Tuner Block Diagram - LG 32LN57 Series Service Manual
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Also See for 32LN57 Series:
- Owner's manual (332 pages) ,
- Service manual (128 pages) ,
- Owner's manual (54 pages)
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4. Tuner Block Diagram
TDSQ-
+3.3V_TU
G501D
[+3.3V_S2_DEMOD] 32
[+3.3V_TUNER] 5
[+.1.8V_TUNER] 7
[+1.23V_S2_DEMOD] 30
[S2_F22_OUTPUT] 33
[LNB] 36
[S2_SCL] 34
[S2_SDA] 35
[RESET] 2
[SLC] 3
33Ω
[SDA] 4
[ERROR] 16
[SYNC] 17
[VALID] 18
[MCLK] 19
[D0-7] 20-27
[S2_RESET] 31
IF_P
[T/C_DIF[P]] 10
IF_N
[T/C_DIF[N]] 11
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+1.8_TU
/TU_RESET1
33 Ω
IC2_SDA6
IC2_SCL6
ADCINP_DEMOD
Attenuator
ADCINN_DEMOD
IF_AGC
MTK A2
AG24 [ADIN6_SRV]
AF19[OPCTRL1]
AJ19 [OPCTRL0]
AM27 [ADCINP_DEMOD]
AN27 [ADCINN_DEMOD]
LGE Internal Use Only
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