Cambridgeaudio A1 A2 int sch

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0 Cambridge Audio

Al -Alv2
Almk3se-A2

Integrated Amplifiers

Bill of Materials and
Schematics

Gallery Court Hankey Place London SE1 4BB UK
Tel: +44 (0)20 7940 2200 Fax: +44 (0)20 7940 2233 1

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Cambridge Audio A2/Al Mk three SE Differences BOM API0926/l
ADDITIONS
FACTORY PART NO DRAWING NO DESCRIPTION QTY DESIGNATOR COMMENTS
APl09la/l A2 OWNERS CERTIFICATE I
AP|09I7II A2 LABEL (MODEL NO.) I FOR BOX
HKENED960626 / PRINTED WITH ARTWORK NOS API0037/l, APl09 I9/I
A2 FRONT PANEL (PRINTED) I AND [0039
A2 REAR PANEL (PRINTED) I HKENED960626 / PRINTED WITH ARTWORK NO, API0920/l
CAMAI 59D/B A2 REAR PANEL I AS A3i
AP I 0349/2 HEATSINK & PCB SUPPORT BRACKET 4
NYLON as PCB SPACER WASHER 6 AS HEYCO PART NO. 04I 399|
40B2-000030»000 BUSHING NYLON FOR TO-3P POWER TRANSISTOR 2 TO ISOLATE Q20I & 0202 FROM HEATSINK
BUSHING NYLON FOR TO-220 REGULATOR 2 TO ISOLATE U202 & U204 FROM HEATSINK
4050-000030-00 INSULATING MICA WASHER- SOT93 2 TO ISOLATE Q20I at 0202 FROM HEATSINK
INSULATING MICA WASHER- FOR TO-220 REGULATOR 2 TO ISOLATE U202 & U204 FROM HEATSINK
AF'IOOBS/I TDAI5I4 MICA WASHER 2 TO ISOLATE TDAIS I4 FROM HEATSINK
Apmn/I SHELF HEAT SINKASSEMBLY (PUNCHED FOR COMPONENT 2 SUPPLIED ASSEMBLED - PARTS MANUFACTURED TO API0363/I,
MOUNTING) API0364/L AP|0365/|
APlolés/Z TRANSFORMERASSEMBLY I
230V I 20VA 30VAC x2 TOROID TRANSFORMER I TRI AS A500
API04l9/l CAMBRIDGE TOROID PLATE STICKER 005 MI I AFle TO STEEL DISHED WASHER
TONE BOARD ASSY POP REV B I B REV:SHIELDING CANS REMOVED AND WIRE LINKS ADDED
INSULATED WIRE LINK 45mm GREEN 22AWG 3mm STRIPPED
AND TNNED 4 TONE PCB. SEE AF|0966II FOR DETAILS
POWER PCB ASSEMBLY POPULATION REVISION B I B REV:25W VERSION SET BY R207/R2l 3
API03B3/l POWER PCB I
I0l4-7040l4-000 METAL FILM RESISTOR 470K OHM I/4W +/-I% 2 R203,R2I0
I0l2-0030l4-000 METAL FILM RESISTOR 20K OHM I/4W +/-l% 4 :33 " ml 7
I0|6»80|0|4»000 METAL FILM RESISTOR 660 OHM I/4W +/-I% 2 R204,R2I 2
I0l3-3000l4-000 METAL FILM RESISTOR 3R3 OHM l/4W +/»I% 2 R20I ,R2l6
I0l4-7030I4-000 METAL FILM RESISTOR 47K OHM I/4W +/- I% 2 R202,R209
METAL FILM RESISTOR I60R OHM I/4W +/- |% 2 R206,R2I4
I0|6»8020|4-000 METAL FILM RESISTOR 2K7 OHM I/4W +/- I% 2 R207,R2I 3 PLEASE NOTE VALUE CHANGED FROM 3K6
CARBON FILM RESISTOR 2R7 OHM l/2W +/- 5% 2 R208,R2IS
C206,C2| I ,C2I4,
C2IB,C224,C226,
I los-I04053-000 CERAMIC CAP MULTILAYER MONOLITHIC I00nF/63V +/-|0% II C227, C234. C235.
C236, C237
CERAMIC DISC CAP I00pF/50V DC 2 NOT FII'I'ED COMPONENTS REMOVED
C209,C2l0,C2I 2,
ELECT CAP 2200uF/50V B C2l3,C22I ,C222,
