[TechAssist] [Fwd: Zenith 20" TVCR combi TVBR1992Z (May'99, UL 289X, cat#M5462) dead.]
- From: Phil Bader <philbad@xxxxxxxxxx>
- To: "techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx>
- Date: Thu, 29 Nov 2001 13:28:27 -0500
-------- Original Message --------
Subject: Zenith 20" TVCR combi TVBR1992Z (May'99, UL 289X, cat#M5462)
dead.
Date: Thu, 29 Nov 2001 13:26:50 -0500
From: Phil Bader <philbad@xxxxxxxxxx>
Organization: Jan Phyl TV Inc. Winter Haven, Fl. Estab. 1976
To: "CONSUMERELREPAIR-L@xxxxxxxxxxxxxxxxxxxx"
<CONSUMERELREPAIR-L@xxxxxxxxxxxxxxxxxxxx>
Cassette tray is half way in.Push power,no response.VCR deck has no
movement at plug in.Has an Orion CRT, Samsung flyback.Actual mfgr.
unknown. PLug in,hear a slight shirp of smps starting.All fuses OK, HOT
OK. With plugged in I measured the main TV/PS board's reg. IC's: IC502
(3-leg, 7805D)pin 1:+9.24V, pin 3:+5.78V . IC503 (4-leg, P009RD08 Sharp)
pin 1: +12.94V, pins 2,3: 0 VDC, pin4: .08VDC. IC504 (3-leg, 7812A)
pin1:+12.94VDC, pin 3:+11.60 VDC. "B+" pin of fly zero. IC501 main reg
seems to output OK (STRF6624) Main filter is +173 VDC (C507,
470mfd@200V) ANY assist needed!
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