
4-13
D
C
B
A
4
5
3
2
1
: USED
: NOT USED
MAIN(FMA/DEMOD)
0
TO
TO TUNER
TO SW.REG
3
BS_IN(R)
EXT3_IN(R)
BS_IN(L)
EXT3_IN(L)
Spectr
al_DET2
1/2Vcc
D
ATA
dbx_REF
fsc_IN
STEREO_PLL
DEM_REF
SIF_IN
Pilot_DET
SAP_Noise_DET
Vcc(MTS)
SAP_DET
LINE_OUT(R)
L+R_REF
GND2
LED
LINE_OUT(L)
Vcc2(12V)
RFC_OUT
RFC_AGC_DET
NORMAL_OUT
NORMAL_IN
Spectral_DET1
Spectral
timing
VIDEO/N.AUDIO
TO
TERMINAL
IC2201
C2202
C2201
C6501
C2221
C2220
C6515
C2219
GND
C2215
C2214
C6516
NA_PB
GND
NA_REC
SW5V
SW12V
C2216
C2217
R2230
L6501
C6510 C6511
R2215
R2209
R2214
A.IN1[R]
LINE_OUT[R]
A.IN1[L]
R2201
LINE_OUT[L]
F.AUDIO[L]
R2203
F.AUDIO[R]
R2202
Q2203
Q2204
R2210
R2231
R2219
R2218
R2213
Q2201
Q2202
R2220
C6505
C6506
COMP
SIF
C2222
Fsc
R2211
R2212
C2231
AL5.8V
GND
C2218
R2216
R2217
RF_AUDIO
C6504
R6502
C6517
C6508
C6509
C6512
C6513
C6514
47
10
0.1
0.022
10
3.3
22
10
10
4.7
47
1k
0.01
220
100
100
47k
47k
6.8k
4.7k
1k
1k
3.9k
4.7k
1k
3.3
0.01
3.3k
3.3k
100pF
10
1k
4.7k
0.1
3.3k
0.22
0.1
0.1
0.022
2.2
0.022
AN3663FBP
/50
/25
/25
/50
/16
/25
/25
/25
/16
OPEN
SHORT
OPEN
2SC4081/QRS/
2SD1819A/QRS/
2PC4081/R/
DTA144WUA
PDTA144WU
UN511E
RN2309
DTC144WUA
PDTC144WU
UN521E
RN1309
/50
OPEN
/25
/50
#
YES
#DIFFERENCE TABLE 1
NO
S-VHS
YES
NO
FM REC LEVEL ADJ.
VR2251
Q2251-Q2254
R2254,R2256
R2258,TP2254
Q2255
R2259
10k
SHORT
#DIFFERENCE TABLE 2
#DIFFERENCE TABLE 3
REAR1 INPUT
R2203
R2204
R2207
R2208
FLYING ERASE
YES
NO
C2261,C2262
4.6 MAIN (FMA/DEMOD) SCHEMATIC DIAGRAM