- 13 -
• Use a plastic screw driver for adjustments.
SG RF Level : 75
Ω
open Voltage dB
µ
V
Antenna
: 75
Ω
unbalanced Direct, Modulation : 1 kHz
Dev.
:
±
22.5kHz(MONO) ,
±
22.5kHz(STEREO) ,
±
6.75kHz(PILOT)
Output Level : about 100mV at TP13,TP14,TP15
TUNER ADJUSTMENTS
1AD4B10D1740B
T002 94V-0
1
1
1
TP11(VT)
(VTVT)
T)T)
TP11TTT
TP12(GND)
)
2(G
GN
NDND)
TP12(G
D)
)
NC RDS
TU-CLK TU-DATA TU-CE TU-DO
TU-L A-GND TU-R 5.6V +12V
E
E
J2203
J2003
2003
J2003
3
J
C2CC2122
2
C
D2151D21
1
D2D21D
11
L2151
R2101
101
R210
R210
R
1
R210
C2113
J22022202JJ22
J2101J
01
J2
0
J2007
007
J
7
J
J2005
200
J20
JJ
2102
D2102
21
D2101
D 10
D2101
0
01
01
0
C2104
C2104
C2
C
04
C
4
XF211
XF211
XF211
4
04
D210
04
4
04
IC211
211
IC
C 1
11
C2
2
C
C2
C2
2
C
C
L2101
01
2
L
1
L2
2
LL
2
L21
2
LL
1
L2
1
LL
21
L2103
103
L
1
3
LL2
1
L
110
J2004
004
J 0
J
J2002
02
J2002
2
J2
2
2001
J20 1
00
2
J
R2113
13
2
13
RR
33
J2009
J2008
J22201JJ2
CN203
CN203
CN20
C
C
03
CN2CN201CNCC
N2
J2204
4
22220
204
04
J2J220J222
20
)
04
J
D2103
3
D21D210D
33
XF221XF221
1
L2102
L21
10
02
L
SSH201
1
B2101
B2101
210
B
CN202
CN202
N202
2
2
2
2
2
2
2
2
2
CN
J2064
064
64
J2
J2064
J
4
J2061
J2061
J206
61
J
D2451
J2261
261
J
2063
J2063
J
3
J2161
CN241
CN241
J2062
J2262
262
J22J2J
2
62
C2311C2311C
11
31
C2313
C2313
C2313
3
3
C
XF233
F23
23
XF2
3333
X
3
2303
C2
3
003
3
C
303
00
3
XF222
J2026J202
666
2302
2
23 2
3 2
02
2
C2
C
C
C
C2317
C2317
7
31
1
3 7
7
1
17
C2
2
2
C
17
7
1
1
C23
23
3
R2309
30
2
R
9
9
R2302R230
02
RR
2
2
2
R
30
23
0202
23
30
23
02
2
2
C2301C230
01
C2301
301
11
23
XF231
IC231
IC 3
C2
C2 1
31
3
C2
C
C2321C
2
C
2
232
C
C2328
C 32
28
328
C 328
C2327
C2305
5
0
5
C23C
RCH
RCH
RCH
RCH
LCH
LCH
LA1844
4
4
8
1
A
L
IC231
LA184
1
4
3
8
C2
1
C
A
C2307C
2
C23
2307
C
000
J2124J2124
44444444
J222J2221
212
J2121
J2121
1
1
12
J2222J22J2
222
J2J
222
JJJJ
2022
J2 2
022
C
20
C
2
C
0
J2021
0
J20
2
J
J2226
26
2
6
2
J2227
27
2
7
22
J2126
66
21
2
J
2306
2306
2306
C2
C2
C2
J2228J22
8
2
2
J2
2
2
2
2
2
D230D230
11
D
1
R2311
R2301
L2503
L25
503
3
L 50
J2225
25
2
5
2
J2224J222
24
4
J2J2
J2024
J202
2024
4
J
J2123
22
1
J22
3
J2027
J2028
J202
J2028
J2
JJJJ
J2223
22
22
23
J2
3
J2125JJ
1
5
2
25
5
0VADJ
ADJ
0V0V
VA
D
J
DJDJ
J
DJD
J
2023
02302
23
J2
3
J
3
1
C2901
J2122
22
JJ2J21212
J2025
02
J
5
JJ
