Sony PMC-107L Service Manual

5-4. BLOCK DIAGRAM — MAIN SECTION —
– 25 – – 26 –
M
5
4
21
6
24
55
62
70 69 68 57
4
11
5 6 7
72 74 76 32 58 6167
23–20
15
52
17
13 12 20 19 18
49 48 50 47
53
21
20 31 24 2
5
12
23
22
PBIN1
REC1
P/R
VREFVREF
RAIN1 TAPE
CDIN1
CD L-CH
ALC AMP
SW301-1
PB REC
SW301-2
PB REC
CONTROL
SEL
OUT1
PRE-AMP
IC301
R-CH
R-CH
L-CH
HRP301
RECORD/PLAYBACK
HEAD
1
CD SECTION
S302
(MD PLAY)
S301
(MD POWER)
T-PLAY
COM0
REC
COM3
19–1, 80–78 30•31 35–38
SEG0 SEG21 R-CE R-CLK R-DATA R-COUNT
LCD801
SURROUND TONE VOL
CONTROL
PORT2 PORT1 CK DATA BC
LATCH
VOLUME/SOUND CONTROL
IC302
POWER AMP
IC303
Q304
SP301
SPEAKER
(L-CH)
R-CH
R-CH
J302
PHONES
V-CE
A-MUTE
60
PA-CON
V-DATA
V-CLK
TAPE
X802
32.768KHz
X801
4.19MHz
CLOCK
SHIFT
Q803
CLOCK
SHIFT
Q804
RESET
IC804
COM 5V
RST R-ST R-MUTE KEY1 KEY4 WP
28
SIRCS
RECEIVER
IC803
RMC
51
REG-CON
42
REG-CHK SHIFT-CLK EXTAL XTAL TEX TX
RADIO
54
CD
TUNER 5V
SWITCH
Q306
T901
POWER
TRANSFORMER
CE
CK
DA CD
MW
10
LW
21
16 17 1 2 8
15 10
14 181922
2123
24 3 7
17 16
12
11
189
1
PD1
AM IN FM IN XOUT XIN IF IN MO/ST FM
X1
75KHz
9 14
AM
OSC
FM
OSC
AM
MIX
FM
MIX
AM RF
FM
RF
IF
BUFFER
MO/ST
BAND
ST-IND
AM
DET
6
FM
DET
AF
BUFFER
H. FREQ.
CUT
Q7
H. FREQ.
IF CUT
Q9
FM
MPX
MUTE
R-CH
Q13
QUAD
VCO
13
IF CUT
R
L
CF4CF3CF2CF1
CFT1
Q20
D3
D4
CT1
L5 L6
LW
SWITCH
Q6
LW
SWITCH
Q3
LPF
Q11
REG
Q12
MW/LW
SWITCH
Q2,4,5
L9, 10
(MW/LW ANT)
CT4
CT5
AMP
Q1
PON+B
FL1
04
D302
BPF
Q18
Q19
D5
L2
CT2
CT3
FM/MW/LW FRONT-END, IF DET,
FM STEREO DEMODULATOR
IC1
SYSTEM CONTROL/LCD DRIVE
IC801 (2/2)
PLL
IC2
Signal path
: FM
: MW
: PLAY
: REC
: CD
Q15
Q8
Q10
OSC
FM LEAD
ANTENNA
MW/LW
FM
CNP1
MW/LW LOOP
ANTENNA
Q805
D806, 807
SW801
|
SW819
TU 5V
CD 5V
SWITCH
Q307
5V REG
Q308
8V REG
Q309, 310
POWER ON
SWITCH
Q311, 312
CD 5V
+8V
VCC
+5V
LED/LAMP
DRIVE
Q806
D801
OPERATION
B+ SWITCH
Q801, 802
+5V REG
IC802
RECT
D901–904
D905
COM 5V
VDD 5V
D804
D805
D802
AC IN
MUTE
CONTROL
Q305, 317
POWER AMP
CONTROL
Q313, 314
STBY
OUT2
VC
IN2
+8V
M301
CAPSTAN /REEL
MOTOR
TU 5V
+5V
VREF
VREF
VREF
BIAS
OSC
Q303
Q301, 316
REC/PB
CONTROL
Q302, 315
REC
PB
T301
REC
BIAS
R-ch : same as L-ch.
PMC-107L

Sony PMC-107L Specifications

General

Brand	Sony
Model	PMC-107L
Category	Stereo System
Language	English