80s toys - Atari. I still have
#*2679# - Copycat feature Activate / Deactivate

#*3940# - External looptest 9600 bps

#*4263# - Handsfree mode Activate / Deactivate

#*2558# - Time ON

#*3941# - External looptest 115200 bps

#*5176# - L1 Sleep

#*7462# - SIM Phase

#*7983# - Voltage / Freq

#*7986# - Voltage

#*8466# - Old Time

#*2255# - Call Failed

#*5376# - Delete all SMS. . !

#*6837# - Official Software Version - (0003000016000702)

#*2337# - Permanent Registration Beep

#*2474# - Charging Duration

#*2834# - Audio Path (Handsfree)

#*3270# - DCS Support Activate / Deactivate

#*3282# - Data Activate / Deactivate

#*3476# - EGSM Activate / Deactivate

#*3676# - Format Flash Volume. . !

#*4760# - GSM Activate / Deactivate

#*4864# - White Screen

#*7326# - Accessory

#*7683# - Sleep variable

#*3797# - Blinks 3D030300 in RED

#*7372# - Resetting the time to DPB variables

#*3273# - EGPRS multislot (Class 4, 8, 9, 10)

#*7722# - RLC bitmap compression Activate / Deactivate

#*2351# - Blinks 1347E201 in RED

#*2775# Switch to 2 inner speaker

#*7878# - First Startup (0=NO, 1=YES)

#*3838# - Blinks 3D030300 in RED

#*2077# - GPRS Switch

#*2027# - GPRS Switch

#*0227# - GPRS Switch

#*0277# - GPRS Switch

#*22671# - AMR Rec Start

#*22672# - Stop Amr Rec (File name: /a/multimedia/sounds/voicelist/ENGMODE.amr)

#*22673# - Pause REC

#*22674# - Resume REC

#*22675# - AMR Playback

#*22676# - AMR Stop Play

#*22677# - Pause Play

#*22678# - Resume Play

#*77261# - PCM Rec Req

#*77262# - Stop PCM Rec

#*77263# - PCM Playback

#*77264# - PCM Stop Play

#*22679# - AMR Get Time

*#8999*364# - Watchdog ON/OFF

*#8999*427# - WATCHDOG signal route setup

*2767*3855# - Full Reset (Caution: every stored data will be deleted.)

*2767*2878# - Custom Reset

*2767*927# - Wap Reset

*2767*226372# - Camera Reset (deletes photos)

*2767*688# - Reset Mobile TV

#7263867# - RAM Dump (On/Off)