Service manual

7
Model No: 21WHS3-Bn
Version 1.0
TECHNICAL SPECIFICATION
Test Item Conditional TD171
AC Operating
Range
RF&AV signal input with sound loud speaker
(volume maximum) & Picture set in Dynamic
mode
140Vac ~ 240Vac
Philips or Mono-scope pattern signal with howling
sound Contrast & Brightness set in Maximum,
sound increase maximum
90Watts
Total Power
Consumption
Standby Mode 14 Watts
Brightness & contrast set in Maximum Min: 26.2KVdc
Typical Design value Average: 26.5KVdc
EHT
Brightness &contrast Minimum Max: 27.8KVdc
Anode Current Brightness &contrast Maximum I
ABL
≤ 1.2mA
Heater Voltage TV operate normally V
Heater
= 6.2Vac
B
+
Normal operating VB
+
= 112Vdc
Sound power
output
RF signal input broadcasting at
217.25MHz/BG/DK(1KHz)
Volume is maximum
V = 6.3Vrms
P = 5Watts X 2