C223,C22s
I |DZA7I044-000 ELECT CAP 4700F/50v 4 airman»,
I l02»I0l034-000 ELECT CAP l000F/35v 2 C204,C2ls
ELECT CAP l00F/35V 2 C205,C2l7
ELECT CAP 3.3uF/35V 2 C203,C2ls
I |0|-I03043»000 MYLAR CAP 0,0I UF/SOV 2 C20I ,CZDI
I40I -I 54020-000 DIODE INS402 4 SigIDZOZDZOS,
4| ls-I40002-l00 I,C.TDAISI4SIL9PIN SOTlsI PHILIPS 2 U20l,U203 COMPONENT LEGS BENT TO APIMMa/I
4| 3I-7003 IO-OOO LC, LM3I 7 I U202 COMPONENT LEGS BENT TO APIO446/I
IQ LM337 I U204 COMPONENT LEGS BENT To APl044s/l
I 30I-029550-7I4 TRANSISTOR TIP2955 I Q20I COMPONENT LEGS BENT TO APID446/I
I 300-030550-7 I 4 TRANSISTOR TIP3055 I 0202 COMPONENT LEGS BENT TO AP I 0446
4030-000343-l23 FUSE T-4A SXZOmm BSI 2 FU20I ,FU202
403l-050l00»00| FUSE HOLDER SXZOMM PCB MOUNT WITH PLASTIC BASE 2 F2, F3
SPEAKERJACK 330897090N NICKEL FINISH I CN20I
STRAIGHT CONNECTOR WAFER 2 PIN 2,Srnrn PITCHJST 3 CN202,CN203.
TYPE CN204
UNINSULATED WIRE LINK49mm DIAM : Imm (ZOSWG) 3 :33; (203
UNINSULATED WIRE LINK 97mm DIAM : Imm (ZOSWG) I LK202
97mm INSULATING SLEEVING IDI .2rnm I TO COVER LINK LK202
APl0944/l 250mm RED ZeAWG INSULATED CABLE S+T 5mm I RED (POWER PCB) TO INPUT GROUND
API0944/l 250mm ORANGE ZéAWG INSULATED CABLE S+T 5mm I ORG (POWER PCB) TO INPUT GROUND
I90rnm INSULATED WIRE AWG#ZD ULIOIS RED I RIGHT CHANNEL SPEAKER CABLE
I 50mm INSULATED WIRE AWG#20 ULIOI 5 RED I LEFT CHANNEL SPEAKER CABLE
240mm INSULATED WIRE AWG#20 ULIOI 5 BLACK I LEFT CHANNEL SPEAKER CABLE
220mm INSULATED WIRE AWG#20 ULIOI 5 BLACK I RIGHT CHANNEL SPEAKER CABLE
[wows/I CASE LENGTH 6. WAY TRIPLE CONNECTORJST TYPE CM To cm CN203, YE AND BR
SCREWS ASSOCIATED WITH Asno POWER PCB ASSY
AND HEATSINK PLEASE CHECK THE ACCURACY OF THE FOLLOWING SECTION
BASE TO HEATSINK & PCB SUPPORT BRACKET X 3/ POWER PCB TO
7003-OOBOOI »| I I SCREW sz0 S.T.P. B/H BLK 22 HEATSINK & PCB SUPPORT BRACKET xe/ HEATSINK TO HEATSINK & PCB
SUPPORT BRACKET x0
MACHINE SCREW Msxs B/H (BLACK) 2 POWER PCB TO POWER PCB STANDOFF x2
MACHINE SCREW Msxs PW/H (BLACK) 2 BASE TO POWER PCB STANDOFF x2
SCREW NUT M3 8 ICs TO SHELF HEATSINK BASE x B
7IIImIIIxIIlIH 12 SCREW M3XB B/H B le TO SHELF HEATSINK BASE x B
7|03-206504»082 EX»TOOTHED LOCKWASHER M3 B ICs TO SHELF HEATSINK BASE x B
7003-0050024 I I SCREW sz0 P,T.P. B/H (BLACK) 3 SPEAKER TERMINAL TO REAR PANEL X3
SUBTRACTIONS
APIOOS7/I Al MKSSE OWNERS CERTIFICATE |
APIOO70/l Al MK3SE LABEL (MODEL NO.) | FOR BOX
HKENED960626 / PRINTED WITH ARTWORK NOS APIOO37/I I
Al MKZ FRONT PANEL (PRINTED) | APIOOSBII AND APIOOBWI

Note: resistors, capacitors and other'generic' electronic components are not usually stocked by the manulacturer. Please obtain these locally.