5
J2229
J2142
21
J2
J 1 2
4
J2243J222
43
J
43
J2143
JJ21
J2
214
J2144
144
J2144
44
J2
214
2145
21
J2 45
145
J
L2451
L
L2451
J2045
4545
J
04
J20
5
J204
D2452D
245224
2
4
2
DD2D
24
D
24
D2D
24
D
4
222
J20
0
J20JJ2047
047
J20
47
0
77777
J20
0
J
0
J2046
6
204JJ22
6
2
6
J2
6
046
6
00
46
046
6
202
6
2452
2
4
C2
2
2
C
2
C
C
C2
J2042
04
2
20J
42
J2
2
JJ2
C2457
24
45
7
C
5
2
C
77
X2451XXX2
24
X24
245
5151
451
X
IC241
C24
41
1
2
C
C
1
4
C2
C
C
C2451
5
45
C
51
242
1
LC72121
7
L
21
12
2
7
C
L
J2141
1
J214
J214
41
J214
21
J2041
J204
041
J
Q2451
Q2
Q24
45
45
J2244
244
224J222
4
2043
4
04
J2
43
2
3
J2
C2465
4
2
CC
6
5
C2
5
C2
J21J22146JJ21
J2044
J2044
204
44
4
4
4
J
J2048
J 0
J 0 8
8
8
J224
J224
J 2
2 41
242
J22
2424
2
42
R21R2R2RRR
151
5151
111
1
152
52
152
2
152
2
52
2
2
152
C2
C2
C2
C
C2
C2
C2
C
C2
2153
153
R2153
15
R2 5
5
R
5
R
R2153
2151
151
C2
15
C2
215
C2
5
C
7
7
7
C2117
17
C2
C
C
C
C2117
7
C
R2114
4
R
1
R211
R211
R211
R
1
C2123
C 123
C
2
21
C212
C212
C21
C212
C
2
R2106
210
R210
106
666
CC
101
C2C
0
21
10
C2C2
10
1
C
21
10
C2C
0
1
1
C
1
2
1
C2
1
C
2121
C2 21
C
2
212
C21
C212
212
C2 2
C
2
12
C
R2111
R2
1
111
I
1
I
1
C211
12
C2
2
C211
C2102
C
02
C
0
C21
C 10
C210
C210
C 10
C
0
2105
C2C
0
21
C2
0
C2
10
5
210
C2
0
C
0
5
R2
2104
R
R
0
R210
R
R210
R2
210
R
R
0
R2102
02
10
21
R21
21
R
01
R2
01
R2
R2103
0
R
0
R210
0
R210
R210
0
0
R
0
C2
106
C2C
0
2
10
C2C2
10
2
10
C2C
0
C2107
C
07
C
0
C21
C
0
C210
C21
C
0
C
0
112
1
211
11
211
1
R
R
R
R
R
R
R
R
R
C2
C 126
C
2
C212
C212
C2
C 12
C
2
C2109
210
CC2
9
09
99
C2108C
2108
C
0
8
21
C2
210
C2
10
C2C2
210
C
0
2111
1
C2C
1
21211
C2C2
11
211
1
C2C
1
2130
30
C2
0
3
C213
C213
C2
213
3
C2 3
C
C
C 131
3
2
C213
C213
C
C2
C213
3
C
C
C
C2132
2
C2CC2
1
C2
21
10
22
10
03030
C2
1
C
10
0
C21
R2RR
2
R2R2
818181812812
2
1
R2R2R
8181
1
8
RRRR
2
R2R2
24
4
246
661616
1
R2RRR
246
66
2
R2464
64
4
R
6
R246
R246
R246
R
6
R2462
62
R
6
R246R2
46
R246R
6
R2463R
63
3
R
6
3
246
R2R2
46
R246R2R
6
2903
903
C2
C
0
29
90
C2
C290
290
C2
C
0
R28RRR281RR2
81811
1
1
R281RR
1
R2
2712
RR
1
R2
2712
R2
71
R2
271
RR
1
R2711
1
R
R
1
271
R2
R271
R271
R2
R
1
4
4
4
4
R230
04
R2304
304
R2
R
R
R 3 4
R 304
4
R
CCCC23
309
C2C2
309
99
C2309
309
C2C
9
RRRRR2307
0
R2
307
R2
777
R2307R2
7
R
RRR2306
306306
R2
66
R2RR
30
00606
6
230
