X ALPHA AMP 75/65 HEATSINK HS600 HS601 HS602 HS603 L940PB_
ARCAM PCB Bill of Materials Document title: P75 Plus Amplifier PCB Document number: L941RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP Part Qty Iss Description ECO number: 01_E020 Page 1 of 3 Designators ******** PCB Finish items: ******** (For drawing office use only. Will be ******** kitted from mechanical run-out sheet.) C12126 1 FUSE 20mm 1.
ARCAM PCB Bill of Materials Document title: P75 Plus Amplifier PCB Document number: L941RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 1X015A 14 1X017A 1X020A 1 7 2A147 5 2A210 2A310 2A322 2A410 2D110W 2 1 1 4 8 2D422 2K233 2K410A 1 3 19 2N510 2N610 2 8 2N647B 2N710 2N710B 2 1 6 2N722B 2N910 2P622AS2 2P710AS2 2P710ZA 2V710 2Z710D 3A4148 2 2 2 2 2 1 3 8 ECO number: 01_E020 Page 2 of 3 LK151 LK152 LK153 LK154 LK155 LK156 LK157 LK158 LK159 LK160 LK161 LK162 LK163 LK164 LK165 LK166 L
ARCAM PCB Bill of Materials Document title: P75 Plus Amplifier PCB Document number: L941RS Issue: 1 Revision: 0 Date: 17/12/01 Created by: TGP 3B4003 11 3BGBU8D 3C04704 3C05604 3C22704 3C23905 3D006 4A2240GR 1 2 2 4 2 1 7 4A546 16 4A556 9 4A970GR 6 4B653 4CSAP15N 4CSAP15P 5M7317 6F122 7D002C 8A001 8D225 8D301 8D420G 2 2 2 1 2 2 1 1 1 2 8K6316 8M101 8Q001 8Q003 8Q004 8Q005 8R003 8S004 A1007 A1008 A207 E66901 E81801 1 1 1 1 1 1 2 2 1 1 1 1 4 E852MC 4 E862MC 4 HP007 L825CA L856CA L940PB_A
A65 Plus General Assembly ITEM A 9 7 43 21 17 230V L817RC 115V 100V SILVER E091AY E829CP HA4V06S BLACK E091AYB E830CP HA4V06B DESCRIPTION REMOTE CONTROL FRONT PANEL ASSY COVER PLATE M4 X 6mm SCREW HOLTECH + L818SW FUSE 1 73 5B483028 C12126 1.
A65 Plus General Assembly ITEM 43 44 72 30 70 18 230V HL4SA HL4SB K5406 L819CA L836TX L885AY L942AY 115V L836TX 100V L837TX SILVER BLACK DESCRIPTION M4 SHAKE PROOF M4 SHAKE PROOF LIGHT PIPE SLEEVING FLEXFOIL 10WAY ALPHA 7R TRANSFORMER A75 DISPLAY ASSY A65 PLUS PCB ASSEMBLY WHERE USED RR PAN ‘E' RR PAN ‘E' TX QTY 3 1 7 1 1 1 1
A75 Plus General Assembly ITEM A 9 7 43 21 17 230V L813RC 115V 100V SILVER BLACK E092AY E829CP HA4V06S E092AYB E830CP HA4V06B DESCRIPTION REMOTE CONTROL FASCIA ASSY COVER PLATE M4 X 6mm SCREW PIC CHIP + L818SW FUSE 1 80 5B483028 C12126 1.
A75 Plus General Assembly ITEM 71 43 44 74 30 73 70 18 230V HJ4COOD HL4SA HL4SB K5406 K5408 L816TX L819CA L885AY L940AY 115V L816TX 100V L820TX SILVER BLACK DESCRIPTION BRASS NUT M4 SHAKE PROOF M4 SHAKE PROOF LIGHT PIPE SLEEVE (15mm) LIGHT PIPE SLEEVE (6mm) ALPHA 8 TRANSFORMER FLEX FOIL A75 DISPLAY A75 PCB ASSEMBLY WHERE USED EARTH OVER LIGHT PIPES OVER LIGHT PIPES TX1 DISPLAY TO MOTHER PCB QTY 1 3 1 7 1 1 1 1 1
P75 Plus General Assembly ITEM 230V 8K006 C12126 1.25A T E802AP E805HK E806MI E062AY E812SP E82201 E827PM E82801 E83001 E030AY E856MC E861PM E072AY E879PM E879SL E908MC F018 F022 F037 F038 F062 F065 F086 F164 F185 H006 HA3V06A HA3V10A HA4A12B HA4A45B HA6K50A HE6V06B HF4V09B HL4SA K5408 L816TX L941AY 115V C12256 2.5A T 100V C12256 2.