Aiwa AZG-M, Service Manual

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19
Pin No. Pin Name I/O Description
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
A07
A08
A11
DVSS
XOE
XCAS
A09
XRAS
XWE
D1
D0
D2
D3
MVCI
ASYO
ASYI
AVDD
BIAS
RFI
AVSS
PCO
FILI
FILO
CLTV
PEAK
BOTM
ABCD
FE
AUX1
VC
ADIO
AVDD
ADRT
ADRB
AVSS
SE
TE
DCHG
APC
O
O
O
—
O
O
O
O
O
I/O
I/O
I/O
I/O
I
O
I
—
I
I
—
O
I
O
I
I
I
I
I
I
I
O
—
I
I
—
I
I
I
I
Eternal DRAM address output.
Eternal DRAM address output. (Not connected)
Digital ground.
External DRAM output enable.
________
External DRAM CAS output.
External DRAM address output.
________
External DRAM RAS output.
External DRAM write enable.
External DRAM data bus.
External VCO (784Fs) clock input.
Playback EFM full- swing output. (Low: VSS; high: VDD)
Playback EFM comparator slice voltage input.
Analog power supply.
Playback EFM comparator bias current input.
Playback EFM RF signal input.
Analog ground.
Phase comparison output for master PLL of playback digital PLL and recording EFM
PLL.
Filter input for master PLL of playback digital PLL and recording EFM PLL.
Filter output for master PLL of playback digital PLL and recording EFM PLL.
Internal VCO control voltage input for master PLL of playback digital PLL and
recording EFM PLL.
Peak hold signal input for quantity of light.
Bottom hold signal input for quantity of light.
Signal input for quantity of light.
Focus error signal input.
Auxiliary input 1.
Center voltage input.
Monitor output for A/D converter input signal. (Not connected)
Analog power supply.
Voltage input for the upper limit of the A/D converter operating range.
Voltage input for the lower limit of the A/D converter operating range.
Analog ground.
Sled error signal input.
Tracking error signal input.
Connected to the low impedance power supply.
Error signal input to the laser digital APC.