30
C2
2310
C2310
310310
C2
1
2
0
2308
08
08
23
30
C 30
C2
C
C
C230
0
0
C
C
C
C2
7
23
7
2
17
C2
C
1
C
1
C
R2308
0
8
0
RR230
330
R2
8
R230
0
RR23
8
C2315
5
23
C
15
C
C2312
2
C
31
C231CC
2
5
5
5
R
R
R
R
R2305
R
0
R2305
R2
R2305
R
5
R
2318
C23 8
3 8
8
8
C
C2319
31
9
C23
CC
23
30
C2
30
C2
4444
23
30
C2
0
CC2304
4
2330
3
330
33
C2
C
C23
C
C
C23
3
3
C2
C
0
23
CC
320
C2
2
320
C2
00
320
C2
0
C
03
0
0
0
0
0
23
3
R2
R23
23
3
R2
23
3
R2
R 3
2316
C2
16
C
1
23
C2
31
C2
31
66
231
C2
1
C
1
C2316
C2314
4
14
1
C
C231
31
C2
C231
1
1
C
2
2
2
290
02
C2
C2902
C
C290
02
C2
C
2
RRR245R2
4
R2
45
9999
R245
4
R
5
RRRR245
4
2
R2
45
88
R245
4
R
5
C2322
2
C
2
C232
3
C2
32
C232C
2
R2455R
5555
R
5
R245R
4
R2
45
R245RR
5
C246
62
246
62
J
2
J
2
1
1
46
C2461
C2461
C
C 46
C2461
C
1
R2452R24
52
R245
452
R2
4
2
R24RR
R2453RR2
53
24
453
6
6
6
5
5
5
5
5
5
5
5
C
C24
45
C2
C
C245
C2
C
C24
45
C
C
C
C
C
C
5
456
C
C2455
55
C245C245
5
CCCC245C2
4545
C2
4444
C245C2
45
5
C
4
3
3
3
C2453
453
453
C2
C
C
C
C2453
453
3
C
C
C
IC24
IC241
IC2
IC
C2463
3
2463
C
6
C2
246
C246
C246
246
C
6
2464
C2C
6
246
6
C2C2
46
246
6
C2C
6
R2465
5
6
R
6
R246
6
R2
46
R246
6
R
6
2454
R2
4
445
4
54
4
54
4
45
R2460
60
R
6
R246
R246
R246
R
6
TP12
(GND)
L2151 TP11 TP12
TP25
XF231 IC231
XF233
L2101
L2102
TP15
TP13 TP14
TP24
1 . F M
S t e p
Adjusting
Connection
S G
S e t
Adjustment
Remark
Circuit
I n p u t
O u t p u t
Frequency
Position
1
IF Alignment
FM ANT.
SG=66dBµV
IC231 3,22pin
TP24, TP25
98.0MHz
---
XF233
0.0 ± 0.05V
2
Cover
---
Connect Digital DC voltmeter
87.5MHz
Low
L2102
Alignment voltage is
more than 0.8V.
voltage
---
to TP11(H), TP12(E).
108.0MHz
High
Confirm voltage is less
than 9.0V.
3
Tracking
Connect FM SG to FM Antenna
Connect to VTVM
90.0MHz
Low
L2101
Max.
(SG= about 8dBµV)
TP13(L) or TP14(R), TP15(E)
106.0MHz
High
2 . A M
S t e p
Adjusting
Connection
S G
S e t
Adjustment
Remark
Circuit
I n p u t
O u t p u t
Frequency
Position
1
IF Alignment
Loop Ant.
IC231 19pin(DCCUT)
TP26(GND)
522kHz
XF231
2
Cover
---
Connect Digital DC voltmeter
522kHz
Low
---
more than 0.8V
voltage
---
toTP11(H), TP12(E).
1710 kHz
High
---
less than 9.0V
3
Tracking
Connect AM SG to
Connect to VTVM
603kHz
Low
L2151-a
Max.
Test loop Ant.
(SG= About 80dBµV)
TP13(L) or TP14(R), TP15(E).
1404kHz
High