Polaroid 3201 TV Service menu

Polaroid 32" FLM-3201 TV Service menu mode

Connect CPU board and analog board according to wiring diagram of 203-L32K50-03JL, connect
with power and observe the display.
Method for entering factory menu: press “Volume up”, “MUTE” and “VIDEO” repeatedly to enter factory menu; press “ENTER” to select different items when the first line of each adjustment item just lights up; input VGA and DVI signal, then select the “mode” item; after that, you can press “enter” to select three kinds of color temperature namely 6500K, 9300K and 12000K press “MENU” to exit.
Note: the white balance adjustment should be done under “nature” picture mode.

EEPROM initialization
Enter the first page of factory menu, select “clear eeprom” and then press “enter”, shut down the
unit after “ok” appears.
VGA/DVI channel adjustment
Preset VGA channel mode
Input VGA signal (PATTERN 5: Final Test) of K-7253, select TIME301(640*350/70Hz), press
“AUTO” to do the auto adjustment until the screen is filled with picture. Use the same method to do
auto adjustment for the following items:

TIME302 (720*400/70Hz) TIME303 (640*480/60Hz) TIME311 (800*600/60Hz)
TIME313 (1024*768/60Hz) TIME315 (640*480/75Hz) TIME316 (800*600/75Hz)
TIME317 (1024*768/75Hz) TIME319 (1280*1024/75Hz) TIME339 (1280*1024/60Hz)

Polaroid 3201 ADC adjustment of VGA channel
Adjust ADC-gain to 15.
White balance adjustment VGA/DVI channel
Input K-7253 8 level gray-scale signal of TIME311 and PATTERN474, enter white balance
adjustment menu; adjust the third and seventh levels using white balance.
Select 6500k of “mode”, adjustment offset_R, offset_G and offset_B, let the color coordinate of the
third level be 308 and 316 and its brightness be 16nit more or less. Adjust gain_R, gain_G and
gain_B, let the color coordinate of seventh level be 308 and 316. Adjustment offset_R, offset_G,
offset_B, gain_R, gain_G and gain_B repeatedly until the value of the two levels gray-scale be 308
and 316.
Select 9300k of “mode”, adjustment offset_R,offset_G and offset_B,let the color coordinate of the
third level be 285 and 290 and its brightness be 16nit more or less. Adjust gain_R,gain_G and
gain_B, let the color coordinate of seventh level be 285 and 290.
Select 12000k of “mode”, adjustment offset_R, offset_G and offset_B, let the color coordinate of the
third level be 270 and 283 and its brightness be 16nit more or less. Adjustment offset_R, offset_G,
offset_B, gain_R, gain_G and gain_B repeatedly until the value of the two levels gray-scale be 270
and 283.
Note: gain_R, gain_G, gain_B is value not above 128 and let its value 128 at least.

Polaroid 3201 Adjustment TV channel
Adjustment VCO, OPTION, sub-brightness and sub-contrast
Input AV color bar signal (PM5518 COLOR BAR 100%) to VIDEO 1 terminal, enter the first page of
factory menu, press “enter” selecting “auto color”, display “OK” after 2 seconds; then you can finish
the VCO adjustment; set the value of “option” to 10, “Hor-width” to 32 and “s-bright” to 140 as well
as S-contrast to 140. set the MaxVolume according to its product standard.

Polaroid 3201 White balance adjustment of TV channel
Input AV signal (PM5518, NTSC system, 8 level gray-scale signal), enter adjustment menu of white
balance, adjust the third level and seventh level using white balance. Adjust offset_R, offset_G and
offset_B to let color coordinate of the third level be 270 and 275 and its brightness be about 21nit.
fixate gain_B to 128, adjust gain_R, gain_G to color coordinate of the seventh level be 280 and 280.
adjust offset_R, offset_G,offset_B, gain_R and gain_G, repeatedly using the same method until the value of the two levels gray-scale be the specified value.

Polaroid 3201 White balance adjustment YPbPr channel
input YpbPr signal of K-7253 to YPbPr-1 terminal, input TIME380(480i) PATTERN471 8 level
gray-scale signal, set the value of Hor-width to 23, Ver-width to 5, S-bright to 120 and S-contrast to
140.Enter adjustment menu of white balance, adjust the third level using white balancer. Adjust
offset_R, offset_G and offset_B, to let color coordinate of the third level be 270 and 275 and its
brightness be about 15nit.
Input 8 level gray-scale signal of TIME392(480p), TIME394(720p) and TIME396(1080i) separately,
repeat the above operations to let color coordinate of the third level be 270 and 275 and its
brightness be about 15nit.
Performance check
TV function
Enter searching menu → auto search, connect RF-TV terminal with central signal source and check if there are channels be skipped AV/S, YpbPr terminals. Input AV/S, HD signal, check if it is normal.
VGA terminal
Insert VGA terminal, input VGA format signal of 640 X 480@60 Hz, check if the display is normal. If
interference exists, press the auto adjust button on remote control again and check if it is normal.
DVI terminal
Insert DVI terminal, input signal of 640 X 480@60 Hz signal and check if the display is normal.
Check sound channel
Check the speaker and headphone of each channel.
Presetting before ex-factory

Polaroid 3201 TV Service menu

Photo credit : netkims.com

Model Part Number Description Boards FLM 3201
667-L32K5-05 Keypress Board 1
667-L32K5-09 IR Receive Board 1
667-L32K5-16 USB Board 1
667-L32K5N-40 Audio/Video Processing Board 1
667-L32K5N-56 CPU Board 1
667-L34K5-20 Power Supply Board KAS20 1
301-DL26K7-01A Remote RC-D01-0A 1
615-10464-06 Stand Assy 1

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