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Pin No.
Pin Name
I/O
Function
RF M
RFTC
LD
PD
PD1
PD2
FE BIAS
F
E
EI
VEE
TEO
LPFI
TEI
ATSC
TZC
TDFCT
VC
FZC
I
I
O
I
I
I
I
I
I
–
–
O
I
I
I
I
I
O
I
RF summing amplifier inverted input
The RF amplifier gain is determined by the resistance connected between this pin and
RFO pin
External time constant setting pin during RF level control
APC amplifier output
APC amplifier input
RF I
-
V amplifier inverted input
Connect these pins to the photo diode A+C and B+D pins
Bias adjustment of focus error amplifier
Leave this pin open for automatic adjustment
F I
-
V and E I
-
V amplifier inverted input
Connect these pins to photo diodes F and E
I
-
V amplifier E gain adjustment
(When not using automatic balance adjustment)
Negative power supply
Tracking error amplifier output
E
-
F signal is output
Comparator input for balance adjustment
(Input from TEO through LPF)
Tracking error input
Window comparator input for ATSC detection
Trackig zero
-
cross comparator input
Capacitor connection pin for defect time constant
(V
CC
+ V
EE
)/2 direct voltage output
Focus zero
-
cross comparator input
• Abbreviation
APC
: Auto Power Control
Содержание HCD-XB88AVK
Страница 4: ... 4 Front Panel 1 7 8 9 º ª 2 3 4 6 º ª º ª º º º ª 5 SECTION 1 GENERAL ª ...
Страница 29: ... 41 42 6 10 SCHEMATIC DIAGRAM MAIN 3 5 SECTION See page 35 for Printed Wiring Board HCD XB88AVK XB88K ...
Страница 30: ... 43 44 6 11 SCHEMATIC DIAGRAM MAIN 4 5 SECTION See page 35 for Printed Wiring Board HCD XB88AVK XB88K ...
Страница 33: ... 49 50 6 14 SCHEMATIC DIAGRAM DECK SECTION See page 81 for IC Block Diagrams HCD XB88AVK XB88K Page 45 Page 45 ...
Страница 35: ... 53 54 6 16 SCHEMATIC DIAGRAM POWER SECTION See page 81 for IC Block Diagrams HCD XB88AVK XB88K ...
Страница 39: ... 61 62 6 20 SCHEMATIC DIAGRAM TC CD PANEL 1 SECTION HCD XB88AVK XB88K Page 55 Page 55 ...
Страница 40: ... 63 64 HCD XB88AVK XB88K 6 21 SCHEMATIC DIAGRAM HP MIC SECTION See page 81 for IC Block Diagrams ...
Страница 43: ... 69 70 6 24 SCHEMATIC DIAGRAM CD MOTOR SECTION See page 81 for IC Block Diagrams HCD XB88AVK XB88K Page 40 ...
Страница 44: ... 71 72 6 25 PRINTED WIRING BOARD TRANS SECTION See page 16 for Circuit Boards Location HCD XB88AVK XB88K ...
Страница 45: ... 73 74 6 26 SCHEMATIC DIAGRAM TRANS SECTION HCD XB88AVK XB88K ...