JETStream JT220M, Service Manual

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JT220M
3
PARTS LIST
Ref. No Parts No. Description of item Size (LxW)(mm) Qty Specification
Q1-Q2 SMT DIGITAL TRANSISTOR EMT3 2 DTC114EE
Q3-Q4 SMT DIGITAL TRANSISTOR EMT3 2 DTC144EE
Q5-Q6 SMT TRANSISTOR SOT-23 2 2SC1623
Q7 TRANSISTOR TO-92 1 2SD468
U1 SMT IC TO-92 1 HT7550-1
U2 SMT IC QFP80 1 S3P8249
U3 SMT IC MSK48 1 HT1621M
U4 SMT IC SOP-8 1 HT9200A
U5 SMT IC SOT-23 1 S7133SF
U6 SMT IC SOP-8 1 AT24C64RM(8)
U7 SMT IC SSOP8-P 1 TC4W53FU
U8 SMT IC SSOP8 1 LM2904V
L1-L3 SMT FERRITE BEAD (BLACK) 0805 3 271T
L4-L6 SMT FERRITE BEAD (BLACK) 0603 3 271T
J1 FLAT CABLE CONNECTOR SSOI32F 1 0.5S-1X-32PWB
J2 Jack PJ-3542 1 PHONEJACK STEREO
J3 Mic Connector SKY8 1 HAND MIC INTERFACE
S1 SWITCH 6
×
3.8
×
2.5 1 POWER
S2 SWITCH 6
×
3.8
×
2.5 1 FUNC
S3 DIAL 1 ENCODER
S4 SWITCH 6
×
3.8
×
2.5 1 V/M
S5 SWITCH 6
×
3.8
×
2.5 1 MHz
S6 SWITCH 6
×
3.8
×
2.5 1 TSQ
S7 SWITCH 6
×
3.8
×
2.5 1 CALL
S8 SWITCH 6
×
3.8
×
2.5 1 SQL
W1 VARIOUS RESISTOR 1 10K
Y1 CRYSTAL 1 3.58MHz
Y2 SMT CRYSTAL RESONATOR 1 7.3728MHz