Sony WX-C5000 Service Manual ▷ View online
25
SECTION 6
DIAGRAMS
• IC500 µPD78058GC-B51-8BT (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Pin Description
1
VSM
I
FM, AM common signal meter A/D conversion input
2
NIL
I
Not used. (Connect to ground in this set.)
3
SD-IN
I
Station detecter input (“H” : with SD)
4
AVSS
—
Analog ground
5
FM-ST
I
FM stereo input pin (“L” : stereo)
6
AM-ST
I
AM stereo input pin (“L” : stereo)
7
AVREF
—
Reference power supply for D/A conversion.
8
PLL-SI
I
PLL serial data input
9
PLL-SO
O
PLL serial data output
10
PLL-CKO
O
PLL serial clock output
11
PLL-CE
O
PLL serial chip enable output
12
AMS
I
Music with/without detection input at AMS. (“L” : with music, “H” : without music)
13
PLAY/AMS
O
Tape AMS control output
14
F/R
O
FWD/REV detection output (“H” : FWD, “L” : REV)
15
MTL
O
Metal control output (“H” : metal)
16
BUS-SI
I
Uni-link serial interface data input
17
BUS-SO
O
Uni-link serial interface data output
18
BUS-CKI
I
Uni-link serial interface clock input
19
BUS-CKO
O
Uni-link serial interface clock output
20
TAPE-MUTE
O
Tape mute control output
21
DOLON
I/O
Dolby control input/output
22
EQ-CE
O
Equalizer serial chip enable output (Not used in this set.)
23
EQ-CLK
O
Equalizer serial clock output (Not used in this set.)
24
DATA
O
Serial data output
25
VOL-CLK
O
Electronic volume serial clock output
26
VOL-CE
O
Electronic volume serial chip enable output
27
MUT
O
System mute control output
28
AMP-ON
O
Power amplifier power supply control output
29
AUX-MUT
O
AUX mute control output
30
C/B
I/O
Dolby B/C select control output (Not used in this set.)
31
PWR-SEL
I
Power select initial setting input
32
TEST
I
Test mode setting input
33
VSS
—
Ground
34
NIL
I
Not used. (Connect to ground in this set.)
35
POWER-ON
O
System power supply control output
36
TUN-ON
O
Tuner power supply control output
37
FM-ON
O
FM power supply control output
38
AM-ON
O
AM power supply control output (Not used in this set.)
39
NIL
I
Not used. (Connect to ground in this set.)
40
CM-ON
O
Capstan motor control output
41
TP-ON
O
Tape power supply control output
42
LM-EJ
O
Loading motor control output (Eject direction)
43
LM-LOD
O
Loading motor control output (Loading direction)
44, 45
POS1, 0
I
Position signal detection input 1, 0
46
BEEP
O
Buzzer control output
47, 48
POS2, 3
I
Position signal detection input 2, 3
49
REL
I
Reel stand rotation detection input
50
RC-IN1
I
Rotary commander A/D conversion input 1
51
SUB-CE
O
Sub serial chip enable output (Not used in this set.)
52
SUB-DATA
O
Sub serial data output (Not used in this set.)
53
SUB-CLK
O
Sub serial clock output (Not used in this set.)
6-1. IC PIN DESCRIPTIONS
26
Pin No.
Pin Name
I/O
Pin Description
54
SYS-RST
O
System reset signal output
55
BUS-ON
O
Bus ON control output
56, 57
RE1, 0
I
Rotary encoder input 1, 0
58
AD-ON
O
Power supply output for A/D conversion.
59
RAMBU
I
RAM reset detection input
60
RESET
—
Reset input
61
SIRCS
I
Remote control input (Not used in this set.)
62
BU-IN
I
Backup power detection input
63
NIL
—
Not used (Connect to ground in this set.)
64
ACC-IN
I
Accessory power supply detection input
65
DIMMER
I
Dimmer control input
66
TEL-MUTE
I
Telephone mute control input
67
KEY-ACK
I
Key input acknowledge
68
VDD
—
µ-con power supply
69
X2
O
Main ceramic oscillator output (5 MHz)
70
X1
I
Main ceramic oscillator input (5 MHz)
71
IC
—
Connect to ground in this set.
72
XT2
O
Sub crystal oscillator output (32.768 kHz)
73
XT1
I
Sub crystal oscillator input (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 0, 1
78
KEY-IN2
I
Key input 2 (Not used in this set.)
