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21 Terminal Function of IC’s
21.1 IC7002 (MN6627953HB) Servo processor/
Digital signal processor/ Digital filter/ D/A
converter
79
Pin No. Mark
I/O
Function
1
EXT0
I/O
Extend input/output port 0
2
EXT1
I/O
Extend input/output port 1
3
EXT2
I/O
Extend input/output port 2
4
PWMSEL
I PWM output selectioninput(:
Direct; H: Tri-State
5
SPOUT
O
Spindle driver output signal
6
SPPOL
O
Spindle driver output signal
7
TRVP
O
Spindle driver output signal
8
TRVM
O
Spindle driver output signal
9
TRVP2
O
Traverse driver output
signal 2 (+)
10
TRVM2
O
Traverse driver output
signal 2 (-)
11
TRP
O
Traverse driver output
signal (+)
12
TRM
O
Traverse driver output
signal (-)
13
FOP
O
Traverse driver output
signal (+)
14
FOM
O
Traverse driver output
signal (-)
15
IOVDD3
-
I/O power supply 3
16
DVDD1
-
Power supply 1 for digital
circuit
17
DVSS1
-
Digital circuit GND 1
18
ADPVCC
I
Power voltage monitor.
Power voltage input
19
TEIN
I
DSP traverse error signal
input
20
FEIN
I
DSP focus error signal input
21
CEA
I/O
HPF-Amp capacitance
connection terminal
22
RFENV
O
RF envelope signal monitor
23
FEOUT
O
FE Amp output
24
FEN
I
FE Amp reversal input
25
TEN
I
TE Amp reversal input
26
TEOUT
O
TE Amp output
27
VREF
O
VREF output
28
PD
I
APC Amp input
29
LD
O
APC Amp output
30
E
I
Tracking input signal 1
31
F
I
Tracking input signal 2
32
D
I
Tracking input signal 4
33
B
I
Tracking input signal 2
Pin No. Mark
I/O
Function
34
C
I
Tracking input signal 3
35
A
I
Focus input signal 1
36
DCDET
I
Detection HPF capacitance
terminal
37
RFVDD
-
RF Amp power supply
38
RESERVE
-
AVSS2
39
RFOUT
O
RF Amp output
40
RFIN
I
AGC input
41
CAGC
I/O
AGC control terminal
42
ARFOUT
O
AGC output (Audio RF)
43
AVSS2
-
Analog circuit GND 2
44
ARFIN
I
RF signal input
45
DSLF
O
DSL loop filter
46
IREF
I
I (current), Reference input
47
PLLF
O
PLL loop filter
48
PLLF0
O
PLL loop filter
49
AVDD2
-
Analog circuit power supply
2
50
OUTL
O
LCH output signal
51
AVSS1
-
Audio output circuit GND 1
52
N.C.
-
No Connection
53
AVDD1
-
Power supply 1 for analog
circuit
54
OUTR
O
RCH output signal
55
DVSS2
-
Digital circuit GND 2
56
IOVDD1
-
I/O power supply 1
57
DVDD2
-
Power supply 2 for Digital
circuit
58
REGON
I
Laser diode control (H: ON)
59
IOMODE
I
I/O switching setting input
60
NTEST
I
Test mode setting input (H:
ON)
61
TX
O
Digital audio interface
output
62
FLAG
O
Flag signal output
63
MCLK
I
Micro-P serial command
CLK
64
MDATA
I
Micro-P serial command
DATA
65
MLD
I
Micro-P serial command
LOAD
66
STAT
O
Status signal output
Содержание SC-TM23
Страница 8: ...9 Operation Procedures 8 ...
Страница 44: ...44 15 Block Diagram ...
Страница 45: ...45 ...
Страница 46: ...46 ...
Страница 47: ...47 6601 6601 565 ...
Страница 48: ...48 ...
Страница 49: ...49 565 9 ...
Страница 50: ...50 ...
Страница 51: ...51 16 Voltage Measurement ...
Страница 52: ...52 ...
Страница 54: ...17 1 A CD Servo Circuit 54 ...
Страница 55: ...55 ...
Страница 56: ...56 17 2 B Main Tuner Circuit ...
Страница 57: ...57 17 3 B Main Circuit ...
Страница 58: ...58 ...
Страница 59: ...59 ...
Страница 60: ...60 ...
Страница 61: ...17 4 C Panel Circuit 61 ...
Страница 62: ...62 ...
Страница 63: ...63 17 5 D Transformer Circuit E CD Detect Circuit F Spindle Position Circuit G CD Loading Circuit ...
Страница 64: ...64 17 6 H Power Circuit ...
Страница 65: ...65 17 7 I Deck Circuit J Mechanism Circuit ...
Страница 66: ...66 ...
Страница 68: ...68 18 2 B Main P C B ...
Страница 69: ...69 ...
Страница 70: ...70 18 3 C Panel P C B ...
Страница 71: ...71 ...
Страница 72: ...72 18 4 D Transformer P C B ...
Страница 73: ...73 18 5 E CD Detect P C B F Spindle Position P C B G CD Loading P C B K Tuner Pack P C B ...
Страница 74: ...18 6 H Power P C B 74 ...
Страница 75: ...75 ...
Страница 76: ...18 7 I Deck P C B J Deck Mechanism P C B 76 ...
Страница 77: ...77 19 Wiring Connection Diagram ...
Страница 78: ...78 20 Illustration of IC s Transistors and Diodes ...
Страница 82: ...82 22 Troubleshooting Guide ...
Страница 86: ...86 23 1 2 Deck Mechanism Parts List ...
Страница 89: ...89 23 2 2 CD Loading Mechanism Parts List ...
Страница 123: ...2 Connection of the Speaker Wiring 3 Cabinet Parts Location 123 ...