Sony MZ-E800 service manual 000 FF, Rplay, Set Ok, Rmc Ok

Page 16

Key Check Mode

This set can check if the set and remote commander function nor- mally.

• Setting Method of Key Check Mode

1.Setting the test mode (see page 12).

2.Press the [DISPLAY] key for several seconds (about 3 sec- onds) activates the key check mode. (At the last two digits, AD value of remote commander key line is displayed in hexa- decimal)

Remote commander LCD display

000 **

**: AD value of the remote commander key (hexadecimal 00 to FF)

3.When each key on the set and on remote commander is pressed, its name is displayed on the remote commander LCD. (The operated position is displayed for 4 seconds after the slide switch is operated. If any other key is pressed during this display, the remote commander LCD switches to its name display.)

Example1: When >/N key on the set is pressed:

Remote commander LCD display

000 FF

**

**: AD value of the remote commander key (hexadecimal 00 to FF)

Example2: When N > key on the remote commander is pressed:

Remote commander LCD display

000 rPLAY **

**: AD value of the remote commander key (hexadecimal 00 to FF)

4.When all the keys on the set and on the remote commander are considered as OK, the following displays are shown for 4 sec- onds.

(The key pressed to enter the Key Check mode has been checked even if it is not pressed in this mode)

Example1: When the keys on the set are considered as OK:

Set LCD display

888 All lit

Remote commander LCD display

888 SET OK **

**: AD value of the remote commander key (hexadecimal 00 to FF)

Example2: When the keys on the remote commander are con- sidered as OK:

Set LCD display

888 All lit

Remote commander LCD display

888 RMC OK **

**: AD value of the remote commander key (hexadecimal 00 to FF)

5.When all the key have been checked, the system terminates the Key Check mode and return to the test mode (display check mode).

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Contents Specifications 927-939-12Table of Contents DiagramsExploded Views Electrical Parts List Flexible Circuit Board RepairingSection Servicing Notes When a disc is loaded Operation of MechanismWhen a disc is unloaded Parts and controls Section GeneralSection Disassembly Panel ASSY, RearFront Panel Section Shutter SectionDisplay PANEL, Liquid Crystal LCD901 MD Mechanism Deck MT-MZE800-170OP Service Assy LCX-2E Main BoardMOTOR, DC SSM17A/C-NP Spindle M901, MOTOR, DC Sled M902 Holder AssyTest Mode Setting Method of Test ModeOperation in Setting the Test Mode Releasing the Test ModeManual Mode Configuration of Test ModeA n u a l 011 C 6 8 S 0 F F J 0011 0 6 3 B 0 000 1 s tDescription of Error Indication Codes Reset the error display codeDescription of Indication History 000 000 FFRPLAY SET OKReset Power CCSection Electrical Adjustments 021 Res762 Vc1PWM 764 Vr1Vc1VchPWM VrhVchChgPW1 ChgPW2Assy11 000 *** NGSection Diagrams Block Diagram Main /2Slcv Block Diagram DISPLAY/KEY CONTROL/POWER Supply Section Printed Wiring Board Semiconductor LocationPlayback + Line Schematic Diagram Main Board 3/4 See page 37 for Waveforms Charge Waveforms IC Block Diagrams IC301 TA2131FL ELIC501 SN761056CDBT IC551 IC903 XC6383C601MR IC904 XC6368B101MRIC PIN Function Description IC601 CXD2661GA-2 VDIO1 VSIO1Xras IxoeXlrf ApcrefLddr VDC4Vlcd SI0SO0 SCK0Xwake Close Xwake SETXwake DC Xchg PWRSSB Data SSB CLKFlash WR EN DBB0Section Exploded Views Panel SectionMain Section 5666MD Mechanism Deck Section MT-MZE800-170 105 104103 102 117 101 103 106 107 109 108 116 115 110 114 113 112 111Section Electrical Parts List MainInductor Composition Circuit Block Accessories & Packing Materials Revision History