NEC PlasmaSync 50MP1, Руководство пользователя

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9
2-2. No video input signals available at the RGB 1 and 2 input circuits
NO NO
Are the RGB signals available Are the RGB signals available Failure in IC5703, IC5705,
at Pins 1, 3, and 5 of the POPC at TP5701 to TP5703? and IC5707.
connector? (See Fig. 14.) (See Fig. 14.)
YES YES
YES
Are the HV signals available Failure in the MAIN PWB. Failure in IC5703, IC5705
at Pins 7, 9, 10, and 12 of the Details described in Item 2-7. and IC5707.
POPC connector? (P.15)
(See Figs. 15 and 16.)
NO
YES
Are the HV signals available IC5861, IC5862, IC5872,
at Pins 11, and 13 of IC5854? IC5873, and peripheral
(Similar waveforms in Figs. circuits are out of order.
15 and 16)
NO
NO
Are the HV signals available IC5710 to IC5713 and
at TP5852 and TP5854? peripheral circuits are out of
(See Figs. 17 and 18.) order.
YES
IC5854 and peripheral circuits
are out of order.
Conditions:
1. During the reception of PC
VGA 60Hz/gray scale
2. Mode VIDEO
Fig. 14 Signal RGB
Pins 1, 3, and 5 of connector P0PC Fig. 15 Horizontal Sync Signals
Pins 13 of IC5864 Fig. 16 Vertical Sync Signals
Pins 11 of IC5864
Fig. 17 Horizontal Sync Signals
TP5852 Fig. 18 Vertical Sync Signals
TP5854
32us
1Vpp
5Vpp
17ms
5Vpp
32us
17ms
5Vpp 5Vpp