This keyboard can fit models
HP Compaq notebooks:
Presario Series
1500AP 1523EA 1570AP 910US 923AP
1500US 1525AP 1572AP 911DE 925AP
1501AP 1525CA 1575AP 912EA 925EA
1501CL 1525EA 1580AP 912RSH 927AP
1503AP 1525US 900LA 914EA 930AP
1504AP 1527EA 900US 915CA 935AP
1505AP 1528AP 901EA 915EA 940AP
1505US 1528CL 902EA 915US 943AP
1506AP 1530SC 903EA 916US 945AP
1507AP 1531AP 904EA 917DE 950AP
1510CA 1532AP 904RSH 917EA 955AP
1510US 1535AP 905EA 918RSH EVO N1000v
1516US 1536AP 905LA 919EA EVO N1000c
1520AP 1538AP 905US 920AP EVO N1020v
1520CA 1540AP 906US 920CA
1520LA 1545AP 907EA 920EA
1520US 1550AP 908EA 920LA
1522AP 1555AP 909EA 920US
1522EA 1565AP 910AP 921AP
1522LA 1568AP 910EA 922UK

Description:
Color: black in US
Condition: brand new, OEM
Remark: ribbon cable included.
Warranty: full one year

Compatible part number#
285530-001, 285531-001, K99010302 (HMB841-Y01, AAB150400100S0)

http://www.laptop-keyboard.co.uk/compaq-evo-n1020v-laptop-keyboard-p-504.html