Hm-133V - Icom IC-2200H Service Manual

2-2 HM-133V

CPU CPU
(IC1: µPD789071) (IC1: µPD789071)
LED driver LED driver
Q6, Q7: 2SA1586 Q6, Q7: 2SA1586
DS10*: LT1EP53A DS10*: LT1EP53A
5V regulator 5V regulator
Q1: 2SC2712 Q1: 2SC2712
D1: MA8056 D1: MA8056
Regulator switch Regulator switch
Q8: 2SC2712 Q8: 2SC2712
Q9: DTB113ZK Q9: DTB113ZK
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Reset IC Reset IC
(IC3: BD5245G) (IC3: BD5245G)
LED driver LED driver
Q4, Q5: 2SA1586 Q4, Q5: 2SA1586
DS11*: LT1EP53A DS11*: LT1EP53A
EE-PROM EE-PROM
(IC6: BR24L02FV) IC6: BR24L02FV
[MAIN-A] unit only
Data buffer circuit Data buffer circuit
Q2: DTC114EU Q2: DTC114EU
Q3: DTA114EU Q3: DTA114EU
*Located under side of the point