79
RC-IN0
I
Rotary commander A/D conversion input 0
80
DSTSEL
I
Initial setting input of destination.
27
• IC801 µPD78054GC-A32-8BT (CD SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Pin Description
1
LEDCLK
—
Not used in this set.
2
LEDCKO
—
Not used in this set.
3
LEDSO
—
Not used in this set.
4
AVSS
—
Analog ground
5
FL-CE0
O
Display driver chip select output 0
6
FL-CE1
O
Display driver chip select output 1 (Not used in this set.)
7
AVREF1
—
Reference power supply for D/A conversion.
8
FL-RST
O
Display driver reset output (Not used in this set.)
9
FL-SO
O
Display driver data output
10
FL-CKO
O
Display driver clock output
11
SRDT
—
Not used in this set.
12
NCO
—
Not used.
13
SCLK
—
Not used in this set.
14
FL-BLK
O
Display driver blank control output
15
NIL
—
Not used. (Connect to ground in this set.)
16
UNISI
I
Uni-link serial interface data input
17
UNISO
O
Uni-link serial interface data output
18
UNICKI
I
Uni-link serial interface clock input
19
LINKOFF
O
Link off output
20
ILLON
O
Illumination power supply control output
21
CMDON
O
CD mechanism power supply control output
22
CD-ON
O
CD power supply control output
23
SP-SEL
O
Signal (L/R channel) select control signal output to spectrum analyzer control IC.
24
SP-C
O
Frequency select control signal output to spectrum analyzer control IC.
25
SP-B
O
Frequency select control signal output to spectrum analyzer control IC.
26
SP-A
O
Frequency select control signal output to spectrum analyzer control IC.
27
CDMUT
O
CD mute control output
28
EMPH-O
O
Emphasis control output
29
CD-RST
O
CD signal process IC reset output
30
XMODE
—
Not used in this set.
31, 32
NIL
—
Not used. (Connect to ground in this set.)
33
VSS
—
Ground
34
TBTGSEL
I
CD tracking balance, tracking gain auto adjustment select input.
35 – 39
NIL
—
Not used. (Connect to ground in this set.)
40
GFS
I
GFS signal detection input
41
SQ-SI
I
SUB Q data input
42
SQ-CKO
O
SUB Q clock output
43
NIL
—
Not used. (Connect to ground in this set.)
44
CD-SO
O
CD signal process serial data output
45
CD-LAT
O
CD signal process latch output
46
CD-CKO
O
CD signal process serial clock output
47
PH2
I
8/12 cm disc detection input
48
F-OK
I
Focus signal detection input
49
LD-ON
O
Laser on/off select control output
50
D-SW
I
Down switch detection input
51
PH1
I
Disc insert detection input
52
L-SW
I
Sled limit switch input
53
LM-LOD
O
Loading motor control output (Loading direction)
54
LM-EJ
O
Loading motor control output (Eject direction)
55
PH3
I
Disc detect sensor input
56
CTL1
O
Driver IC control output
57
NCO
—
Not used.
28
Pin No.
Pin Name
I/O
Pin Description
58
EESIO
O
Not used in this set.
59
EECKO
O
Not used in this set.
60
RESET
—
Reset input
61
SCOR
I
SCOR signal detection input
62
CNIN
I
Track jump count input
63
SELF-SW
I
Disc self store detection input
64
SENS
I
SENS signal detection input
65
DQSY
—
Not used in this set.
66
BUIN
I
Backup power supply detection input
67
BUSON
I
Bus on control input
68
VDD
—
µ-con power supply
69
X2
O
Main ceramic oscillator output (5 MHz)
70
X1
I
Main ceramic oscillator input (5 MHz)
71
IC
—
Not used. (Not used in this set.)
72
XT2
O
Sub crystal oscillator output (Not used in this set.)
73
XT1
I
Sub crystal oscillator input (Connect to ground in this set.)
74
AVDD
—
Power supply for A/D conversion.
75
AVREF
—
Reference power supply for A/D conversion.
76
NIL
—
Not used. (Connect to ground in this set.)
77
SP-IN
I
Spectrum analyzer control signal input from spectrum analyzer control IC.
78
TSTIN0
I
LOAD/EJECT prohibition setting input
79
NCO
—
Not used.
80
LEDOE
—
Not used in this set.
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