Sony ZS-Y3 Service Manual ▷ View online
29
29
ZS-Y3
ZS-Y3
5-14. SCHEMATIC DIAGRAM – POWER SECTION –
(Page 24)
CN901
C908
C907
C905
C901
D901
D902
C902
C903
D903
D904
C904
C906
CN902
J901
JW902
JW906
JW905
JW901
TP906
TP905
TP903
TP902
TP901
CN903
WP901
TP904
F901
T901
JW903
JW904
3P
0.01
4700
16V
0.01
0.022
1N4002B
1N4002B
0.022
0.022
1N4002B
1N4002B
0.022
10
50V
2P
3P
1P
2.5A
125V
BATT
GND
AC.HI
GND
+B
GND
BATT
DRY BATTERY
SIZE"C"
(IEC DESIGNATION R14)
6PCS. 9V
POWER TRANSFORMER
AC IN
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
line with mark 0 are critical for safety.
Replace only with part number specified.
30
30
ZS-Y3
ZS-Y3
– CD Board –
• IC Block Diagrams
IC701 LC78646E-E
60
59
58
57
56
55
54
53
52
1
2
3
3
4
5
6
7
8
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
SLCO
SLCIST
EFMIN
RF
FDO
SPDO
SLDO
GPDAC
FDO
SPDO
SLDO
GPDAC
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
V/P
V/P
FSEQ
MONI1
MONI2
MONI3
MONI4
MONI5
V/P
FSEQ
MONI1
MONI2
MONI3
MONI4
MONI5
VSS
VDD(3.3V)
69 68 67 66
65 64 63 62 61
VSS
VDD5
DRF
RES
WRQ
DO
DI
CL
CE
79
78 77 76 75 74 73 72 71
LDS
80
LDD
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT1
CONT2
70
CONT3
WRQ
DO
DI
CL
CE
CE
FR
VVDD
PCKIST
VVSS
SBCK/FG
PDO2
PDO1
CONT1-3
SBCK/CONT6
CONT4,5
CONT4,5
DRF
WRQ
DO
DI
CL
CE
LDS
LDD
LDS
LDD
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT1
CONT2
CONT3
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
FIN1
FIN2
TIN1
TIN2
REFI
REFI
DEFECT
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
SLCO
SLCIST
EFMIN
RF
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMON
JITTC
JITTC
ADAVDD
ADAVSS
ADAVDD
ADAVSS
TDO
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
DATA
DATACK
LRSY
RVDD
RVSS
RCHO
LCHO
LVSS
LVDD
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
FSX/16MIN
EFLG
C2F
FSX/16MIN
XVSS
XIN
XOUT
XVDD
16MOUT
XVSS
XIN
XOUT
XVDD
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
FSX/16MIN
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
39 40
DOUT
TEST
51
50
49
48
47
46
45
44
43
42
41
+
–
MIX
PH
BH
MONI
CONT
CONT
AGC
+
–
+
–
+
–
+
–
+
–
+
–
LPF
TBAL
TBAL
RAM
TDO
TRACK JUMP
SW
D/A
APC
SUBCODE DECODE CRC
GENERAL PURPOSE
PORTS
8FS
DIGITAL FILTER
1BIT DAC
LPF
ERROR
CORRECTION
AUDIO CD
MONITOR SIGNAL SELECTOR
EXTERNAL
AUDIO IN
AUTO ADJUST
FRAME SYNC
DETECT,PROTECT,INSERT,
EFM DECODE
A/D
CLOCK
GENERATOR
COMMAND
INTERFACE
INTERFACE
SERVO PROCESSOR
LEVEL SET
+
–
S/H
SW
DRF
DRF
ATTENUATION
DEEMPHASIS
INTERPOLATION
MUTE
RUPTURE DEFECT
SLICE LEVEL
CONTROL
CLV,CAV
CONTROL
SERIAL
OUT
AUDIO OUT
RAM
JITTER
DETECT
PLL
VCEC
FE
TE
TEC
RF
RFMON
VREF
SPDO
SLDO
GPDAC
FSEQ
MONI1-5
FDO
LPF
LPF
EQ
– TU Board –
IC1 TA2149BN
IC702 BA5826FP-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
13
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVEL
SHIFT
LEVEL
SHIFT
THERMAL
SHUT-DOWN
MONITOR
LEVEL
SHIFT
LEVEL
SHIFT
D.BUFF
D.BUFF
D.BUFF
GND
SLIN
(SLIN)
VREF
VCC
VCC
(FIN)
FIN
F–
F+
SL–
SL+
NC
OPIN
SP–
REG–B
SP+
SPIN
RST
REGO
MUTE
GND
TIN
(TIN)
T–
T+
GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF
D.BUFF
REGULATOR
DRIVER
MUTE
VCC
VCC
RF GND
3
2
1
IF REQ
AM
MIX
FM RFIN
AM LOW CUT
5
4
MIX OUT
VCC
AM IF IN
8
7
6
FM IF IN
GND
10
9
AGC
QUAD
12
11
R-OUT
L-OUT
FM RFOUT
22
23
24
20
21
17
18
19
15
16
13
14
AM RFIN
RF VCC
FM OSC
ST LED
OSC OUT
AM OSC
IF REQ
LPF1
MPX IN
DET OUT
LPF2
FM
MIX
FM
OSC
LEVEL
DET
AM
DET
MUTE
FM
DET
ST/MO
FM/AM
AM
OSC
AGC
SW
ST
1/8
BUFF
BUFF
DIVIDE
DECODE
VCO
IF BUFF
AF BUFF
AF
FM RF
AM IF
FM IF
1/1 OR
1/16
IC2 LC72137M-TLM-E
11
10
9
8
7
6
5
4
3
2
1
12
13
14
15
16
19
20
UNLOCK
DETECTOR
POWER ON
RESET
UNIVERSAL
COUNTER
CCB
I/F
CE
DI
CL
DO
XOUT
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
17
18
31
ZS-Y3
– MAIN Board –
IC301 BD3870FS-E2
32
ZS-Y3
Pin No.
