Icom IC-7700 Service Manual page 22

- ADJUSTMENT AND CHECK POINTS -
• MAIN UNIT
(TOP VIEW)
J751
J741
C761
R763
2 C235
C233
R232
R762
R233
C232
C243
R246
C281 C231
C162
C242
C271
EP842 C161
EP843
C843
C171 R172
C174
C286
C176
IC171
C285
C201
C313
C464
C311
R213
EP942
EP944
R946
R948 R225 C226
R950
C225
R951
C332
R953
C333
EP816
4
3 J811
TO LOGIC J810
J821
J811
ORANGE
C400 J821
TO DC-DC J3
J731
J721 Preset/APC(Id) adjustment Preset/APC(Id) adjustment
C722
R2006 R2042
R2006
RL721
R2006
5
TO PA J2
R2008
R1901
D2002
R1900 R1885
R2009
D2005 R2020
IC1931
R2013
R2017
IC191 IC1921
D2004
C194 R2001
R192 CP2051 CP2051
C191
J851
C195
CP1472
TO RF J1501
C1578
J831
CP1471
J831
IC1571
C1601
C1631 C1605
R1579
C1571
R1574
C1506
C1543 C1503
R1621
R1622
C1603
R1623
R1611
R1615 R1614
C1604 R1562
R1482
C1563
C178
R1492
C1483
R473 R1422
R1410
EP1401
R1421 R1409
R1332 R1331 R1322 C1321
C1564
C1425 C1264
C1407 R1321
R1407
R1408 C1263 C1265
IC1451 C1266
C1403
C1423
C1402
C1422
C1312
C1451 C1461 C1317 C1226 R1312
R1311
IC1251
R1225
C1201
IC1201
IC1221
C1227
C1204 C1257 R1253
R1354 C1351 C1255
R1353
R1254
R1214
R1251
C1232
R1231
IC1211 IC1231
C1237
R1233
R1232
R1211
MP1001
Preset/APC(Vd) adjustment Preset/APC(Vd) adjustment
R721
J702 C101 J701
R2042
J901
TO LOGIC J826 C703
R2091
D2091
Preset Preset
R2095
R2093
R2041 R2094 R2023
C2003
R2004 R2044
R2054
R2042 R2043
R2053 TO OSC J1071
R2028 R2045
R2005
D2051 D2041
R2024 C2045 N
R2027
R2072 R2072 R2046 J762
R2025
R2028 R2028
R2029
R2028
R2030
R2066 Q2060
R2068 R2068
D2053 R2063
J711
R2061 Q2057 Q2056
R2011 R2065 R2065 CP2041 CP2041 CP2041
C2058
R2067
CP2041
R2071
CP2001
CP2051
R2072
CP2079
R2068
CP2078 TX power adjustment TX power adjustment
CP2077 R2065
S
DIP
TO PLL J1681
6
B6723E
R1010 J1151
J801
C1441
X1141
C1431
TO LOGIC J809
R1441 TO LOGIC J808
R1141
IC1132 IC1131
C1142
J911 J961
C928
EP992
R992 C991 EP987
EP991
R927 R985
R926
Q1201 R1113
R925 R983
R924
R923 R981
R922
R920 R979
R921
R977
R919 R975
R918
R917 R973
L1001
R916
R915 R971
R914
R913 R969
R912
R911 R967
R891
R890 R965
R418
R893
R420
R892 R963
R1255
R419
R961
R402
R404
R417
R415
R401
R427
R1011
R426
• SCOPE UNIT (TOP VIEW)
J761
1
MAIN
R986
R984
S3LO LV adjustment S3LO LV adjustment
R982
R978
R976
R974
R972
R970
R968
R966
R964
R962
7
Scope Gain adjustment Scope Gain adjustment
R416 R416
Scope Attenuation adjustment Scope Attenuation adjustment
R11 R11
J1 J1
L5 L5
4 - 10
CP801 CP801
C824 C824
L201 L201
L203 L203
L202 L202
Scope adjustment Scope adjustment
L6 L6
C41 C41