Sharp DX-SX1H, Руководство по обслуживанию

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DX-SX1H
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IC502 RH-iX1517GEZZ: RF Signal Processor (IX1517GE) (1/2)
1 GND — GND terminal —
2 P2TP Input TE+ input (CD) VrA
3 P2TN Input TE- input (CD) VrA
4 LDO2 Output Drive output —
5 MDI2 Input Monitor output —
6 VrA Output Analog VREF 2.1 [V]
7 VrD Output Digital VREF — 1/2 of Vdd (2.1V)
8 VDD Input Power terminal Approx. 4.2V
9 DPAC — DPD AC coupling capacity 1 —
10 DPBD — DPD AC coupling capacity 2 —
11 DPD1 — DPD integration capacity 1 —
12 DPD2 — DPD integration capacity 2 —
13 SCB Input Control line (Bit clock) 2.2 [V]
14 SCL Input Control line (Latch signal) 2.2 [V]
15 SCD Input Control line (Serial data) 2.2 [V]
16 VRCK Input Reference clock input 2.3 [V] Frequency increase results in shift to
higher filter frequency except for servo LPF.
17 VCKF — Time constant adjustment capacity —
18 VCCP — Power terminal —
19 LVL Output Servo addition output VrD x (1/2)
20 TEO Output TE output VrD
21 FEO Output FE output VrD
22 DFTN Input DPD defect — DPD output at Low: Mute
23 VCCS — Power terminal (Servo) —
24 RPZ Output RF ripple center voltage VrD
25 RPO Output RF ripple output VrD
26 RPB Output RF ripple bottom —
27 RPP Output RF ripple peak —
28 RFO Output Equalizing RF output 2.3 [V]
29,30 NC — NC terminal — Used by connecting to GND.
31 VCCR — Power terminal (RF) —
32 DPDB Input Pit depth adjustment VrD DPDB increase brings delay capacity
increase on sides A and B.
33 TEB Input TE balance VrD TEB increase brings increase in gain on TP
side and in delay capacity on sides A and C.
34 FEB Input FE balance VrD FEB increase brings increase in gain on
sides A and C (FP).
35 PSC Input VRCK frequency division ON/OFF — Frequency division OFF at High
36 VCC2 — Power terminal —
37 NC — NC terminal VrD Connected to GND via C.
38 EQD Input Group delay correction VrD Group delay by raising EQD: rise rightward
39 GND2 — GND terminal —
40 RFDC — DC feedback capacity —
41* RFA Output RF total adding output 2.2 [V]
42 EQB Input Boost adjustment VrD Boost quantity up by raising EQB.
43 EQF Input Frequency adjustment VrD Shift to higher frequency by raising EQF.
44 MDI1 Input Monitor input —
45 LDO1 Output Drive output —
46 P1TN Input TE- input (DVD) VrA
47 P1TP Input TE+ input (DVD) VrA
48 NC — NC terminal — Used by connecting to GND.
49 P1FN Input FE- input (DVD) VrA
Pin No. Terminal Name Input/Output Function
Terminal DC
Voltage (TYP.)
Remarks
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.