HMZ-T3, HMZ-T3W (serv.man2) - Sony Audio Service Manual (repair manual). Page 5

1-1

1-1.　 Procedure to enter Service Mode

1. Press [MENU] button on the Head Mounted Unit to enter the MENU mode.
2. Press five buttons in order of [↑] → [↑] → [↓] → [↓] → [→] while holding down the VOL[ － ] button.
3. Release from the VOL[ － ] button.
4. Menu indication is replaced by a SERVICE MODE MENU.

SERVICE MODE MENU

①

②

hold down VOL[－] button

⑥

③

⑤

④

Command

Contents

cmd3

off : No action

+1 : Bright dot , Dark dot pattern A （Inside black）

+2 : Bright dot , Dark dot pattern B （Inside white）

+3 : Raster image red

+4 : Raster image green

+5 : Raster image blue

+6 : Raster image white

[Notes]

・　№2. Perform the press slowly.
・　№4. Start it again from 2. if not replaced by a SERVICE MODE MENU.