Sony PMC-DR45L Service Manual ▷ View online
PMC-DR45L
– 65 –
– 66 –
6-24. SCHEMATIC DIAGRAM — POWER SECTION — • Refer to page 35 for Note.
(Page 50)
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
no mark : FM
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
– 67 –
– 68 –
24
23
22
21
20
19
18
1
2
3
4
5
6
7
17
15
16
13
14
11
10
9
8
12
OSC
OUT
OUT
AM
OSC IN
AM
RF IN
AM
AGC
AM
DET OUT
FM
DET OUT
PLL
IN
MPX
IN
PILOT
DEL
R
OUT
L
OUT
AFC
AM
IF IN
REG
AM
MIX OUT
FM
IF IN
GND
TU
LED
ST LED
FM DET
VCC
IF OUT
BAND
S/W
ST
S/W
ALC
AGC
COMP
REG
S-CURVE
AM
OSC
FM
IF
FM
DET
AM
MIX
AM
IF
AM/FM
IF
BUFF
AM
DET
DECODER
ANTI-BIRDIE
PILOT
CANCEL
STEREO
SW
P-DET
Ø
VCO
304kHz
AM
RF. AMP
BUFF
LEVEL
DET
TUNING
DRIVE
GND
VCC
FF
38k
FF
19k/0
PILOT
DET
FF
19k/2
π
12
11
10
9
8
7
6
5
4
3
2
1
13
14
15
16
17
20
21
UNLOCK
DETECTOR
POWER ON
RESET
UNIVERSAL
COUNTER
CCB
I/F
NC
CE
DI
CL
DO
XOUT
22 NC
AOUT
XIN
AIN
PD
VSS
VDD
B04
FMIN
AMIN
B01
B02
B03
I01
I02
IFIN
PHASE
DETECTOR
CHARGE
PUMP
REFERENCE
DIVIDER
SWALLOW
COUNTER
1/16,1/17
4BITS
12BITS
PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER
LATCH
1/2
18
19
1
2
3
4
8
9
10
11
12
7
18
19
20
21
22
23
24
17
16
15
+
–
–
+
–
–
+
–
–
+
–
–
+
–
–
+
–
–
+
–
–
+
–
–
+
–
–
+
–
–
6
VEE
VEE
VC
VEE
VCC
VCC
VREF
APC PD AMP
APC LD AMP
VC
VCC
+
–
–
5
VC
VC
VC
VCC
VEE
+
–
–
VC
+
–
–
VC
+
–
–
+
–
VC
+
–
–
RF EQ AMP
RF SUMMING AMP
VC
ERROR AMP
FOCUS
14
13
VEE
VC
VC
VC BUFFER
TRACKING
ERROR AMP
HOLD
AGCVTH
LD
PD
A
B
C
D
VEE
F
E
VC
VCC
LC/PD
LD ON
HOLD SW
RF BOT
RFTC
RF 1
RF 0
RFE
FE
TE
AGCCONT
(50%/30%
OFF)
(50%/30%
OFF)
28
27
26
+ –
25
24
23
22
21
20
19
18
1
2
3
4
5
6
7
INTERFACE
MUTE
LEVEL SHIFT
INTERFACE
F
R
R
F
R
F
INTERFACE
R
F
R
F
17
15
16
11
10
9
8
12
14
13
VCC
VREF
VCC
VCC
VCC
VCC
VREF
NC
SPIN
SFDR
SRDR
CAPS
GND
MUTE
VCC
SL
–
SL+
SP
–
SP+
VREFOUT
FFDR
FRDR
CAP1
TFDR
TRDR
CAP2
GND
VREFIN
VCC
T+
T
–
F–
F+
IC1 LA1833N
6-25. IC BLOCK DIAGRAMS
IC2 LC72137-D
IC701 CXA2568M
IC703 BA5974FP
– 69 –
IC702 CXD2587Q
IC301 TA2068N
60
59 58 57
61
62
63
64
65
56 55 54 53
51 50 49
43 42 41
37
36
35
34
38
39
40
48
47
46
45
44
52
DIGITAL
OUT
TIMING
LOGIC
ERROR
CORRECTOR
DIGITAL
PLL
ASYMMETRY
CORRECTION
CORRECTION
CLOCK
GENERATOR
DIGITAL
CLV
MIRR, DFCT,
FOK
DETECTOR
16K
RAM
EFM
DEMODULATOR
D/A
INTERFACE
67
68
69
70
71
72
73
74
75
76
77
78
79
80
66
