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Technichal Codes for Ericsson
388
*#06# for checking the IMEI
*#0000# to reset the phones menu-language to English.
>*<<*<* for checking the firmware revision information (software
release)
>*<<*<*> 1-row text strings. if pressing yes you can check the
phones text programming in currently selected language. (298 entries)
>*<<*<*>> n-row text strings. if pressing yes you can check the
phones text programming in currently selected language. (160 entries?)
Shortcut for Last Dialed call menu
If you for some reason don't want to enter the 'Last Dialed calls menu' by using the 'YES'
key you can use the following key stroke instead: First '0' then '#'.
Pinout for Ericsson 388,318 and 337:
Counted from the mic with keyboard up, from left to right.
1- ATMS, Audio Input to MS
2- PWR-SRC, Power source???
3- LSP-CTRL, Loudspeaker control
4- AGND, Audio Ground
5- AFMS, Audio Output from MS (signal about 10mV)
6- SWDC, Switched 5V DC, Power-On indicator
7- I-CTRL, Charger control
8- GND, Digital DC GND
9- VppFLASH, 0V=normal, +5v=test, +12v=test+flash
10- HOOK, hangup signal
11- DTMS, Data to MS, TTL serial input
12- DFMS, Data from MS, TTL serial output
13- ON-SR@, Power Toggle (hold low 1 second)
14- VBATT, DC Power supply IN
DH-368Channel selection
Power on.
Press 904059 + 'MENU'
'TEST SET' display ...
Press 'YES' will display @ then press 1 'RCL' will turn light off
and you will see 'DONE'
Press 'YES' will display @ then press 86 'RCL' display 'DONE'
also you will hear static...
You can just enter the channel number (up to 1023) by pressing
'Yes' 3 'CLR' XXXX - channel number to enter a channel directly.
You can also see the signal level on channel by pressing 3 'MENU'.
You can see the ESN number by pressing 'YES' 1 'RCL' 96 in HEX format.
Press 3 to exit, now you phone will power down and power up again.
You can install the phone number into the phone by pressing 923885 + 'MENU'
GA628 GH688 GF788 SH888
*#06# for checking the IMEI
*#0000# to reset the phones menu-language to English.
*#103#OK Time and date will be shown.
>*<<*<* for checking the firmware revision information (software
release)
>*<<*<*> 1-row text strings. if pressing yes you can check the
phones text programming in currently selected language. (298 entries)
>*<<*<*>> n-row text strings. if pressing yes you can check the
phones text programming in currently selected language. (160 entries?)
Shortcut for Last Dialed call menu
you for some reason don't want to enter the 'Last Dialed
calls menu' by using the 'YES' key you can use the following
key stroke instead: First '0' then '#'.
Battery level indicator when turned OFF
When the phone is turned off and the phone is not changing the bat. level can be seen for
a short period of time by pressing the 'NO' key quick once (it has to be quick!) and then
wait for about 2 sec. The bat. level will now be shown in the display at its normal
position.
Pinout
Bottom view, keyboard up, counting from the left:
01 Out Audio from Mobile Station
02 In Audio to Mobile Station
03 In External Analog Audio Accessory Sense. Connect to GND to enable external mike
and speaker
04 - Audio Signal Ground, 0V reference
05 In Portable Handsfree.
06 Out Music Mute (to mute e.g. the car radio) High when calling.
07 In Flash Memory Voltage and Service Voltage. Phone enters debugmode when tied to
+5V at power-up.
08 Out Logic Reference, Status On. Sources over 100mA.
09 Out Data from Mobile Station. Debug messages appear here at 112KBaud when in debug mode.
10 GND Digital Ground and DC return
11 In Data to Mobile Station
12 I/O DC positive for battery charging (in)/DC for extenal accessory powering (out)
All signals seem to be at 5V logic. Most debug messages are text.
Debug messages are trailed by 0x0A, 0x0D.
A portable handsfree kit is connected as follows:
Portable Handsfree (directly connected to pins 01, 02, 04):
01 Earphone: 16 Ohm
02 Microphone: <= 2 kOhm
05 to be connected to 04 (GND)
GF768
Edit Greetings
Go to the Keylock menu.
Set lock to Auto.
Press YES then hold the left arrow untill the Greetings menu appears.