- 2 -
1. FM
Connection
Input Output
1
IF(0V)
Adjustment
FM Antenna SG=66dBuV IC231 3-22pin(TP24,25) 98.0MHz XF233
Alignment parts is XF233.
IC231(3-22pin)0.0±0.05V
--- 87.5MHz 1.37±0.5V Check Only
--- 108.0MHz 6.9±0.50V Check Only
90.0kHz ---
106.0kHz ---
2. AM
Connection
Input Output
1
IF
Adjustment
Loop Ant TP13(L), TP14(E) and TP15(R)
450kHz
at 999kHz
T2002
Maximum
--- 522kHz L2153 1.00±0.05V
--- 1611kHz --- 7.90±0.50V Check Only
603kHz L2151
1404kHz CT252
TP13(L), TP14(E) and TP15(R)
FM Ant ---TP13(L), TP14(E) and TP15(R)
Maximum
TP11(H), TP12(E)
Cover
Voltage
SG
Frequency
Cover
Voltage
C2502
C2506
C2504
C2513
C2512
C2515
C2521
C2304
C2312
R2302
C2323
C2310
C2308
R2312
R2309
R2308
C2309
R2307
C2319
C2320
C2324
C2315
R2311
C2322
R2452
C2456R2453
C2454
C2453
C2464
C2463
C2461
C2462
R2304
R2464
R2463
R2462
R2461
R2459
R2458
R2306
R2801
R2712
R2812
R2460
R2455
C2117
R2305
C2902
R2111
R2454
R2108
C2101
C2170
R2140
R2141
R2331 C2332
C2318
C2140
R2107
R2101
R2310
R2301
C2325
R2521
R2112
R2901
C2029
D2152
D2104
D2103
IC251
L2151
L2153
T2002XF233
CT252
TP25
TP13TP14TP15
IC231
TP24TP11TP12
Antenna : 75Ω unbalanced direct, Modulation : 1 kHz
Dev. : ±22.5kHz(MONO), ±22.5kHz(MAIN), ±6.75kHz(PILOT)
RF Level : dBuV EMF
Output Level : about 30mV at TP13, TP14, TP15
Anntena : IRE Loop(SG), Moduration : 1kHz 30%
RF Level : dBuV EMF
Output Level : about 30mV at TP13, TP14, TP15
CD PICK-UP MAINTENANCE
About pick-up (Optical lens) Cleaning
Clean a lens with swab of the cotton which moistened it with alcohol, cleaning paper or cleaning disc appointed.
Specified cleaning disc : LC-1 (Part code : 645 026 1961 ..... manufactured by SANYO.)
Show a clean procedure in the following in reference by swab of cotton.
1. Cotton swab is wrapped with Cleaning paper.
2. Add the isopropyl alcohol.
3. Gently move the tip of cotton swab just like a draw a whirlpool from inside to outside on the surface of lens.
• Use a plastic screw driver for adjustments. • MODE : ST (Stereo)
• TUNING
FM : 87.5 - 108MHz
AM : 522 - 1611kHz (9kHz steps)
520-1610kHz(10kHz steps)