Daewoo DV-K882SY-AN, Service Manual

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NO. NAME PORT IN/OUT ASSIGNMENT ACTION
74 Vss Vss GND
75 VFD DATA OUT P137/TXD1 OUTPUT VFD SERIAL DATA OUTPUT SERIAL
76 VFD DATA IN P136/RXD1 INPUT VFD SERIAL DATA INPUT SERIAL
77 VFD CLK P135/CLK1 OUTPUT VFD SERIAL CLOCK OUTPUT SERIAL
78 VFD STB P134/CTS1/RTS1 OUTPUT VFD STROBE OUTPUT LOW
79 OSD DATA OUT P133/TXDO OUTPUT OSD SERIAL DATA OUTPUT SERIAL
80 N.C
81 OSD CLOCK P31/CLKO OUTPUT OSD SERIAL CLOCK OUTPUT SERIAL
82 OSD STB P130/CTS0/RTS0 OUTPUT OSD STROBE OUTPUT LOW
83 ENVE. COMP. P120/INT2 INPUT Envelope Compare Data input from PULSE
PREAMP-CIRCUIT
84 Vcc Vcc
85 AMP Vcc AMP Vcc
86 DRUM PG. DR PG INPUT PULSE
87 DRUM FG. DR FG. INPUT PULSE
88 CAP FG. CAP FG. INPUT PULSE
89 AMP-Vref AMP REF OUTPUT Vref=2.5V
90 CTL C CTL C
91 CLAMP F/PB CTL CLAMP F/PB CTL INPUT
92 CLAMP R CLAMP R INPUT
93 CTL AMP OUT CTL AMP OUT OUTPUT PULSE
: In PB-MODE
94 AMP C AMP C OUTPUT AMP AC GND.
95 CTL AMP IN CTL AMP IN INPUT
96 CTL + SW OUT CTL + SW OUT OUTPUT
97 CTL + CTL + IN/OUT
98 CTL – CTL – IN/OUT
99 CTL Vss CTL Vss CTL GND GND
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