Pin Name
I/O
Description
1
VCC
—
Power supply terminal (+3.3V)
2 to 4
SIMUKE1 to SIMUKE3
I
Destination setting terminal
5
TEST-A
I
Test mode setting terminal Normally fixed at “H”
6
BATT-CHK
—
Not used
7 to 10
NC
—
Not used
11
CD-DOOR
I
CD lid open/close detection switch input terminal “L”: CD lid is close
12
AC-CHK
I
AC voltage detection signal input terminal “L”: AC detected
13 to 15
NC
—
Not used
16
3.3V-MONITOR
I
CD voltage (+3.3V) detection signal input terminal
17
CD-WRQ
I
Interruption detection signal input from the digital signal processor
18
NC
—
Not used
19
RMC-IN
I
Remote control signal input terminal
20, 21
NC
—
Not used
22
CD-RES
O
System reset signal output to the digital signal processor “L”: reset
23
CD-CE
O
Chip enable signal output to the digital signal processor
24
CD-DRF
I
Focus on/off detection signal input from the digital signal processor
25
CD-FSEQ
I
Synchronizing signal detection signal input from the digital signal processor
26
CD-DIN
O
Serial data output to the digital signal processor
27
CD-DOUT
I
Serial data input from the digital signal processor
28
CD-CLK
O
Serial data transfer clock signal output to the digital signal processor
29
AVR
—
Not used
30
AVCC
—
Power supply terminal (+3.3V)
31
AGND
—
Ground terminal
32 to 34
KEY1 to KEY3
I
Key input terminal (A/D input)
35, 36
NC
—
Not used
37
BTT-CHK-H
I
Battery high voltage detection input terminal
38
BTT-CHK-M
I
Battery middle voltage detection input terminal Not used
39
V-CHECK
O
Power supply voltage detection signal input terminal for the electrical volume
40 to 42
NC
—
Not used
43
V-CLK
O
Serial data transfer clock signal output to the electrical volume
44
V-DATA
O
Serial data output to the electrical volume
45
NC
—
Not used
46
SCL
O
Serial clock signal output terminal to the EEPROM
47
SDA
I/O
Two-way serial data bus with the EEPROM
48
X1A
O
Sub system clock output terminal (75 kHz)
49
X0A
I
Sub system clock input terminal (75 kHz)
50
VSS
—
Ground terminal
51
VDD
—
Power supply terminal (+3.3V)
52 to 54
V3 to V1
—
Terminal for doubler circuit capacitor connection to develop liquid crystal display drive
voltage
55 to 58
COM0 to COM3
O
Common drive signal output to the liquid crystal display
59 to 75
S0 to S16
O
Segment drive signal output to the liquid crystal display
76 to 78
NC
—
Not used
79
PL-CONT
O
Trigger plunger drive signal output “H”: plunger on
80
BACK-LIGHT
O
LCD back light on/off control signal output terminal “H”: LED ON
81
M-BASS
O
MEGA BASS on/off control signal output terminal “H”: active
82
P-CON
O
Power control signal output terminal “H”: active
• IC Pin Function Description
MAIN BOARD IC802 MB89498PF-G-102-BNDE1 (SYSTEM CONTROLLER)
MAIN BOARD IC802 MB89498PF-G-102-BNDE1 (SYSTEM CONTROLLER)
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