JVC AV-25PX(-A) Service Manual

SERVICE MANUAL

COLOUR TELEVISION

BASIC CHASSIS

AV-25PX(-A)

This service manual mainly consists of the following items:

• The items which differ from those for the AV-25PX service manual.

• The initial value for each setting item. For details other than those described in this manual, please refer to the following service manual. Reference Service Manual: AV-25PX Service Manual (No. 51752, Aug. 2000)

AV-25PX

Note: The page in parentheses shows the one for the AV-25PX service manual (No. 51752, Aug. 2000).

HOW TO IDENTIFY MODEL

While referring to the illustration given below, identify model name on the rating label affixed to the rear cover.

Basic model name

AV-25PX

MODEL NO.

XXXXX XXXXXXX XXXXXXX XXXXX

XXXXXX

XXXXX

XXX XXXXX XXXXX

XXXXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXXXX

SERIAL No.

XXXX XX XXXX XXX XX XXXX

XXXXXX–XXX

Identify model name

AV-25PX-A

No. 56066 1

No. 56066 Sep. 2000

AV-25PX

PARTS DIFFERENCE TABLE

The different parts between AV-25PX and AV-25PX(-A) are described below:

! REF. NO. PART NAME DESCRIPTION

AV-25PX AV-25PX(-A) PART No. PART No.

■ EXPLODED VIEW PARTS LIST (Page 36)

! 10 QMP40D0-200J3 QMPR010-200-E2 POWER CORD

or QMP40D0-200J5 or QMPR010-200-K2

! 14 LC20377-010B-H LC20413-002B-H RATING LABEL

■ PACKING PARTS LIST (Page 47)

1 LC10845-003A-H GG10044-015A-H PACKING CASE

! 9 LCT0661-001A-H DIGEST MANUAL ! — QAM0055-001 CONVERSION PLUG

No. 560662

SPECIFICATIONS (Page 2)

Item CONTENTS

Dimensions (W × H × D) 655mm × 530.5mm × 465mm Mass 36kg TV RF System B, G, I, D, K, K1, M Colour System PAL, SECAM, NTSC3.58, NTSC4.43 Receiving Frequency VHF (L) 46.25MHz ~ 168.25MHz

VHF (H) 175.25MHz ~ 463.25MHz UHF 471.25MHz ~ 863.25MHz CATV Mid (X-Z, S1-S10), Super (S11-S20), Hyper (S21-S41) bands receivable

Intermediate Frequency

VIF Carrier 38.0MHz SIF Carrier 33.5MHz(4.5MHz), 32.5MHz(5.5MHz), 32.0MHz(6.0MHz), 31.5MHz(6.5MHz)

Colour Sub Carrier Frequency

PAL 4.43MHz SECAM 4.40625MHz, 4.25MHz

NTSC 3.58MHz / 4.43MHz Power Input AC110 ~ 240V, 50/60Hz Power Consumption 181W (Max.), 119W (Avg.) Picture Tube Visible size : 60cm measured diagonally High Voltage 31.0kV ±1.5kV (at zero beam current) Speaker & Audio Output Open dome speaker

10W+10W, 10cm round x 2

Video Audio Input terminals

Video1 S-Video Y: 1Vp-p Positive (Negative sync provided, when terminated with 75Ω)

C: 0.286Vp-p (Burst signal, when terminated with 75Ω)

Video 1Vp-p 75Ω (RCA pin jack)

Audio (L/R) 500mVrms (−4dBs), High impedance (RCA pin jack) Video2 Video 1Vp-p 75Ω (RCA pin jack)

Audio (L/R) 500mVrms (–4dBs), High impedance (RCA pin jack) Video3 Video/Y Composite video 1Vp-p 75Ω (RCA pin jack)

Component video 1Vp-p 75Ω (RCA pin jack)

Cb Component video B-Y 0.7Vp-p 75Ω (RCA pin jack)

Cr Component video R-Y 0.7Vp-p 75Ω (RCA pin jack)

Audio (L/R) 500mVrms (–4dBs), High impedance (RCA pin jack) Video4 Video 1Vp-p 75Ω (RCA pin jack)

Audio (L/R) 500mVrms (−4dBs), High impedance (RCA pin jack) Video Audio Output terminal

Video 1Vp-p 75Ω (RCA pin jack)

Audio (L/R) 500mVrms (−4dBs), High impedance (RCA pin jack) Aerial Input Terminal 75Ω Unbalanced, Coaxial Headphone Jack Stereo mini jack (3.5ø) AV Compu Link terminal AV Compu Link II, mini jack (3.5ø) Remote Control Unit RM-C113 (AA/R06 / UM-3 dry battery × 2)

AV-25PX

Design & specifications are subject to change without notice.

No. 56066 3

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