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PS18/28/48 Service Manual
Amplifier PCB Assembly 266999-0, PCB 267083-001
PS18/28/48 Electrical Part List
Diodes
Reference
Designator
Description Part Number Note
D101 BAV70, SOT-23 147249
D301 BAV70, SOT-23 147249
D401 BAV70, SOT-23 147249
D402 BAV70, SOT-23 147249
ZR1 DIODE, ZENER, 3.3V 135247-5226
ZR2 1N5236, DIODE, ZEN, 7.5V, 225 mW 135247-5236
Reference
Designator
Description Part Number Note
Q1 2SC2812 SOT23 134741
Q2 NPN, SOT, 47K 146817
Q3 NPN, SOT, 47K 146817
Q4 2SA1179N6-CPA-TB 258007
Q5 2SA1179N6-CPA-TB 258007
Q6 2SA1179N6-CPA-TB 258007
Q7 NPN, SOT, 47K 146817
Q401 2SC2812 SOT23 134741
Q601 NPN, 25A, 80V 256095-001 OR
256095-002
Q602 PNP, 25A, 80V 256096-001 OR
256096-002
Q603 2SC2812 SOT23 134741
Q604 NPN, SOT, 47K 146817
Transistors
Reference
Designator
Description Part Number Note
U1 LM4766T, 2X25W 267330-001
U2 LM4766T, 2X25W 267330-001
U3 LM4766T, 2X25W 267330-001
Integrated Circuits
Reference
Designator
Description Part Number Note
J2 CONNECTOR, BRD-TO-BRD, 24-POS 258455-24
J3 CONN, PHONO JACK, 5 POS, CUSTOM 260382-001
J4 CONN, HEADER, RTANG, JSTS2P-VH 190552-02
Miscellaneous