9
5
WIFI_TXD
6
WIFI_CTS
7
GND
J403
Bluetooth connector
Pin
Description
1
3.3V
2
BT_RST
3
BT_RXD
4
BT_RTS
5
BT_TXD
6
BT_CTS
7
BT_DISCON
8
BT_CON
9
NC
10
GND
J501
Stepping motor
Pin
Description
1
AOUT1
2
AOUT2
3
BOUT1
4
BOUT2
J701
Black mark sensor
Pin
Description
1
3.3V
2
BM_E
3
BM_R
J702
Gap sensor
Pin
Description
1
3.3V
2
GAP_R
Содержание Alpha-4L Series
Страница 1: ...i SERVICE MANUAL Alpha 4L Direct Thermal Portable Printer ...
Страница 15: ...14 4 Remove 2 screws on the each side of lower inner cover to remove the print head spring fixture 3 ...
Страница 17: ...16 7 Reassemble the parts in the reverse procedures Print head ass y Print head spring fixture ...
Страница 34: ...33 Revise History Date Content Editor 2016 4 6 Modify section 3 14 Replacing the Wi Fi Module Camille ...