LG KG110 Service Manual page 43

4. Устранение неисправностей
èÓ‚ÂËÚ¸ R418, R427, L405,
èÓ‚ÂËÚ¸, ÛÒÚ‡ÌÓ‚ÎÂÌ
ÎË ‡ÌÚÂÌÌ˚È ÔÂÂÍβ˜‡ÚÂθ
‚ ÂÊËÏ ÔÂ‰‡˜Ë.
ëÏ. Ú‡·ÎËˆÛ 4-3
ìÓ‚Â̸ ÔÂ‰‡˜Ë ̇
ÍÓÌÚ‡ÍÚ 20 U401 ËÎË
L411
èÓ‚ÂËÚ¸ ÔÓÚ
ÏÓ·ËθÌÓ„Ó ÔÂÂÍβ˜‡ÚÂÎfl:
SW400.ANT . èÓ‚ÂËÚ¸,
ÂÒÚ¸ ÎË Ò˄̇Î
èÓ‚ÂËÚ¸ ÔÓÚ
ÏÓ·ËθÌÓ„Ó
ÔÂÂÍβ˜‡ÚÂÎfl:
SW400.RF . èÓ‚ÂËÚ¸,
ÂÒÚ¸ ÎË Ò˄̇Î
èÓ‚ÂËÚ¸ ÚÓ˜ÍÛ
ÔÓ‰ÒÓ‰ËÌÂÌËfl
‡ÌÚÂÌÌ˚, ÔÎÓÚÌÓ ÎË
ÔÓ‰ÒÓ‰ËÌÂ̇ ‡ÌÚÂÌ̇ Í
ÒıÂÏÂ?
ÑÎfl ÚÂÒÚËÓ‚‡ÌËfl:
çÂÓ·ıÓ‰ËÏ ÂÊËÏ
ÔÂ‰‡˜Ë «Stand alone».
é·‡ÚËÚÂÒ¸ Í „·‚ 11
(PL=11 ‰Îfl GSM, PL=2
‰Îfl DCS)
Vmod_en = H?
Vtx = H?
Vbs2 = L?
ч
Lowband = 32.5dBm?
Highband = 29.5dBm?
ч
~30 dBm?
ч
~ 30 dBm?
ч
Tightly?
ч
äéçÖñ
42
çÂÚ
á‡ÏÂÌËÚ¸ Ô·ÚÛ
çÂÚ
á‡ÏÂÌËÚ¸ U401
çÂÚ
á‡ÏÂÌËÚ¸ ‡ÌÚÂÌÌÛ˛
Òӄ·ÒÛ˛˘Û˛ ÒıÂÏÛ
çÂÚ
á‡ÏÂÌËÚ¸ SW400
çÂÚ
èÎÓÚÌÓ ÔËʇڸ ‡ÌÚÂÌÌÛ