INTERNAL BUS
OPERATIONAL
AMPLIFIER
ANALOG SWITCH
A/D
CONVERTER
33
PWM GENERATOR
32
31
30
29
28
26
25
24
23
22
21
9
8
7
6
5
4
3
2
1
10 11 12 13 14 15 16 17 18
19 20
27
FOCUS PWM
GENERATOR
TRACKING
PWM GENERATOR
SLED PWM
GENERATOR
SERVO DSP
FOCUS
SERVO
SERVO
TRACKING
SERVO
SLED
SERVO
SERVO
INTRFACE
SERVO AUTO
SEQUENCER
CPU
INTERFACE
SUBCODE
PROCESSOR
PWM
PWM
3rd ORDER
NOISE SHAPER
OVER SAMPLING
DIGITAL FILTER
SERIAL IN
INTERFACE
DOUT
VDD
VSS
AVDD3
PCO
FILI
FILO
CTLV
AVSS3
RFAC
BIAS
ASYI
ASYO
AVDD0
IGEN
AVSS0
ADIO
RFDC
CE
TE
XRST
SQSO
SQCK
SYSM
XLAT
DATA
CLOK
SENS
SCLK
VDD
ATSK
SPOA
SPOB
XLON
WFCK
XUGF
XPCK
GFS
C2PO
SCOR
SE
FE
VC
XTSL
TES1
TEST
VSS
FRDR
FFDR
TRDR
TFDR
SRDR
SFDR
SSTP
MDP
LOCK
FOK
DFCT
MIRR
COUT
LRCK
PCMD
BCK
EMPH
XVDD
XTAI
XTAO
XVSS
AVDD1
AOUT1
AIN1
LOUT1
AVSS1
AVSS2
LOUT2
AIN2
AOUT2
AVDD2
RMUT
LMUT
1
2
3
4
5
9
17
18
19
20
21
22
23
24
16
15
14
13
8
6
7
10
11
12
–
+
+
+
–
–
+
–
–
–
+
+
+
–
–
TAPE
RADIO
NAS AMP1
BUF. AMP A1
TAPE
LINE
BUF. AMP B1
ALC1
ALC2
LOGIC
DET
REC AMP2
REC AMP1
MONITOR AMP1
MONITOR AMP2
ON
MUTE
ON
MUTE
ON
MUTE
TAPE
LINE
NAS AMP2
BUF. AMP A2
BUF. AMP B2
REF. AMP
TAPE
RADIO
MIC AMP1
M. NF
R. PO
R. NF
R. RO
R. IN
GND
REF
L IN
L. RO
L. NF
L. PO
AGC
MIC
LINE IN R
TAPE
TU R
LINE TU
OUT/R
VCC
OUT/L
REC
TU L
MIC I/EX
LINE IN L
VCC
– 70 –
IC302 BD3859FV
IC304 LA2010
40
39
38
37
36
VCC/2
VCC/2
TRBL1
35
34
33
TRBL2
BUS2
0dB
–31dB
+
–
VCC/2
VCC/2
+
–
VCC/2
VCC/2
1
2
3
4
5
6
7
8
9
10
11
12
VCC/2
AGC
32
31
30
29
28
27
26
BUS1
DYNAMIC
BUS1
25
24
DYNAMIC
BUS2
23
22
21
VCC
0dB
|
–56dB
+
–
13
15
0dB
|
–56dB
+
–
16
17
14
AGND
18
19
20
DGND
LOGIC
V-CLK
V-DAT/LAT
D. GND
A. GND
OUT-R
VR. IN-R
T. OUT-R
OUT-L
VR. IN-L
T. OUT-L
DBB. SW-T
VREF. FILT
LIN. IN-R
LIN. IN-L
TU. IN-R
TU. IN-L
CD. IN-R
CD. IN-L
TC. IN-R
TC. IN-L
VCC
DBB. DET
FILTER
DBB. BPF-L
DBB. BPF-L
DBB. BPF-L
DBB. BPF-R
DBB. BPF-R
DBB. BPF-R
AGC-T
AGC-LVL
BASS-L
BASS-L
BASS-R
BASS-R
TRBL-R
TRBL-L
FR. IN-L
FR. IN-R
LINE. O-R
LINE. O-L
2
3
5
4
6
7
8
9
1
AMP
IN PUT
DET OUT
NF
TIME
GND
OUT PUT
VCC 2
GND
VCC 1
COMP(1)
COMP(2)
RESET
HOLD
3
2
1
REFERENCE
VOLTAGE
CIRCUITE
CIRCUITE
ERROR
BUFFER
CIRCUITE
CONSTANT
VOLTAGE
CIRCUITE
CIRCUITE
DRIVE
CIRCUIT
PROTECTIVE
CIRCUIT
OUTPUT
ON/OFF
CONTROL
CIRCUIT
D. OUT
5V
G. GND
LS TYPE
TTL
IC704 GP1F32T
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