NAD T743, Service Manual

Page: 60 / 72

60
Reference No. Database Part No. Description
U1002-U1003,U1014 500-032459-00(5) IC LOGIC OCTAL BIDIRECTIONAL
TRANSCEIVER SMD 74LVC245ATTR
U1004 500-011579-01(4) IC LOGIC QUAD 2-INPUT SELECTOR
SOIC 74HC157MIR
U1005 509-984150-00(8) IC 96KHz DIGITAL AUDIO INTERFACE
RECEIVER SMD CS8415A-CS
U1008-U1009 500-065749-00(7) IC LOGIC OCTAL D-FLIP FLOPS WITH
3-STAGE OUTPUT SMD 74LVQ574 M
U1011-U1013,U1023,U1025 509-945600-00(1)/E IC NJM4560M SO 8 PIN DUAL OP AMP
SMD NJM4560M (RoHS)
U1021 509-942280-00(9) IC 24BIT 96KHz SURROUND SOUND
CODE SSOP CS4228AKS
KEY BOARD
PCB ASSEMBLY 800-KEBD43-20 T743AH (US) Phase II Keyboard Board
Assembly
CAPACITORS
C208-C211 130-471022-03(1)/E CAP ELEC SS 47uF 16V 20% 85C
(RoHS)
C212 130-103012-04(4)/E CAP ELEC GR 1000uF 10V 20% 85C
(RoHS)
C214 130-108052-01(9)/E CAP ELEC. SS 0.1uF 50V 20% 85C
(RoHS)
C255,C258 130-107052-03(6)/E CAP ELEC SS 1uF 50V 20% 85C
(RoHS)
IR
D201 320-094138-00(8) IR RX 940nm 37.9KHz SHIELD ST
FM-7138TE5
DIODES
D212,D214-D218 300-000000-08(2)/E DIODE SW 4NS DO35 1N4148 (RoHS)
D220 303-385190-00(9)/E DIODE ZENER BZX79 5.1V 1/2W 5%
DO35 BZX79-C 5.1V (RoHS)
ENCODER
M201 254-600121-01(8) ENCODER ROTATRY STD L=20MM
VERT,W/O CLICK EC16B243040F
TRANSISTORS
Q201 339-010010-01(9)/E XTR SS PNP HFE 100 200MHz TO-92
A1015Y (RoHS)
Q203-Q206 339-000001-01(6)/E XTR SS NPN HEF 100 200MHz TO-92
C1815Y (RoHS)
TACT SWITCHES
S201-S216,S218 182-100111-08(9) SW TACT NO 1P1T 50mA/12V VER
H=7mm TM114BFJ
ICS
U210 502-230022-08(2)/E IC EEPROM 2K BYTE 250nS PDIL
ENDURANCE : 1 MILLION CYCLES AT
24C16 (RoHS)