SHARP 29ASX1
Manual de Servicio

SX-68JF200

29A-SX1 29A-SX5 29A-SX8

SUB CONT SUB-BRIGHT ADJUSTMENT

NO. Adjustment part Adjusting procedure conditions Waveform and others 3 MAX BEEM 1 Receive E-5CH (Monoscope pattern) with

R1633 standard mode.

2 Make image normal with the remote con-

troller.

3 Connect the beam ammeter between TP1601

4 Adjust the beam current to 1.7mA ± 50µA with

and TP1602. Ammeter full scale 3mA range TP1602 is connected at side of the ammeter. TP1601 is connected at + side of the ammeter.

R1633 (sub-contrast VR). Note : Apply adjustment after aging with the beam current 1,500 ± 50µA or more for 30 minutes or more. (On the white or green monocolour screen)

4-1 SUB-CONTRAST Receive the window pattern with AV input. Note 1 : Use �Y� of Minolta colour

2

I C bus 2 Make image normal with the remote conanalyzer CA-100 in adjust-

(RF signal) troller. ment 4-1, 4-2, 5-1, 5-2.

3 Select the SUB-CONTRAST adjustment mode

with the remote controller, and adjust 50% white to 110 ± 3cd.

4-2 SUB-CONTRAST 1 Select the DVD mode. Note 2 : Window pattern of signal

I C bus adjust2 Receive of the DVD signal generagenerator is same ad JA-2 ment (DVD tor. (Component signal) 12CH. signal) (Window pattern) Note 3 : Use the signal generator

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left) black of the window pattern to
CUTOFF POINT pattern.

3 Make image normal with the remote con"SX-1006" for SUB-CONT.,

troller. SUB-BRIGHT adjustment.

4 Select the SUB-CONTRAST adjustment mode

(DVD) with the remote controller, and adjust 50% white to 110 ± 3cd.

5-1 SUB-BRIGHT 1 Receive the window pattern with AV input. * When E-2CH (Crosshatch pattern) or

2

I C bus adjust2 Make image normal with the remote conequivalent signal is received.

ment (RF signal) troller.

3 Select sub-bright adjustment mode 1 Make image normal with the

controller, and adjust the right dark white remote controller. area of window pattern to 2.7cd ± 0.3cd. 2 Adjust 3rd (1 thru 5 from the

5-2 SUB-BRIGHT 1 Select the DVD mode. sink.

2

I C bus adjust2 Receive of the DVD signal genera-

ment (DVD tor. (Component signal) (Window pattern) signal) 3 Make image normal with the remote con-

troller.

4 Select the sub-bright adjustment mode (DVD),

and adjust right dark white area of the window pattern to 2.7cd ± 0.3cd of the window

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