EN-23
23425
Bill of Materials
Part Description
AMP019 Amplifier PCB Assembly
Part Number
L281AY
Issue
3.0.0
Report Type
Fitted Parts Only
AMP019 Amplifier PCB Assembly
Part Number
Quantity Description
Issue Designators
Transistor BC846B SOT23 Package
TR1009 TR1015 TR1023 TR2009 TR2015 TR2023 TR3009
TR3015 TR3023 TR4009 TR4015 TR4023 TR5009 TR5015
TR5023 TR6009 TR6015 TR6023 TR7009 TR7015 TR7023
4A846B
21
1
Transistor Dual NPN BC846BD SOT-363 Package RoHS
TR1010 TR1012 TR1020 TR1022 TR2010 TR2012 TR2020
TR2022 TR3010 TR3012 TR3020 TR3022 TR4010 TR4012
TR4020 TR4022 TR5010 TR5012 TR5020 TR5022 TR6010
TR6012 TR6020 TR6022 TR7010 TR7012 TR7020 TR7022
4A846BD
28
1
Transistor BC847B SOT23 Package
TR8001
4A847
1
1
Transistor BC856B SOT23 Package
TR1005 TR1008 TR1013 TR2005 TR2008 TR2013 TR3005
TR3008 TR3013 TR4005 TR4008 TR4013 TR5005 TR5008
TR5013 TR6005 TR6008 TR6013 TR7005 TR7008 TR7013
4A856B
21
1
Transistor Dual PNP BC856BD SOT-363 Package RoHS
TR1004 TR1007 TR1016 TR1019 TR2004 TR2007 TR2016
TR2019 TR3004 TR3007 TR3016 TR3019 TR4004 TR4007
TR4016 TR4019 TR5004 TR5007 TR5016 TR5019 TR6004
TR6007 TR6016 TR6019 TR7004 TR7007 TR7016 TR7019
4A856BD
28
1
Transistor BC857B SOT23 Package
TR8004
4A857B
1
1
Transistor MMBTA42L SOT23 Package
TR1 TR1000 TR1001 TR1025 TR2 TR2000 TR2001 TR2025
TR3 TR3000 TR3001 TR3025 TR4000 TR4001 TR4025 TR5
TR5000 TR5001 TR5025 TR6000 TR6001 TR6025 TR7
TR7000 TR7001 TR7025
4AA42
26
1
Transistor MMBTA92L SOT23 Package
TR1024 TR1026 TR2024 TR2026 TR3024 TR3026 TR4024
TR4026 TR5024 TR5026 TR6024 TR6026 TR7024 TR7026
TR8002
4AA92
15
1
Transistor PNP KSA1220A TO126 Package
TR1018 TR1021 TR2018 TR2021 TR3018 TR3021 TR4018
TR4021 TR5018 TR5021 TR6018 TR6021 TR7018 TR7021
4B1220A
14
1
Transistor KSA1381ESTU TO126 Package
TR1011 TR2011 TR3011 TR4011 TR5011 TR6011 TR7011
4B1381
7
1
Transistor 2SC2690A TO126 Package
TR1002 TR1003 TR2002 TR2003 TR3002 TR3003 TR4002
TR4003 TR5002 TR5003 TR6002 TR6003 TR7002 TR7003
4B2690
14
A
Report generated on 15/01/2021
Page 11 of 13
Summary of Contents for HDA PA720
Page 1: ...SERVICE MANUAL POWER AMPLIFIER PA720 ISSUE A ...
Page 2: ...EN 2 Revision History Issue A Initial release ...
Page 14: ...EN 14 EN 14 L281 Power Amplifier PCB Issue 3 ...
Page 36: ...EN 36 EN 36 L282 Pre amp PCB Issue 2 ...
Page 50: ...EN 50 EN 50 L283 PSU PCB Issue 1 ...
Page 54: ...EN 54 L284 Lifter PCB Issue 1 ...
Page 59: ...EN 59 L285 Front Panel PCB Issue 1 ...
Page 62: ...EN 62 Overall Dimensions ...
Page 64: ...EN 64 Exploded Drawings ...