Main Unit - Icom IC-F7000 Service Manual

• IC-F7000 (TOP VIEW)
YGR amplifier YGR amplifier YGR amplifier
(IC1: PC2709T) (IC1: PC2709T)

MAIN UNIT

MAIN UNIT MAIN UNIT
DSP BOARD DSP BO DSP BOARD
RF 3rd mix RF 3rd mixer RF 3rd mixer
(IC501: TA4107F) (IC501: TA4107F)
TX 3rd mixer TX 3rd mixer TX 3rd mix
(IC901: TA4107F) (IC901: TA4107F)
AGC amplifier AGC amplifier GC amplifier
(IC1101: TS522ID) (IC1101: TS522ID)
• IC-F7000 (BOTTOM VIEW)
PA UNIT PA UNIT A UNIT
Push-pull ampifier Push-pull ampifier Push-pull ampifier
Q6401, Q6402 Q6401, Q6402 Q6401, Q6402
: SD1405 : SD1405
VARISTOR-1 BO VARISTOR-1 BOARD OR-1 BOARD
DRIVER BO DRIVER BOARD DRIVER BOARD
VARISTOR-2 BO VARISTOR-2 BOARD OR-2 BOARD
+8V regulator +8V regulator
(IC6601: TA7808F) (IC6601: (IC6601: TA7808F)
2 - 2
TX 1st mixer TX 1st mixer TX 1st mix
(Q702,Q703: 3SK131) (Q702,Q703: 3SK131) (Q702,Q703:
RF 1st mixer RF 1st mixer RF 1st mix
(Q201-Q204: MBU310 4)
1st IF amplifier 1st IF amplifier 1st IF amplifier
(Q203: 3SK131) (Q203: 3SK131) (Q203:
2nd mix 2nd mixer 2nd mixer
(D303: HSB88WS) (D303: HSB88WS) HSB88WS)
CPU CPU
(IC3303: M30624FGAFP) (IC3303: M30624FGAFP) M30624FGAFP)
ALC/APC circuit ALC/APC circuit
(IC1201: NJM3403AV) (IC1201: NJM3403A NJM3403AV) V)
Reset IC Reset IC
(IC3302: S-80842CNMC) (IC3302: S-80842CNMC) S-80842CNMC)
AF power amplifier AF power amplifier er amplifier
(IC1601: LA4425A) (IC1601: LA4425A) LA4425A)
PLL UNIT
Filter circuit
*
DDS IC
(IC5701: SC-1287)
DDS GATE ARRAY*
(IC5101: SC-1246A)
TCXO*
(X5251: CR-770)
PLL IC* PLL IC
(IC5401: (IC5401: LMX2306TM) (IC5401: LMX2306TM) LMX2306TM)
* Located under side * Located under side
of the point of the point