6-8. IC PIN FUNCTION
• IC501 CXP82612-021Q (MASTER CONTROL)
Pin No. Pin Name I/O Function
1 +5V (TIMER) – Connected to +5V
2 RM (BUS 1N) I Audio bus input
3 +5V – Connected to +5V
4 OPEN – Not used
5 OPEN – Not used
6 (BUSOUT) – Not used
7 PGML O Latch signal output to digital filter (IC201)
8 CLK O Serial clock output
9 SENSE I SENSE signal input
10 DATA O Serial data output
11 SQCK O Read out clock output for subcode Q data
12 SUBQ I Subcode Q data input
13 OPEN – Not used
14 AMUTE O Analog muting control signal output
15 LDON O Optical pick-up laser diode control output
16 XLT O Serial data latch signal output
17 RVLED – Not used
18 RV+ – Not used
19 RV– – Not used
20 LDOUT O Loading motor control signal output
21 LDIN I Loading motor control signal input
22 KEY0 I Key input (S503)
23 KEY1 I Key input (S520-S527)
24 KEY2 I Key input (S501-S503)
25 KEY3 – Not used (Fixed at “H”)
26,27 KEY4,KEY5 I Key input (S531)
28 ADJ/AFADJ – ADJ/AFJ test pin
29 IN/OUTSW I Loading IN/OUT switch input
30 RST I Reset signal input
31 EXTAL I Clock input (4MHz)
32 XTAL O Clock output (4MHz)
33 VSS – Ground
34-41 OPEN – Not used
42-62 S21-S1 O FL segment output
63-67 1G-5G O FL grid output
68 OPEN – Not used
69,70 6G, 7G O FL grid output
71 –30V (VFDP) – –30V power supply for FL display tube
72 +5V (VDD) – +5V power supply
73 +5V – +5V power supply
74 GND – Ground
75 – – Not used (Fixed at “H”)
76 HI-Z – Not used (Fixed at “H”)
77 – – Not used (Fixed at “H”)
78 SCOR I Read out timing signal input for subcode Q data
79,80 +5V – Connected to +5V
— 23 —
— 24 —
BUFF
BUFF BUFF
BUFF
R
RF
F
1CH1 OUT F
2CH1 OUT R
3CAPA IN 1
4CH1 R IN
5CH1 F IN
6VREF IN
7VREF OUT
8GND
9CH2 F IN
10CH2 R IN
11CAPA IN 2
12CH2 OUT R
13CH2 OUT F
14GND
28 GND
27 CH4 OUT F
26 CH4 OUT R
25 VB IN
24 VS IN
23 VB IN
22 VCC
21 VCC
20 CH3 F IN
19 CH3 R IN
18 CAPA IN 3
17 CH3 OUT R
16 CH3 OUT F
15 MUTE
LEVEL
SHIFT
INTERFACE
BUFF
BUFF
BUFF
BUFF
R
F
R
F
BUFF
INTERFACE INTERFACE
FF
RR
MUTE
IC102 BA6392FP
IC103 CXA1821M-T6
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
LD VCCVCC
PD LD ON
A LC/PD
B RFE
C RFO
D FE
VEE FE BIAS
F TE
E VC
VC
VC BUFFER
TRACKING ERROR AMP
FOCUS ERROR AMP
RF EQ AMP
APC LD AMP
RF SUMMING AMP
EI EO
VEE
VCC
VCC
VC
VC
VC
VC
VC
VC
VC
VEE
VEE
VEE
VREF
68
67 62 63 64 20 19
C4M
FSTO
XTAI
XTAO
XTSL
VCKI
VPCO
69C16M 43 PSSL
18PDO
13VCO1
12VCO0
33PCO
32FILI
31FILO
34CLTV
36RFAC
38ASYI
39ASYO
42ASYE
73WFCK
74SCOR
76EXCK
75SBSO
72EMPH
78SQCK
77SQSO
95MON
94FSW
96MDP
97MDS
26RFDC
27TE
28SE
29FE
30
25
VC
RFC
CLOCK
GENERATOR
ASYMMETRY
CORRECTION
DIGITAL
PLL
VARI-PITCH
(
DOUBLE SPEED
)
EFM
DEMODULATOR
TIMING
GENERATOR 1
TIMING
GENERATOR 2
CLV
PROCESSOR
FOCUS SERVO
MIRR
DFCT
FOK DETECTOR
SUBCODE
P-W
PROCESSOR
SUBCODE
Q
PROCESSOR
SERVO
MICRO PROGRAM
INTERFACE
SERVO
AUTO
SEQUENCER
SERIAL
PARALLEL
PROCESSOR
18-TIMES
OVERSAMPLING
FILTER
SWITCH
&
BUFFER
A/D
CONVERTER
SYNC
PROTECTOR
D/A
DATA PROCESSOR
ADDRESS
GENERATOR
PRIORITY
ENCODER
NOISE
SHAPER
MUX
CPU INTERFACE
32K RAM
RESISTER
ERROR CORRECTOR
PEAK DETECTOR
DIGITAL OUT
24
ADIO
21
AVDD
40
AVDD
23
AVSS
35
AVSS
41
ADD
90
ADD
15
DVSS
65
DVSS
81
XRST
22
IGEN
37
BIAS
44
WDCK
45
LRCK
66
FSTI
82
DIRC
83
SCLK
84
DFSW
85
ATSK
98
LOCK
99
SRON, SRDR1, 2
SFON, SFDR3, 100
DA01-1661-46
TFDR, TFON4, 7
TRON, TRDR5, 6
FFDR, FFON8, 11
FRON, FRDR9, 10
SSTP
16
TES2
14
TEST
17
TES3
TRACKING
SERVO
SLED PWM
GENERATOR
2
TRACKING PWM
GENERATOR
FOCUS PWM
GENERATOR
SLED SERVO
SERVO DSP PWM GENERATOR
2
2
2
2
2
93 FOK
92 DFCT
91 MIRR
80 SENS
89 COUT
88 CLOK
86 DATA
71 D OUT
79 MUTE
70 MD2
87 XLAT
16
6-9. IC BLOCK DIAGRAMS
IC101 CXD2545Q
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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