UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* HARMONIC LIGHTWAVES, INC. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, $.001 par value - -------------------------------------------------------------------------------- (Title of Class of Securities) 413160102 ------------------------------ (CUSIP Number) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). Page 1 of 4 pagesSCHEDULE 13G ------------ CUSIP No. 413160102 Page 2 of 4 --------- 1) NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON COLUMBIA FUNDS MANAGEMENT COMPANY -------------------------------------------------------------------------- 2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] 3) SEC USE ONLY _____________________________________________________________ 4) CITIZENSHIP OR PLACE OF ORGANIZATION OREGON -------------------------------------------------------------------------- 5) SOLE VOTING POWER NUMBER OF -------------------------------------------------- SHARES 6) SHARED VOTING POWER BENEFICIALLY OWNED BY -------------------------------------------------- EACH 7) SOLE DISPOSITIVE POWER REPORTING -------------------------------------------------- PERSON 8) SHARED DISPOSITIVE POWER WITH -------------------------------------------------- 9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -------------------------------------------------------------------------- 10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] -------------------------------------------------------------------------- 11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) -------------------------------------------------------------------------- 12) TYPE OF REPORTING PERSON* IA -------------------------------------------------------------------------- 2 of 4 Item 1(a). Name of Issuer - --------- -------------- HARMONIC LIGHTWAVES, INC. Item 1(b). Address of Issuer's Principal Executive Offices - --------- ----------------------------------------------- 549 Baltic Way Sunnyvale, CA 94089 Item 2(a). Name of Person Filing - --------- --------------------- COLUMBIA FUNDS MANAGEMENT COMPANY Item 2(b). Address of Principal Business Office, or if none, Residence - --------- ----------------------------------------------------------- 1300 SW Sixth Avenue PO Box 1350 Portland, OR 97207 Item 2(c). Citizenship - --------- ----------- Oregon corporation. Item 2(d). Title of Class of Securities - --------- ---------------------------- Common Stock, $.001 par value Item 2(e). CUSIP NUMBER - --------- ------------ 413160102 Item 3. If this statement is filed pursuant to Rule 13d-2(b), check - ------ whether the filing person is a: ----------------------------------------------------------- (a) [ ] Broker or Dealer registered under Section 15 of the Act (b) [ ] Bank as defined in section 3(a)(6) of the Act (c) [ ] Insurance Company as defined in section 3(a)(19) of the Act (d) [ ] Investment Company registered under section 8 of the Investment Company Act (e) [XX] Investment Adviser Registered under section 203 of the Investment Advisers Act of 1940 (f) [ ] Employee Benefit Plan, Pension Fund which is subject to the provisions of the Employee Retirement Income Security Act of 1974 or Endowment Fund; see Section 240.13d-1(b)(1)(ii)(F) (g) [ ] Parent Holding Company, in accordance with Section 240.13d-1(b)(ii)(G) (NOTE: See Item 7) (h) [ ] Group, in accordance with Section 240.13d-1(b)(1)(ii)(H) Item 4. Ownership: - ------ --------- INAPPLICABLE Item 5. Ownership of Five Percent or Less of a Class - ------ -------------------------------------------- The Reporting Person has ceased to be the beneficial owner of more than five percent of the Issuer's Common Stock. Item 6. Ownership of More than Five Percent on Behalf of Another Person - ------ --------------------------------------------------------------- INAPPLICABLE Item 7. Identification and Classification of the Subsidiary Which Acquired - ------ the Security Being Reported on By the Parent Holding Company ------------------------------------------------------------------ INAPPLICABLE Item 8. Identification and Classification of Members of the Group - ------ --------------------------------------------------------- INAPPLICABLE Item 9. Notice of Dissolution of Group - ------ ------------------------------ INAPPLICABLE Item 10. Certification - ------- ------------- By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purposes or effect. SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 13, 1998 COLUMBIA FUNDS MANAGEMENT COMPANY By: GEORGE L. HANSETH ----------------------------------- George L. Hanseth, Vice President