Sharp MD-MT866H Service Manual

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MD-MT866H/MD-MT866W
Pin No.
Terminal Name
Function
1 Vcc Power supply (2.6V)
2 I/O1 Data input/data output
3 I/O2 Data input/data output
4 WE Write enable
5 RAS Low address strobe
6* NC Not connected
7 A10 Address input
8-11 A0-A3 Address input
12 GND Power supply (2.6V)
13 Vss Ground (0V)
14-19 A4-A9 Address input
20 OE Output enable
21 CAS Column address strobe
22 DQ3 Data input/data output
23 DQ4 Data input/data output
24 Vss Ground (0V)
IC202 RH-iX2824AFZZ: 16M Bit D-RAM (IX2824AF)
Pin No. Terminal Name Function
IC601 VHiBD6606KV-1 :Motor Driver (BD6606KV) (2/2)
52 BRK+ Brake comparator input (–)
53 BRK+ Brake comparator input (+)
54 VCC2 Small-signal section power terminal 2 (Bip.)
55 VCC1 Small-signal section power terminal 1 (MOS)
56 SPVM1 Spindle power section power supply 1
57 SPUOUT Spindle motor output (U phase)
58 SPPG1 Spindle power section GND 1
59 SPVOUT Spindle motor output (V phase)
60 SPVM2 Spindle power section power supply 2
61 SPWOUT Spindle motor output (W phase)
62 SPPG2 Spindle power section GND 2
63 SPUIN SPIN detection comparator input (U phase)
64 SPVIN SPIN detection comparator input (V phase)
In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.

Sharp MD-MT866H Specifications

General

Brand	Sharp
Model	MD-MT866H
Category	Minidisc Recorder
Language	English