The line numbers mentioning a limit of 500 for each file are given by:
Code:
$ grep 'limit.*=.*500' branches/1.3/ -Rin
branches/1.3/A2BCustomer_UI/lib/Form/Class.FormHandler.inc.php:1069: $this -> FG_LIMITE_DISPLAY = 5000;
branches/1.3/A2BCustomer_UI/A2B_entity_call_details_pdf.php:97:$FG_LIMITE_DISPLAY=500;
branches/1.3/A2BCustomer_UI/invoices_customer.php:99:// $FG_LIMITE_DISPLAY=500;
branches/1.3/A2BCustomer_UI/A2B_entity_invoice_detail_pdf.php:84:$FG_LIMITE_DISPLAY=500;
branches/1.3/A2BCustomer_UI/A2B_entity_invoice_detail.php:75:$FG_LIMITE_DISPLAY = 500;
branches/1.3/A2BCustomer_UI/A2B_entity_did.php:40: $FG_LIMITE_DISPLAY=5000;
branches/1.3/A2BCustomer_UI/A2B_entity_call_details.php:110:// $FG_LIMITE_DISPLAY=500;
branches/1.3/A2BCustomer_UI/A2B_entity_ratecard.php:27: $FG_LIMITE_DISPLAY=5000;
branches/1.3/A2Billing_UI/lib/Form/Class.FormHandler.inc.php:1069: $this -> FG_LIMITE_DISPLAY = 5000;
branches/1.3/A2Billing_UI/lib/invoice.php:106: $FG_LIMITE_DISPLAY=500;
branches/1.3/A2Billing_UI/Public/invoices_customer.php:115: $FG_LIMITE_DISPLAY=500;
branches/1.3/A2Billing_UI/Public/A2B_entity_invoice_detail.php:114:$FG_LIMITE_DISPLAY=500;
branches/1.3/A2Billing_UI/Public/invoices.php:112:$FG_LIMITE_DISPLAY=500;
$
You can take it from there I hope.