Check receipts in Cash Journal

Hi

I am doing Check Receipt in Cash Journal (FBCJ), The postings happened like below:

<b>1) I received check from customer

Dr Petty cash

Cr Customer</b>

<b>2) I presented the checks to Bank

Dr SBI

Cr Petty cash</b>

Now my query is in Customer a/c it is showing as due item, how can i clear it

Urgent Pls

Rgds

sunfico