Sony CDX-C560RDS Service Manual ▷ View online
– 25 –
• IC701
µ
PD78058G (MAIN SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Pin Description
1 – 3
DB1 — 3
O
D-BASS select control output
4
AVSS
—
GND for A/D conversion.
5
TIMPOL
I
Time poling with/without setting input
6
ILL-IN
I
Illuminator detection input
7
AVREF
—
Reference voltage for D/A conversion.
8
SQ SI
I
SUBQ data input
9
NIL
—
Connect to GND.
10
SQ CKO
O
SUBQ clock output
11
NIL
—
Fixed at “H” (AEP, UK model) or “L” (German model).
12
LCDSO
O
LCD serial data output
13
LCDCKO
O
LCD serial clock output
14
LCD-CE
O
LCD serial chip enable output
15
COLOR
O
Illuminator color select control output
16
UNI-SI
I
Serial data input
17
UNI-SO
O
Serial data output
18
UNI-CKI
I
Serial clock input
19
UNI-CKO
O
Serial clock output
20
BUS-ON
O
BUS ON control output
21
DIMMER
O
DIMMER control output
22
NCO
—
Not used.
23
ILLON
O
Illuminator power control output
24
CDMON
O
CD mechanism power control output
25
CD ON
O
CD power control output
26
NCO
—
Not used.
27
PW ON
O
System power control output
28
SYS RST
O
System reset control output
29
VOLSO
O
Electric volume serial data output
30
VOLCKO
O
Electric volume serial clock output
31
VOLCE
O
Electric volume serial chip enable output
32
TSTIN0
I
Load/Eject inhibit setting input
33
VSS
—
GND for microcomputer.
34
ACC IN
I
Accessory power voltage detection input
35
TEL.MUTE
I
Telephone mute detection input
36
TBTGSEL
I
CD tracking balance/tracking gain automatic adjustment select input
37
TEST
I
TEST mode direct setting
38
PW SEL
I
Power select initial setting
39
NOSE-SW
I
Detachable panel detection
40
A MUT
O
Audio mute control output
41
AMPMUTE
O
Power amplifier mute control output
42
AD ON
O
Power control output for A/D conversion.
43
LD ON
O
Laser ON/OFF control output
44
EMPH O
O
Emphasis control output
45
L SW
I
Sled limit switch
46
BEEP
O
Buzzer control output
47
CD LAT
O
CD signal processing latch output
48
CD SO
O
CD signal processing serial data output
Pin No.
Pin Name
I/O
Pin Description
49
CD CKO
O
CD signal processing serial clock output
50
CD RST
O
CD signal processing IC reset output
51
F OK
I
Focus signal detection input
52
8CM
—
Connect to GND.
53
GFS
I
GFS signal detection input
54
IN SW
I
Disc insert detection input
55, 56
CTL1, 2
O
Driver IC control output 1, 2
57
D-SW
I
Down switch detection input
58
LM EJ
O
Loading motor control output (Eject direction)
59
LM MOD
O
Loading motor control output (Loading direction)
60
RESET
I
Reset input
61
SIRCS
I
Remote commander input
62
BU IN
I
Back-up power detection input
63
KEYACK
I
Key input acknowledge (WAKE UP)
64
SELF SW
I
Disc self store detection input
65
SCOR
I
SCOR signal detection input
66
CNIN
I
Track jump number count input
67
SENS
I
SENS signal detection input
68
VDD
—
Power supply for microcomputer.
69
X OUT
O
Main crystal oscillator output pin (5 MHz)
70
X IN
I
Main crystal oscillator input pin (5 MHz)
71
GND
—
GND for microcomputer.
72
XT OUT
O
Sub crystal oscillator output pin (32.768 kHz)
73
XT IN
I
Sub crystal oscillator input pin (32.768 kHz)
74
AVDD
—
Power supply for A/D conversion.
75
AVREF
—
Reference power supply for A/D conversion.
76, 77
KEY-IN0, 1
I
Key input
78, 79
RC-IN0, 1
I
Rotary commander input 0, 1
80
D-BASS.IN
I
D-BASS rotary switch input
– 26 –
– 27 –
– 28 –
14 RF
59 CLKO
57 XLTO
56 DATO
21
PCMD
20
LRCK
22
BCK
34
XTAI
50 XRST
DIGITAL SIGNAL
PROCESSOR
IC1
55 CNIN
54 SEIN
1
FOK
3
MDP
43
SCOR
46
SQSO
47
SQCK
49
SENS
51
DATA
52
XLAT
53
CLOK
35 PD1
36 PD2
39 E
38 F
31
RFO
19
CLK
20
XLT
21
DATA
RF AMP, SERVO CONTROL
IC2
OPTICAL PICK-UP
KSS-520A
37 FE BIAS
CD 5V
PD
LD
RV1
FOCUS BIAS
RV4
FOCUS GAIN
LD DRIVE
Q2
1
FEO
2
FEI
16
SLO
22
XRST
23
C. OUT
24
SENS
25
FOK
6
FEO
13
TAO
34 PD
33 LD
Q1
16 CH2+
15 CH2-
18 CH1+
17 CH1-
19
CH1 IN
22
CH2 IN
24
CH3 IN
TRACKING
FOCUS
3
CH4 IN
FOCUS/TRACKING COIL DRIVE,
MOTOR DRIVE
IC3
13 CH3+
14 CH3-
M902
(SLED)
M901
(SPINDLE)
M903
(LOADING)
12 CH4+
11 COM
6
FWD
7
REW
4
CTL1
5
CTL2
10 CH5+
3
DI
1
LRCI
2
BCKI
4
CLK
9
DOUT
10
BCKO
11
LRCO
6
RSTN
D-BASS
CONTROL
IC403
14
MOD1
15
MOD2
16
DB/DS
5
DATA
6
DCK
4
LRCK
19 CLKO
12
VOUTL
9
VOUTR
R-CH
1
IC402
2
1
XTI
20 XTO
DIGITAL FILTER, D/A CONVERTER
IC401
X401
16.9344MHz
17
DM2
16
DM1
15
RSTB
44 EMPH O
1
DB1
2
DB2
3
DB3
65 SCOR
8
SQ SI
10 SQ CKO
67 SENS
MAIN SYSTEM CONTROL
IC701(1/2)
CD 5V
M
M
M
INVERTER
48 SO
47 LAT CD
49 CKO
50 CD RST
51 FOK
66 C. OUT
43 LD ON
59 REV
58 FWD
56 CTL2
55 CTL1
24 CD MON
25 CD ON
45 L SW
SW3
(LIMIT)
POWER
CONTROL
Q453, 454
Q453, 454
POWER
CONTROL
Q451, 452
Q451, 452
57 D SW
SW4
(DOWN)
64 SELF SW
SW2
(SELF)
54 IN SW
SW1
(DISC IN)
BATT
MD8V
CD5V
MAIN
SECTION
1
Signal path
: CD
: CD
CDX-C560RDS
4-2. BLOCK DIAGRAM — CD SECTION —
– 31 –
4-4. CIRCUIT BOARDS LOCATION
MAIN board
LOAD SW board
SUB board
DISC IN SW board
DISPLAY board
tuner unit
(TUX-006/2(E))
(TUX-006/2(E))
LIMIT SW board
Click on the first or last page to see other CDX-C560RDS service manuals if exist.