Sony UP-D70 Service Manual page 75

• COLOR CHECK OF BUF1
101E IC104 [A13 26] -, [A14 1] -
• DATA BUS SYSTEM CHECK OF BUF2
101F IC204 [D0 11] - IC205 [A0 2], IC205 [BO 18] -
1020 IC204 [D1 12] - IC205 [A1 3], IC205 [B1 17] -
1021 IC204 [D2 13] - IC205 [A2 4], IC205 [B2 16] -
1022 IC204 [D3 15] - IC205 [A3 5], IC205 [B3 15] -
1023 IC204 [D4 16] - IC205 [A4 6], IC205 [B4 14] -
1024 IC204 [D5 17] - IC205 [A5 7], IC205 [B5 13] -
1025 IC204 [D6 18] - IC205 [A6 8], IC205 [B6 12] -
1026 IC204 [D7 19] - IC205 [A7 9], IC205 [B7 11] -
101F-1026 IC205 [DIR 1] -, IC204 [WR 27] -, IC204 [OE22] -
• ADDRESS SYSTEM CHECK OF BUF2
1027 IC204 [A0 10] - IC200 [QA 14], IC204 [A1 9] - IC200 [QB 13]
1028 IC204 [A1 9] - IC200 [QB 13]
1027,1028,1029 IC204 [A2 8] - IC200 [QC 12]
1027-1029,102A IC204 [A3 7] - IC200 [QD 11]
1027-102A,102B IC204 [A4 6] - IC201 [QA 14]
1027-102B,102C IC204 [A5 5] - IC201 [QB 13]
1027-102C,102D IC204 [A6 4] - IC201 [QC 12]
1027-102D,102E IC204 [A7 3] - IC201 [QD 11]
1027-102E,102F IC204 [A8 25] - IC202 [QA 14]
1027-102F,1030 IC204 [A9 24] - IC202 [QB 13]
1027-1030,1031 IC204 [A10 21] - IC202 [QC 12]
1027-1031,1032 IC204 [A11 23] - IC202 [QD 11]
1027-1032,1033 IC204 [A12 2] - IC203 [QA 14]
1027-1033 IC200, 201, 202, 203 [CLK 2] -, [CLR 1] -
• COLOR CHECK OF BUF2
1034 IC204 [A13 26] -, [A14 1] -
• CHECK OF BUF
1035 IC501, IC502 [A/B 1] -, IC503 [1A 2], [2B 6] -, IC310 [13] -, IC308 [1, 5] -, of BUF
signal system.
• CHECK OF DCK GENERATION PORTION
1036 IC402 [8 to 13] -, IC403 [1 to 6] -, IC306 [1 to 3] -, IC303 [1 to 3] -,
IC300 [FTCI57, FTOA58, P62 59, P63 60] -
1037 IC402 [8 to 13] -, IC403 [1 to 6] -, IC306 [1 to 3] -, IC300 [FTCI57, FTOA58,
P62 59] -
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