Rice Lake Ishida IGX & IGB Series - Service Manual - Manual (Page 34)

Manual No. 085-3435-07 33/45 IGB/IGX Series (Overseas Specifications) Service Manual
(4) Connector XJ3
This connector is not used.
Pin No. Signal Name
1 Buzzer
2 DTR
3 RxD
4 TxD
5 GND
6 FG
(5) Program Memory Media
Mask ROM 256KB (Writing or replacement is not possible)
There is no compatibility between the IGB Series main board (PS-018) and the IGX Series
main board (PS-016); However, basic operations are same for these models.
3.2.3 Power Board (PS-019)
2
1
CN2
+
−
GND
Jack center +
Batteries
Jack center −
PS-019
CN3
To m ain board
1
2
When the DC plug of the AC adapter is inserted into the DC jack, the battery GND will be interrupted.