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There are currently no product reviews.
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Great PDF easy to read good info needed for replacment of belts and assembly and specs.
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complete and unabridged very good quality
easy to download.
recieved in two days.
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Awesome manual. Complete diagrams of all board assemblies as well as how to get to each part of the t.v. down to the individual screws and their locations. Get it.
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perfect copy, im very satisfied, i was need the diagram over the powersupply and
the copy was very sharp
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This is exactly the service manual I needed.
Complete with all schematics, partslists, PCB layouts and alignment instructions.
This manual covers both the T-4970 en T-488F Onkyo tuner.
Alignment and Adjustment
5-3 Head Switching Point Adjustment
1) Playback the alignment tape. 2) Press the �SW703� button on Main PCB with pincers to set the adjustment mode. (See Fig. 5-2 ) 3) Press the �SP/LP� button of remote control then adjustment is operated automatically. (See Fig. 5-1) 4) Turn the Power off.
5-4 NVRAM Option Setting
1) NVRAM Option is adjusted at production line basically. 2) In case Micom (IC601) and NVRAM (IC605 ; EEPROM) is replaced, be sure to set the corresponding ooption number of the repaired model. (If the option is not set, the unit is not operated.) 1) Press the �SW703� button on Main PCB to set the adjustment mode. (See Fig. 5-2) 2) Press the �MENU� button on the remote control about 5 seconds then option setting display is appeared. (See Fig. 5-14) 3) Select the option number (See Table 5-2) of corresponding model with �CURSOR� button on the remote control. 4) If selecting the option number is completed, press the �OK� button of remote control. (If �OK� button is pressed, the selected number is changes reversed color. ; See Fig. 5-14) 5) Press the �MENU� button of remote control again to store the option number. (�PLEASE WAIT� is displayed for a second as shown Fig. 5-15 and this setting is completed.) 6) Turn the Power off.
01 09 17 25 33 41 49 57 65
02 10 18 26 34 42 50 58 66
03 04 05 06 07 08 11 12 13 14 15 16 19 20 21 22 23 24 27 28 29 30 31 32 35 36 37 38 39 40 43 44 45 46 47 48 51 52 53 54 55 56 59 60 61 62 63 64 67 68 69 70 71 72 CNG : OK SAVE : MENU
Fig. 5-14 <Table 5-2>
01 09 17 25 33 41 49 57 65
02 10 18 26 34 42 50 58 66
03 04 05 06 11 12 13 14 19 20 21 22 27 28 29 30 35 36 37 38 43 44 45 46 51 52 53 54 59 60 61 62 67 68 69 70 PLEASE WAIT
Fig. 5-15
07 15 23 31 39 47 55 63 71
08 16 24 32 40 48 56 64 72
MODEL V-253UK
OPTION NUMBER 3, 4, 5, 10, 11, 12, 14, 15, 18, 25, 26, 33, 38, 40, 41, 46, 49, 50, 53, 60, 61, 62, 63, 72
5-8
Toshiba
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