Aiwa XP-V730C, Руководство по обслуживанию

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Pin Pin No. No. Pin Name Pin Name I/O I/O Description Description
1 1 DRVDD DRVDD II DRAM interface power (terminal No. 2 to 19). DRAM interface power (terminal No. 2 to 19).
2 ~ 3 2 ~ 3 D0 ~ D1 D0 ~ D1 I/O I/O DRAM data input/output signal 0 ~ 1. DRAM data input/output signal 0 ~ 1.
4 4 NWE NWE O O DRAM write enable signal. DRAM write enable signal.
5 5 NRAS NRAS O O DRAM RAS control signal. DRAM RAS control signal.
6 ~ 7 6 ~ 7 D2 ~ D3 D2 ~ D3 I/O I/O DRAM data input/output signal 2 ~ 3. DRAM data input/output signal 2 ~ 3.
8 8 NCAS0 NCAS0 O O DRAM CAS control signal 0. DRAM CAS control signal 0.
9 9 A10 A10 O O DRAM address signal 10. DRAM address signal 10.
10 ~ 14 10 ~ 14 A8 ~ A4 A8 ~ A4 O O DRAM address signal 8 ~ 4. DRAM address signal 8 ~ 4.
15 15 A9 A9 O O DRAM address signal 9. DRAM address signal 9.
16 ~ 19 16 ~ 19 A0 ~ A3 A0 ~ A3 O O DRAM address signal 0 ~ 3. DRAM address signal 0 ~ 3.
20 20 DVSS2 DVSS2 II Digital circuit GND. Digital circuit GND.
21 21 DVDD2 DVDD2 II Digital circuit power. Digital circuit power.
22 22 SPOUT SPOUT O O Spindle motor driver signal output. Spindle motor driver signal output.
23 23 TRVP TRVP O O Traverse drive output (- polar output). Traverse drive output (- polar output).
24 24 TRVM TRVM O O Traverse drive output (+ polar output). Traverse drive output (+ polar output).
25 25 TRP TRP O O Tracking drive output (- polar output). Tracking drive output (- polar output).
26 26 TRM TRM O O Tracking drive output (+ polar output). Tracking drive output (+ polar output).
27 27 FOP FOP O O Focus drive output (- polar output). Focus drive output (- polar output).
28 28 FOM FOM O O Focus drive output (+ polar output). Focus drive output (+ polar output).
29 29 IOVDD1 IOVDD1 II I/O Power supply. I/O Power supply.
30 30 TBAL TBAL O O Tracking balance adjustment output. Tracking balance adjustment output.
31 31 FBAL FBAL O O Focus balance adjustment output. Focus balance adjustment output.
32 32 FE FE II Focus error signal input (analogue input). Focus error signal input (analogue input).
33 33 TE TE II Tracking error signal input (analogue input). Tracking error signal input (analogue input).
34 34 RFENV RFENV II RF envelope signal input (analogue input). RF envelope signal input (analogue input).
35 35 OFT OFT II Off track signal input. “H” = Off track. Off track signal input. “H” = Off track.
36 36 NRFDET NRFDET II RF detection signal input. “L” = Detected. RF detection signal input. “L” = Detected.
37 37 BDO BDO II Drop out signal input. “H” = Drop out. Drop out signal input. “H” = Drop out.
38 38 LDON ( NC ) LDON ( NC ) O O Laser ON signal output. “H” = ON. (Not used) Laser ON signal output. “H” = ON. (Not used)
39 39 ARF ARF II RF signal input. RF signal input.
40 40 IREF IREF II Reference current input terminal. Reference current input terminal.
41 41 ADPVCC ADPVCC II AD reference voltage input (analogue input). AD reference voltage input (analogue input).
42 42 DSLF DSLF O O DSL loop filter terminal. DSL loop filter terminal.
43 43 DRF DRF O O Bias terminal for DSL. Bias terminal for DSL.
44 44 PLLF PLLF O O PLL loop filter terminal. PLL loop filter terminal.
45 45 VCOF VCOF O O Jitter free VCO loop filter terminal. Jitter free VCO loop filter terminal.
46 46 AVDD2 AVDD2 II Analogue circuit power (for DSL, PLL, VCOF, AD, DA). Analogue circuit power (for DSL, PLL, VCOF, AD, DA).
47 47 AVSS2 AVSS2 II Analogue circuit GND (for DSL, PLL, VCOF, AD, DA). Analogue circuit GND (for DSL, PLL, VCOF, AD, DA).
48 48 OUTL OUTL O O Lch audio output. Lch audio output.
IC DESCRIPTION -1/2 (MN662786SB) -1/2 IC DESCRIPTION -1/2 (MN662786SB) -1/2