Read Sony HS-RM536 / HS-RM539 Service Manual online
11
11
HS-RM536/RM539
4-2. BLOCK DIAGRAMS
• Signal path.
F
:
FM
f
:
AM
E
:
PB
B. P. F
CT1
L1
AM
FERRITE BAR
ANTENNA
IFT1 AM IFT
X1
10.7MHz
CF1
450kHz
CF2
10.7MHz
BPF1
FM RF IN
AM RF IN
MIX OUT
VCC
QUAD
FM IF IN
AM IF IN
DET
OUT
MPX IN
L-OUT
R-OUT
FM RF OUT
TU +B
Q1
BUFFER
CONTROL
SWITCHES
LOGIC
LCD801
LIQUID CRYSTAL
DISPLAY
DC IN 3V
1
24
4
6
12
8
18
17
MIX IN (L)
30
H.PIN (L)
28
MIX IN (R)
29
FWD IN (L)
9
10
12
LPF OUT
61
LPF IN
60
E0
59
FM IN
56
AM IN
57
BAND
11
SD
29
HOLD
26
PB0-3
PA0-3
L CH
1
L CH
64
ID1
14
ID2
15
ID3
16
48-45
COM1-4
3
I
6
7
I
10
S1-13
44-32
44-32
FWD IN (R)
REV IN (L)
REV IN (R)
11
H.PIN (R)
27
PW IN (L)
22
PW IN (R)
23
M VREF
34
IN +
35
S/S
3
SYSTEM
15
PW MUTE
21
L.B SW
32
14
MIX OUT (L) 24
MIX OUT (R) 25
MOTOR CTL 25
REC CTL 30
MUTE 27
SUPER BASS
RM539
RM539
13
REMOTE 23
BACK UP 18
BACK UP CHECK 21
RESET 53
RADIO ON 28
AMP ON 19
TAPE 17
DIR IN 31
PW OUT (L) 16
PW OUT (R) 20
U
RV301
VOLUME
SFR601
MOTOR
MOTOR
SPEED
39
V 40
W 41
13
7
23
FM OSC 21
AM OSC 20
LPF2 16
TUN LED 18
M601
CAPSTAN
/REEL
MOTOR
J301
PHONES
DRY BATTERY
SIZE AA
(IEC DESIGNATION: R6)
2 PIECES
3VDC
J901
S811
TAPE
TAPE
POWER
S812
TAPE
TAPE
DIR
MOTOR
+B
VCC
TU +B
X801
75kHz
S802 - 809
TU +B
S801
HOLD
Q903
Q901, 902
HP601
PLAYBACK
L-CH
FWD
R-CH
L-CH
REV
R-CH
IC301
TAPE HEAD AMP, MOTOR DRIVE, POWER AMP
IC1
FM/AM RF, IF AMP, FM MPX
IC801
SYSTEM CONTROL,
LCD DRIVE
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