Sharp Mobile Secret Codes

*01763*8371# (*01763*VER0#) — Firmware Version.
*01763*3641# (*01763*ENG1#) — Enable Engineer Mode hold power key to leave then disable.
*01763*3640# (*01763*ENG0#) — Disable Engineer Mode.
*01763*8781# (*01763*TST1#) — Test #1 (test early wdt looping to dump, need to remove battery from phone)
*01763*8782# (*01763*TST2#) — Test #2 (test irq this looping to switch, resets itself)