JVC KD-LH7R Service Manual page 47

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Pin
Symbol I/O
No
16 PDO O
17 TMAX O
18 LPFN I
19 LPFO O
20 PV -
REF
21 VCOF O
22 AV -
SS3
23 SLCO O
24 RFI I
25 AV -
DD3
26 RFCT I
27 RFZI I
28 RFRP I
29 FEI I
30 SBAD I
31 TEI I
32 TEZI I
33 FOO O
34 TRO O
35 V -
REF
36 RFGC O
37 TEBC O
TE
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38 SEL O
39 AV -
DD3
40 FMO O
41 DMO O
42 V -
SS3
43 V -
DD3
44 TESIN I
45 XV -
SS3
46 XI I
47 XO O
48 XV -
DD3
49 DV -
SS3R
50 RO O
51 DV -
DD3
52 DVR -
53 LO O
54 DV -
SS3L
55 ZDET O
56 VSS5 -
57 BUS0
58 BUS1 I/O
59 BUS2
60 BUS3
61 BUCK I
62 /CCE I
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63 /RST I
64 V -
DD5
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EFM and PLCK phase difference signal output pin.
TMAX detection result output pin.
TMAX Detection Result
Longer than fixed period
Within fixed period
Shorter than fixed period
Inverted input pin for PLL LPF amp.
Output pin for PLL LPF amp.
PLL-only V pin.
REF
VCO filter pin.
Analog GND pin.
DAC output pin for data slice level generation.
RF signal input pin. Zin selectable by command.
Analog 3.3V power supply voltage pin.
RFRP signal center level input pin.
RFRP signal zero-cross input pin.
RF ripple signal input pin.
Focus error signal input pin.
Sub-beam adder signal input pin.
Tracking error input pin. Inputs when tracking servo is on.
Tracking error signal zero-cross input pin.
Focus equalizer output pin.
Tracking equalizer output pin.
Analog reference power supply voltage pin.
RF amplitude adjustment control signal output pin.
Tracking balance control signal output pin.
APC circuit ON/OFF signal output pin. At laser on, high impedance with UHS="L",
H output with UHS="H".
Analog 3.3V power supply voltage pin.
Feed equalizer output pin.
Disc equalizer output pin.
Digital GND pin.
Digital 3.3V power supply voltage pin.
Test input pin. Normally, fixed to "L".
System clock oscillator GND pin.
System clock oscillator input pin.
System clock oscillator output pin.
System clock oscillator 3.3V power supply voltage pin.
DA converter GND pin.
R-channel data forward output pin.
DA converter 3.3V power supply pin.
Reference voltage pin.
L-channel data forward output pin.
DA converter GND pin.
1 bit DA converter zero detection flag output pin.
Microcontroller interface GND pin.
Microcontroller interface data I/O pins.
Microcontroller interface clock input pin.
Microcontroller interface chip enable signal input pin.At "L", BUS0 to BUS3 are active.
Reset signal input pin. At reset, "L".
Microcontroller interface 5V power supply pin.
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2 9
8
Description
TMAX Output
"PV "
DD3
"HiZ"
"AV "
SS3
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
TC94A14FA
0 5 8 2 9 9 4 2 8
m
KD-LH7R
9 9
9 9
1-47