Icom IC-A25N Service Manual page 37

(Amended page)
March 2019
• MAIN-1 UNIT (B-8847 for #13, #14, #16, #17, #23, #24, #27, #33, #34, and #36 : TOP VIEW)
[MIC] [SP]
[PTT]
The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
The underlined parts have been updated from the previous version of the addendum, or the original page.
GND GND
CHGIH BTAF
CHGC SPMUTE
NOISE VOX
PATMP BTMICSW
LVIN BTMIC
JACKDET AGCOFF
DETO HV
EMBI VCC
PTT VCC
DCIN VCC
CLONE AFC
BEEP +3V
BATDATA DA2STB
VORON DA1STB
VORDET OE
VIN SDATA
TXC SCK
SBATT2 RFSTB
RSSI VOLCLK
RFDETV VOLDATA
PWSW UNLK
PWRBTN PCK
INTPTT PDATA
PCON PSTB
7-7a
[DC 11 V]
MC1
The serial numbers of transceivers used this PCB.
VERSION
SERIAL NUMBERS
NUMBER
#13 13002001 and above
#14 14001051 and above
Future production
#16
(Plan: 16001001 and above)
Future production
#17
(Plan: 17001001 and above)
#23 23001901and above
Future production
#24
(Plan: 24001001 and above)
Future production
#27
(Plan: 27001001 and above)
#33 33001001 and above
Future production
#34
(Plan: 34001001 and above)
Future production
#36
(Plan: 36001001 and above)
See the PARTS LIST H/V location on the PARTS LIST for location details.
VOUTP
VOUTN