28
14.22.2.Features
Low voltage requirement
Biphase transmission technique
Single pin oscillator
Test mode facility
14.22.3.Pinning
Pin
Mnemonic
Function
1
X7 (IPU)
sense input from key matrix
2
SSM (I)
sense mode selection input
3
Z0-Z3 (IPU)
sense inputs from key matrix
7
MDATA (OP3)
generated output data modulated with 1/12 the oscillator frequency at a 25% duty factor
8
DATA (OP3)
generated output information
9-13
DR7- DR3 (ODN)
Scan drivers
14
VSS
Ground (0V)
15-17
DR-2- DR0 (ODN)
Scan drivers
18
OSC (I)
Oscillator input
19
TP2 (I)
test point 2
20
TP1 (I)
Test point 1
21-27
X0-X6 (IPU)
Sense inputs from key matrix
28
VDD(I)
Voltage supp ly
Note:
(I): Input,
(IPU): input with p-channel pull-up transistor,
(ODN): output with open drain n-channel transistor
(OD3): output 3-state
Summary of Contents for 29VH27E
Page 1: ...SERVICE MANUAL PRINTED IN UK 2003 C COLOURTELEVISION 29VH27E TOSHIBA 050 200332 AK52 Chassis ...
Page 2: ...SM52 DRX_IF ...
Page 42: ...37 18 CIRCUIT DIAGRAMS 11ak52e3 VIDEO ...
Page 43: ...38 11ak52e3 2 ...
Page 44: ...39 11ak52e3 3 ...
Page 45: ...40 11ak52e3 4 ...
Page 46: ...41 11fb2a1 1 ...
Page 47: ...42 11fb2a1 2 ...
Page 48: ...43 11fb2a1 3 ...
Page 49: ...44 11fb2a1 4 ...
Page 50: ...45 11uk06 1 ...
Page 51: ...46 11txt52 3 ...
Page 52: ...47 11rs52 ...
Page 53: ...48 11fav19a4 ...
Page 54: ...49 11ir2872 11tk109 ...
Page 55: ...50 11sb18 3 ...
Page 56: ...51 11tk117 11tk118 ...
Page 57: ...52 11tp52 1 ...
Page 58: ...53 11df41j 2 ...
Page 59: ...SM52 PHILIPS_IF ...
Page 98: ...37 18 CIRCUIT DIAGRAMS 11ak52b4 VIDEO ...
Page 99: ...38 11ak52b4 2 ...
Page 100: ...39 11ak52b4 3 ...
Page 101: ...40 11ak52b4 4 ...
Page 102: ...41 11fb2a3 1 ...
Page 103: ...42 11fb2a3 2 ...
Page 104: ...43 11fb2a3 3 ...
Page 105: ...44 11fb2a3 4 ...
Page 106: ...45 11uk06 1 ...
Page 107: ...46 11txt52 4 ...
Page 108: ...47 11rs52 ...
Page 109: ...48 11fav19a4 ...
Page 110: ...49 11ir2872 11tk109 ...
Page 111: ...50 11sb18 3 ...
Page 112: ...51 11tk117 11tk118 ...
Page 113: ...52 11tp52 1 ...
Page 114: ...53 11df41j 2 ...
Page 115: ...Schematics ...
Page 116: ...AK52 1 ...
Page 117: ......
Page 118: ......
Page 119: ......
Page 120: ......
Page 121: ...AK52 B2 ...
Page 122: ......
Page 123: ......
Page 124: ......
Page 125: ......
Page 126: ...AK52 B4 ...
Page 127: ......
Page 128: ......
Page 129: ......
Page 130: ......
Page 131: ...FB52 A1 ...
Page 132: ......
Page 133: ......
Page 134: ......
Page 135: ......
Page 136: ......
Page 137: ...FB52 A3 ...
Page 138: ......
Page 139: ......
Page 140: ......
Page 141: ......
Page 142: ...TP52 1 ...
Page 143: ......
Page 144: ...TXT52 ...
Page 145: ......
Page 146: ...Parts List ...
Page 170: ...Cabinet Exploded View N A ...